diff options
Diffstat (limited to 'erts/doc/src')
36 files changed, 1531 insertions, 369 deletions
diff --git a/erts/doc/src/Makefile b/erts/doc/src/Makefile index a83aa9b875..83f4c58560 100644 --- a/erts/doc/src/Makefile +++ b/erts/doc/src/Makefile @@ -3,16 +3,17 @@ # # Copyright Ericsson AB 1997-2012. All Rights Reserved. # -# The contents of this file are subject to the Erlang Public License, -# Version 1.1, (the "License"); you may not use this file except in -# compliance with the License. You should have received a copy of the -# Erlang Public License along with this software. If not, it can be -# retrieved online at http://www.erlang.org/. +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at # -# Software distributed under the License is distributed on an "AS IS" -# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -# the License for the specific language governing rights and limitations -# under the License. +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. # # %CopyrightEnd% # diff --git a/erts/doc/src/absform.xml b/erts/doc/src/absform.xml index 835a4fc692..547d5e583d 100644 --- a/erts/doc/src/absform.xml +++ b/erts/doc/src/absform.xml @@ -4,20 +4,21 @@ <chapter> <header> <copyright> - <year>2001</year><year>2013</year> + <year>2001</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -80,6 +81,28 @@ <item>If F is a record declaration <c><![CDATA[-record(Name,{V_1, ..., V_k})]]></c>, then Rep(F) = <c><![CDATA[{attribute,LINE,record,{Name,[Rep(V_1), ..., Rep(V_k)]}}]]></c>. For Rep(V), see below.</item> + <item>If F is a type attribute (i.e. <c><![CDATA[opaque]]></c> or + <c><![CDATA[type]]></c>) + <c><![CDATA[-Attr Name(A_1, ..., A_k) :: T]]></c> where each + <c><![CDATA[A_i]]></c> is a variable, then Rep(F) = + <c><![CDATA[{attribute,LINE,Attr,{Name,Rep(T),[Rep(A_1), ..., Rep(A_k)]}}]]></c>. + For Rep(T), see below.</item> + <item>If F is a type spec (i.e. <c><![CDATA[callback]]></c> or + <c><![CDATA[spec]]></c>) + <c><![CDATA[-Attr F Tc_1; ...; Tc_k]]></c>, + where each <c><![CDATA[Tc_i]]></c> is a fun type clause with an + argument sequence of the same length <c><![CDATA[Arity]]></c>, then + Rep(F) = + <c><![CDATA[{Attr,LINE,{{F,Arity},[Rep(Tc_1), ..., Rep(Tc_k)]}}]]></c>. + For Rep(Tc_i), see below.</item> + <item>If F is a type spec (i.e. <c><![CDATA[callback]]></c> or + <c><![CDATA[spec]]></c>) + <c><![CDATA[-Attr Mod:F Tc_1; ...; Tc_k]]></c>, + where each <c><![CDATA[Tc_i]]></c> is a fun type clause with an + argument sequence of the same length <c><![CDATA[Arity]]></c>, then + Rep(F) = + <c><![CDATA[{Attr,LINE,{{Mod,F,Arity},[Rep(Tc_1), ..., Rep(Tc_k)]}}]]></c>. + For Rep(Tc_i), see below.</item> <item>If F is a wild attribute <c><![CDATA[-A(T)]]></c>, then Rep(F) = <c><![CDATA[{attribute,LINE,A,T}]]></c>. <br></br></item> @@ -90,6 +113,127 @@ </list> <section> + <title>Type clauses</title> + <list type="bulleted"> + <item>If T is a fun type clause + <c><![CDATA[(A_1, ..., A_n) -> Ret]]></c>, where each + <c><![CDATA[A_i]]></c> and <c><![CDATA[Ret]]></c> are types, then + Rep(T) = + <c><![CDATA[{type,LINE,'fun',[{type,LINE,product,[Rep(A_1), ..., Rep(A_n)]},Rep(Ret)]}]]></c>. + </item> + <item>If T is a bounded fun type clause <c><![CDATA[Tc when Tg]]></c>, + where <c><![CDATA[Tc]]></c> is an unbounded fun type clause and + <c><![CDATA[Tg]]></c> is a type guard sequence, then Rep(T) = + <c><![CDATA[{type,LINE,bounded_fun,[Rep(Tc),Rep(Tg)]}]]></c>.</item> + </list> + </section> + + <section> + <title>Type guards</title> + <list type="bulleted"> + <item>If G is a constraint <c><![CDATA[F(A_1, ..., A_k)]]></c>, where + <c><![CDATA[F]]></c> is an atom and each <c><![CDATA[A_i]]></c> is a + type, then Rep(G) = + <c><![CDATA[{type,LINE,constraint,[Rep(F),[Rep(A_1), ..., Rep(A_k)]]}]]></c>. + </item> + <item>If G is a type definition <c><![CDATA[Name :: Type]]></c>, + where <c><![CDATA[Name]]></c> is a variable and + <c><![CDATA[Type]]></c> is a type, then Rep(G) = + <c><![CDATA[{type,LINE,constraint,[{atom,LINE,is_subtype},[Rep(Name),Rep(Type)]]}]]></c>.</item> + </list> + </section> + + <section> + <title>Types</title> + <list type="bulleted"> + <item>If T is a type definition <c><![CDATA[Name :: Type]]></c>, + where <c><![CDATA[Name]]></c> is a variable and + <c><![CDATA[Type]]></c> is a type, then Rep(T) = + <c><![CDATA[{ann_type,LINE,[Rep(Name),Rep(Type)]}]]></c>.</item> + <item>If T is a type union <c><![CDATA[A_1 | ... | A_k]]></c>, + where each <c><![CDATA[A_i]]></c> is a type, then Rep(T) = + <c><![CDATA[{type,LINE,union,[Rep(A_1), ..., Rep(A_k)]}]]></c>.</item> + <item>If T is a type range <c><![CDATA[L .. R]]></c>, + where <c><![CDATA[L]]></c> and <c><![CDATA[R]]></c> are types, then + Rep(T) = <c><![CDATA[{type,LINE,range,[Rep(L), Rep(R)]}]]></c>.</item> + <item>If T is a binary operation <c><![CDATA[L Op R]]></c>, + where <c><![CDATA[Op]]></c> is an arithmetic or bitwise binary operator + and <c><![CDATA[L]]></c> and <c><![CDATA[R]]></c> are types, then + Rep(T) = <c><![CDATA[{op,LINE,Op,Rep(L),Rep(R)}]]></c>.</item> + <item>If T is <c><![CDATA[Op A]]></c>, where <c><![CDATA[Op]]></c> is an + arithmetic or bitwise unary operator and <c><![CDATA[A]]></c> is a + type, then Rep(T) = <c><![CDATA[{op,LINE,Op,Rep(A)}]]></c>.</item> + <item>If T is a fun type <c><![CDATA[fun()]]></c>, then Rep(T) = + <c><![CDATA[{type,LINE,'fun',[]}]]></c>.</item> + <item>If T is a variable <c><![CDATA[V]]></c>, then Rep(T) = + <c><![CDATA[{var,LINE,A}]]></c>, where <c><![CDATA[A]]></c> is an atom + with a printname consisting of the same characters as + <c><![CDATA[V]]></c>.</item> + <item>If T is an atomic literal L and L is not a string literal, then + Rep(T) = Rep(L).</item> + <item>If T is a tuple or map type <c><![CDATA[F()]]></c> (i.e. + <c><![CDATA[tuple]]></c> or <c><![CDATA[map]]></c>), then Rep(T) = + <c><![CDATA[{type,LINE,F,any}]]></c>.</item> + <item>If T is a type <c><![CDATA[F(A_1, ..., A_k)]]></c>, where each + <c><![CDATA[A_i]]></c> is a type, then Rep(T) = + <c><![CDATA[{user_type,LINE,F,[Rep(A_1), ..., Rep(A_k)]}]]></c>.</item> + <item>If T is a remote type <c><![CDATA[M:F(A_1, ..., A_k)]]></c>, where + each <c><![CDATA[A_i]]></c> is a type and <c><![CDATA[M]]></c> and + <c><![CDATA[F]]></c>, then Rep(T) = + <c><![CDATA[{remote_type,LINE,[Rep(M),Rep(F),[Rep(A_1), ..., Rep(A_k)]]}]]></c>. + </item> + <item>If T is the nil type <c><![CDATA[[]]]></c>, then Rep(T) = + <c><![CDATA[{type,LINE,nil,[]}]]></c>.</item> + <item>If T is a list type <c><![CDATA[[A]]]></c>, where + <c><![CDATA[A]]></c> is a type, then Rep(T) = + <c><![CDATA[{type,LINE,list,[Rep(A)]}]]></c>.</item> + <item>If T is a non-empty list type <c><![CDATA[[A, ...]]]></c>, where + <c><![CDATA[A]]></c> is a type, then Rep(T) = + <c><![CDATA[{type,LINE,nonempty_list,[Rep(A)]}]]></c>.</item> + <item>If T is a map type <c><![CDATA[#{P_1, ..., P_k}]]></c>, where each + <c><![CDATA[P_i]]></c> is a map pair type, then Rep(T) = + <c><![CDATA[{type,LINE,map,[Rep(P_1), ..., Rep(P_k)]}]]></c>.</item> + <item>If T is a map pair type <c><![CDATA[K => V]]></c>, where + <c><![CDATA[K]]></c> and <c><![CDATA[V]]></c> are types, + then Rep(T) = + <c><![CDATA[{type,LINE,map_field_assoc,[Rep(K),Rep(V)]}]]></c>.</item> + <item>If T is a tuple type <c><![CDATA[{A_1, ..., A_k}]]></c>, where + each <c><![CDATA[A_i]]></c> is a type, then Rep(T) = + <c><![CDATA[{type,LINE,tuple,[Rep(A_1), ..., Rep(A_k)]}]]></c>.</item> + <item>If T is a record type <c><![CDATA[#Name{}]]></c>, where + <c><![CDATA[Name]]></c> is an atom, then Rep(T) = + <c><![CDATA[{type,LINE,record,[Rep(Name)]}]]></c>.</item> + <item>If T is a record type <c><![CDATA[#Name{F_1, ..., F_k}]]></c>, + where <c><![CDATA[Name]]></c> is an atom, then Rep(T) = + <c><![CDATA[{type,LINE,record,[Rep(Name),[Rep(F_1), ..., Rep(F_k)]]}]]></c>. + </item> + <item>If T is a record field type <c><![CDATA[Name :: Type]]></c>, + where <c><![CDATA[Name]]></c> is an atom, then Rep(T) = + <c><![CDATA[{type,LINE,field_type,[Rep(Name),Rep(Type)]}]]></c>.</item> + <item>If T is a record field type <c><![CDATA[<<>>]]></c>, then Rep(T) = + <c><![CDATA[{type,LINE,binary,[{integer,LINE,0},{integer,LINE,0}]}]]></c>. + </item> + <item>If T is a binary type <c><![CDATA[<< _ : B >>]]></c>, where + <c><![CDATA[B]]></c> is a type, then Rep(T) = + <c><![CDATA[{type,LINE,binary,[Rep(B),{integer,LINE,0}]}]]></c>.</item> + <item>If T is a binary type <c><![CDATA[<< _ : _ * U >>]]></c>, + where <c><![CDATA[U]]></c> is a type, then Rep(T) = + <c><![CDATA[{type,LINE,binary,[{integer,LINE,0},Rep(U)]}]]></c>.</item> + <item>If T is a binary type <c><![CDATA[<< _ : B , _ : _ * U >>]]></c>, + where <c><![CDATA[B]]></c> and <c><![CDATA[U]]></c> is a type, then + Rep(T) = + <c><![CDATA[{type,LINE,binary,[Rep(B),Rep(U)]}]]></c>.</item> + + <item>If T is a fun type <c><![CDATA[fun((...) -> Ret)]]></c>, then + Rep(T) = <c><![CDATA[{type,LINE,'fun',[{type,LINE,product,[]},Rep(Ret)]}]]></c>. + </item> + <item>If T is a fun type <c><![CDATA[fun(Tc)]]></c>, where + <c><![CDATA[Tc]]></c> is an unbounded fun type clause, + then Rep(T) = <c><![CDATA[Rep(Tc)]]></c>.</item> + </list> + </section> + + <section> <title>Record fields</title> <p>Each field in a record declaration may have an optional explicit default initializer expression</p> @@ -98,6 +242,21 @@ Rep(V) = <c><![CDATA[{record_field,LINE,Rep(A)}]]></c>.</item> <item>If V is <c><![CDATA[A = E]]></c>, then Rep(V) = <c><![CDATA[{record_field,LINE,Rep(A),Rep(E)}]]></c>.</item> + <item>If V is <c><![CDATA[A :: T]]></c>, where <c><![CDATA[A]]></c> is + an atom and <c><![CDATA[T]]></c> is a type and it does not contain + <c><![CDATA[undefined]]></c> syntactically, then Rep(V) = + <c><![CDATA[{typed_record_field,{record_field,LINE,Rep(A)},Rep(undefined | T)}]]></c>. + Note that if <![CDATA[T]]> is an annotated type, it will be wrapped in + parentheses.</item> + <item>If V is <c><![CDATA[A :: T]]></c>, where <c><![CDATA[A]]></c> is + an atom and <c><![CDATA[T]]></c> is a type, then Rep(V) = + <c><![CDATA[{typed_record_field,{record_field,LINE,Rep(A)},Rep(T)}]]></c>. + </item> + <item>If V is <c><![CDATA[A = E :: T]]></c>, where <c><![CDATA[A]]></c> + is an atom, <c><![CDATA[E]]></c> is an expression and + <c><![CDATA[T]]></c> is a type, then Rep(V) = + <c><![CDATA[{typed_record_field,{record_field,LINE,Rep(A),Rep(E)},Rep(T)}]]></c>. + </item> </list> </section> diff --git a/erts/doc/src/alt_dist.xml b/erts/doc/src/alt_dist.xml index e4912576f7..2263302707 100644 --- a/erts/doc/src/alt_dist.xml +++ b/erts/doc/src/alt_dist.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/book.xml b/erts/doc/src/book.xml index dc02edc5c6..12eda03ee5 100644 --- a/erts/doc/src/book.xml +++ b/erts/doc/src/book.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/communication.xml b/erts/doc/src/communication.xml index 02040c9edb..3deea3e4af 100644 --- a/erts/doc/src/communication.xml +++ b/erts/doc/src/communication.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/crash_dump.xml b/erts/doc/src/crash_dump.xml index 8291bf38b7..61c9159823 100644 --- a/erts/doc/src/crash_dump.xml +++ b/erts/doc/src/crash_dump.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -88,22 +89,20 @@ operating system.</p> <list type="bulleted"> <item>"<em><A></em>: Cannot allocate <em><N></em> - bytes of memory (of type "<em><T></em>", thread - <em><I></em>em>)." - The system has run out of memory. <A> - is the allocator that failed to allocate memory, <N> is the - number of bytes that <A> tried to allocate, <T> is the - memory block type that the memory was needed for, and <I> is the - thread identifier. The most common case is that a process stores huge - amounts of data. In this case <T> is most often - <c><![CDATA[heap]]></c>, <c><![CDATA[old_heap]]></c>, - <c><![CDATA[heap_frag]]></c>, or <c><![CDATA[binary]]></c>. - For more information on allocators see - <seealso marker="erts_alloc">erts_alloc(3)</seealso>.</item> + bytes of memory (of type "<em><T></em>")." - The system + has run out of memory. <A> is the allocator that failed + to allocate memory, <N> is the number of bytes that + <A> tried to allocate, and <T> is the memory block + type that the memory was needed for. The most common case is + that a process stores huge amounts of data. In this case + <T> is most often <c><![CDATA[heap]]></c>, <c><![CDATA[old_heap]]></c>, + <c><![CDATA[heap_frag]]></c>, or <c><![CDATA[binary]]></c>. For more information on + allocators see + <seealso marker="erts_alloc">erts_alloc(3)</seealso>.</item> <item>"<em><A></em>: Cannot reallocate <em><N></em> - bytes of memory (of type "<em><T></em>", thread - <em><I></em>em>)." - Same as above with the exception that memory - was being reallocated instead of being allocated when the system ran - out of memory.</item> + bytes of memory (of type "<em><T></em>")." - Same as + above with the exception that memory was being reallocated + instead of being allocated when the system ran out of memory.</item> <item>"Unexpected op code <em>N</em>" - Error in compiled code, <c><![CDATA[beam]]></c> file damaged or error in the compiler.</item> <item>"Module <em>Name</em> undefined" <c><![CDATA[|]]></c> "Function @@ -306,9 +305,6 @@ <tag><em>Last scheduled in for | Current call</em></tag> <item>The current function of the process. These fields will not always exist.</item> - <tag><em>Run queue</em></tag> - <item>The identifier of the scheduler run queue in which the process is - running.</item> <tag><em>Spawned by</em></tag> <item>The parent of the process, i.e. the process which executed <c><![CDATA[spawn]]></c> or <c><![CDATA[spawn_link]]></c>.</item> diff --git a/erts/doc/src/driver.xml b/erts/doc/src/driver.xml index 616703fdef..a68e87d3b3 100644 --- a/erts/doc/src/driver.xml +++ b/erts/doc/src/driver.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/driver_entry.xml b/erts/doc/src/driver_entry.xml index b34ca136f3..30772c68fe 100644 --- a/erts/doc/src/driver_entry.xml +++ b/erts/doc/src/driver_entry.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -210,7 +211,7 @@ typedef struct erl_drv_entry { number >= 0 or a pointer, or if the driver can't be started, one of three error codes should be returned:</p> <p>ERL_DRV_ERROR_GENERAL - general error, no error code</p> - <p>ERL_DRV_ERROR_ERRNO - error with error code in erl_errno</p> + <p>ERL_DRV_ERROR_ERRNO - error with error code in <c>errno</c></p> <p>ERL_DRV_ERROR_BADARG - error, badarg</p> <p>If an error code is returned, the port isn't started.</p> </item> diff --git a/erts/doc/src/epmd.xml b/erts/doc/src/epmd.xml index 25f819ab50..28fcc8f7af 100644 --- a/erts/doc/src/epmd.xml +++ b/erts/doc/src/epmd.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 98d05dc7de..b0322b7d43 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -1351,6 +1352,18 @@ give lower latency and higher throughput at the expense of higher memory usage.</p> </item> + <tag><marker id="+zdntgc"><c>+zdntgc time</c></marker></tag> + <item> + <p>Set the delayed node table garbage collection time + (<seealso marker="erlang#system_info_delayed_node_table_gc">delayed_node_table_gc</seealso>) + in seconds. Valid values are either <c>infinity</c> or + an integer in the range [0-100000000]. Default is 60.</p> + <p>Node table entries that are not referred will linger + in the table for at least the amount of time that this + parameter determines. The lingering prevents repeated + deletions and insertions in the tables from occurring. + </p> + </item> </taglist> </item> </taglist> diff --git a/erts/doc/src/erl_dist_protocol.xml b/erts/doc/src/erl_dist_protocol.xml index 890293d802..e1a58856f3 100644 --- a/erts/doc/src/erl_dist_protocol.xml +++ b/erts/doc/src/erl_dist_protocol.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/erts/doc/src/erl_driver.xml b/erts/doc/src/erl_driver.xml index 77fc906aca..1f7fe0f961 100644 --- a/erts/doc/src/erl_driver.xml +++ b/erts/doc/src/erl_driver.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/erl_ext_dist.xml b/erts/doc/src/erl_ext_dist.xml index a6e7dddbed..caf1e812c4 100644 --- a/erts/doc/src/erl_ext_dist.xml +++ b/erts/doc/src/erl_ext_dist.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index f64381c99d..23c3d5fcee 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -1177,7 +1178,7 @@ typedef enum { <code type="none"> ERL_NIF_TERM key, value; ErlNifMapIterator iter; -enif_map_iterator_create(env, my_map, ERL_NIF_MAP_ITERATOR_FIRST); +enif_map_iterator_create(env, my_map, &iter, ERL_NIF_MAP_ITERATOR_FIRST); while (enif_map_iterator_get_pair(env, &iter, &key, &value)) { do_something(key,value); diff --git a/erts/doc/src/erl_prim_loader.xml b/erts/doc/src/erl_prim_loader.xml index 171f84decc..d05f0d9aea 100644 --- a/erts/doc/src/erl_prim_loader.xml +++ b/erts/doc/src/erl_prim_loader.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 3fea64cef5..39febba1ec 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -2142,10 +2143,10 @@ os_prompt% </pre> <<1,2,3>> > <input>Bin2 = <<4,5>>.</input> <<4,5>> -> <input>Bin3 = <<6,7:4,>>.</input> -<<6>> +> <input>Bin3 = <<6,7:4>>.</input> +<<6,7:4>> > <input>list_to_bitstring([Bin1,1,[2,3,Bin2],4|Bin3]).</input> -<<1,2,3,1,2,3,4,5,4,6,7:46>></pre> +<<1,2,3,1,2,3,4,5,4,6,7:4>></pre> </desc> </func> <func> @@ -6222,6 +6223,7 @@ ok <name name="system_info" arity="1" clause_i="64"/> <name name="system_info" arity="1" clause_i="65"/> <name name="system_info" arity="1" clause_i="66"/> + <name name="system_info" arity="1" clause_i="67"/> <fsummary>Information about the system</fsummary> <desc> <p>Returns various information about the current system @@ -6291,6 +6293,15 @@ ok compiled; otherwise, <c>false</c>. </p> </item> + <tag><marker id="system_info_delayed_node_table_gc"><c>delayed_node_table_gc</c></marker></tag> + <item> + <p>Returns the amount of time in seconds that garbage collection + of an entry in a node table will be delayed. This limit can be set + on startup by passing the + <seealso marker="erts:erl#+zdntgc">+zdntgc</seealso> command line + flag to <c>erl</c>. For more information see the documentation of the + command line flag.</p> + </item> <tag><marker id="system_info_dirty_cpu_schedulers"><c>dirty_cpu_schedulers</c></marker></tag> <item> <p>Returns the number of dirty CPU scheduler threads used by diff --git a/erts/doc/src/erlc.xml b/erts/doc/src/erlc.xml index c3fc3b1686..9fc5864413 100644 --- a/erts/doc/src/erlc.xml +++ b/erts/doc/src/erlc.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/erlsrv.xml b/erts/doc/src/erlsrv.xml index 71cee714a5..ccb8b2dd76 100644 --- a/erts/doc/src/erlsrv.xml +++ b/erts/doc/src/erlsrv.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/erts_alloc.xml b/erts/doc/src/erts_alloc.xml index 1ade41f1aa..376cae4a95 100644 --- a/erts/doc/src/erts_alloc.xml +++ b/erts/doc/src/erts_alloc.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/escript.xml b/erts/doc/src/escript.xml index 9159d68f60..46110333f9 100644 --- a/erts/doc/src/escript.xml +++ b/erts/doc/src/escript.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/inet_cfg.xml b/erts/doc/src/inet_cfg.xml index d40bc5f9ee..5caf232a62 100644 --- a/erts/doc/src/inet_cfg.xml +++ b/erts/doc/src/inet_cfg.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/init.xml b/erts/doc/src/init.xml index c5a1a92b92..fe26df61f7 100644 --- a/erts/doc/src/init.xml +++ b/erts/doc/src/init.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/match_spec.xml b/erts/doc/src/match_spec.xml index b4cc8e9f78..08dad8cc10 100644 --- a/erts/doc/src/match_spec.xml +++ b/erts/doc/src/match_spec.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 35e6e55e72..3f6d5b1d89 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -30,6 +31,955 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 7.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix bug in ETS that could cause stray objects marked for + deletion to occasionally be missed by the cleanup done by + <c>safe_fixtable(_,false)</c>.</p> + <p> + Own Id: OTP-12870</p> + </item> + <item> + <p> + Fixed VM crash that could occur if a trace port was + linked to a process, and the trace port terminated + abnormally while handling a trace message. This bug has + always existed in the runtime system with SMP support.</p> + <p> + Own Id: OTP-12901</p> + </item> + <item> + <p> + Instead of aborting, the vm now creates a crash dump when + a system process is terminated.</p> + <p> + Own Id: OTP-12934</p> + </item> + <item> + <p> + Fixed a rare emulator dead lock that occurred when + erlang:process_flag(priority,...) was called by a process + that was also scheduled for an internal system activity.</p> + <p> + Own Id: OTP-12943</p> + </item> + <item> + <p> + The runtime system on various posix platforms (except for + Linux and Solaris) could crash when large amounts of + file-descriptors were in use.</p> + <p> + Own Id: OTP-12954</p> + </item> + <item> + <p> + A beam file compiled by hipe for an incompatible runtime + system was sometimes not rejected by the loader, which + could lead to vm crash. This fix will also allow the same + hipe compiler to be used by both normal and debug-built + vm.</p> + <p> + Own Id: OTP-12962</p> + </item> + <item> + <p> + Fix bug in <c>maps:merge/2</c> when called by hipe + compiled code that could cause vm crash. Bug exists since + erts-7.0 (OTP 18.0).</p> + <p> + Own Id: OTP-12965</p> + </item> + <item> + <p> + When tracing with <c>process_dump</c> option, the VM + could abort if there was an ongoing binary match + somewhere in the call stack of the traced process.</p> + <p> + Own Id: OTP-12968</p> + </item> + <item> + <p> + Fixed possible output deadlock in tty driver when hitting + "CTRL-C" in a non-smp emulator shell on unix.</p> + <p> + Own Id: OTP-12987 Aux Id: Seq12947 </p> + </item> + <item> + <p> + Fix <c>binary_to_integer</c> to throw badarg for "+" and + "-" similar to <c>list_to_integer</c>.</p> + <p> + Own Id: OTP-12988</p> + </item> + <item> + <p> + Suppress warning of unused argument when using macro + enif_make_pid.</p> + <p> + Own Id: OTP-12989</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Changed default clock source used for OS system time on + MacOS X to <c>gettimeofday()</c> in order to improve + performance. The system can be configured during build to + use the previously used higher resolution clock source by + passing the switch <seealso + marker="doc/installation_guide:INSTALL#Advanced-configuration-and-build-of-ErlangOTP_Configuring"><c>--with-clock-resolution=high</c></seealso> + when configuring the build.</p> + <p> + Own Id: OTP-12945 Aux Id: OTP-12892 </p> + </item> + <item> + <p> + Added the <c>configure</c> option <seealso + marker="doc/installation_guide:INSTALL#Advanced-configuration-and-build-of-ErlangOTP_Configuring"><c>--disable-saved-compile-time</c></seealso> + which disables saving of compile date and time in the + emulator binary.</p> + <p> + Own Id: OTP-12971</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 7.0.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed a binary memory leak when printing to shell using + the tty driver (i.e. not -oldshell).</p> + <p> + Own Id: OTP-12941</p> + </item> + <item> + <p> + Fix a bug where the standard error port sometimes crashes + with eagain as the reason.</p> + <p> + Own Id: OTP-12942</p> + </item> + <item> + <p> + When tracing with <c>process_dump</c> option, the VM + could abort if there was an ongoing binary match + somewhere in the call stack of the traced process./</p> + <p> + Own Id: OTP-12968</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 7.0.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A process could end up in an inconsistent half exited + state in the runtime system without SMP support. This + could occur if the processes was traced by a port that it + also was linked to, and the port terminated abnormally + while handling a trace message for the process.</p> + <p> + This bug has always existed in the runtime system without + SMP support, but never in the runtime system with SMP + support.</p> + <p> + Own Id: OTP-12889 Aux Id: seq12885 </p> + </item> + <item> + <p> + Removed unnecessary copying of data when retrieving + corrected Erlang monotonic time.</p> + <p> + Own Id: OTP-12894</p> + </item> + <item> + <p> + Changed default OS monotonic clock source chosen at build + time. This in order to improve performance. The behavior + will now on most systems be that (both OS and Erlang) + monotonic time stops when the system is suspended.</p> + <p> + If you prefer that monotonic time elapse during suspend + of the machine, you can pass the command line argument + <c>--enable-prefer-elapsed-monotonic-time-during-suspend</c> + to <c>configure</c> when building Erlang/OTP. The + configuration stage will try to find such a clock source, + but might not be able to find it. Note that there might + be a performance penalty associated with such a clock + source.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12895</p> + </item> + <item> + <p> + <c>erlang:system_info(end_time)</c> returned a faulty + value on 32-bit architectures.</p> + <p> + Own Id: OTP-12896</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + The <c>configure</c> command line argument + <c>--enable-gettimeofday-as-os-system-time</c> has been + added which force usage of <c>gettimeofday()</c> for OS + system time. This will improve performance of + <c>os:system_time()</c> and <c>os:timestamp()</c> on + MacOS X, at the expense of worse accuracy, resolution and + precision of Erlang monotonic time, Erlang system time, + and OS system time.</p> + <p> + Own Id: OTP-12892</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 7.0.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix a rare hanging of the VM seen to happen just after + emulator start. Bug exists since R14.</p> + <p> + Own Id: OTP-12859 Aux Id: seq12882 </p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 7.0</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix issuing with spaces and quoting in the arguments when + using erlang:open_port spawn_executable on windows. The + behavior now mimics how unix works. This change implies a + backwards incompatibility for how spawn_executable works + on windows.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11905</p> + </item> + <item> + <p> + Fix global call trace when hipe compiled code call beam + compiled functions. Tracing of beam functions should now + alway work regardless who the caller is.</p> + <p> + Own Id: OTP-11939</p> + </item> + <item> + <p> + Correct cache alignment for ETS <c>write_concurrency</c> + locks to improve performance by reduced false sharing. + May increase memory footprint for tables with + <c>write_concurrency</c>.</p> + <p> + Own Id: OTP-11974</p> + </item> + <item> + <p> + All possibly blocking operations in the fd/spawn and + terminal driver have been converted to non-blocking + operations. Before this fix it was possible for the VM to + be blocked for a long time if the entity consuming + stdout/stderr did not consume it fast enough.</p> + <p> + Own Id: OTP-12239</p> + </item> + <item> + <p> + Add missing overhead for offheap binaries created from + external format. This fix can improve the garbage + collection of large binaries originating from + <c>binary_to_term</c> or messages from remote nodes.</p> + <p> + Own Id: OTP-12554</p> + </item> + <item> + <p> + Ensure hashing of zero is consistent</p> + <p> Erlang treats positive and negative zero as + equal:</p> + <p> + <c>true = 0.0 =:= 0.0/-1</c></p> + <p>However, Erlangs hash functions: hash, phash and + phash2 did not reflect this behaviour. The hash values + produced by the different hash functions would not be + identical for positive and negative zero.</p> <p>This + change ensures that hash value of positive zero is always + produced regardless of the signedness of the zero float, + i.e.,</p> + <p> + <c>true = erlang:phash2(0.0) =:= + erlang:phash2(0.0/-1)</c></p> + <p> + Own Id: OTP-12641</p> + </item> + <item> + <p> + Ensure NIF term creation disallows illegal floating point + values and too long atoms. Such values will cause a NIF + to throw badarg exception when it returns.</p> + <p> + Own Id: OTP-12655</p> + </item> + <item> + <p> + Fixed building of Map results from match_specs</p> + <p> + A faulty "box-value" entered into the heap which could + cause a segmentation fault in the garbage collector if it + was written on a heap fragment.</p> + <p> + Own Id: OTP-12656</p> + </item> + <item> + <p> + Fix hipe bug when matching a "writable" binary. The bug + has been seen to sometimes cause a failed binary matching + of a correct utf8 character, but other symptoms are also + possible.</p> + <p> + Own Id: OTP-12667</p> + </item> + <item> + <p> + Keep dirty schedulers from waking other schedulers.</p> + <p> + Own Id: OTP-12685</p> + </item> + <item> + <p> + Disable floating point exceptions if the VM is compiled + by clang/llvm. This is a known long-standing problem in + clang/llvm.</p> + <p> + Own Id: OTP-12717</p> + </item> + <item> + <p> + Fix bug in <c>file:sendfile</c> for FreeBSD causing not + the entire file to be sent.</p> + <p> + Own Id: OTP-12720</p> + </item> + <item> + <p> + Fix the broken Android support in erl_child_setup.c</p> + <p> + Own Id: OTP-12751</p> + </item> + <item> + <p> + Faulty statistics reported by the <c>fix_alloc</c> + allocator.</p> + <p> + Own Id: OTP-12766</p> + </item> + <item> + <p> + Fix two erts_snprintf() calls to correct sizes.</p> + <p> + - run_erl.c (ose): Use the size of the signal type, not + its pointer. - erl_node_tables.c: Use the size of the + _BUFFER in erts_snprintf() to make sure we can use the + full space.</p> + <p> + Own Id: OTP-12771</p> + </item> + <item> + <p> + Delayed memory allocations could be delayed an + unnecessarily long time.</p> + <p> + Own Id: OTP-12812</p> + </item> + <item> + <p> + Make sure that timeouts on a pool of acceptors are + released in the correct order.</p> + <p> + Own Id: OTP-12817</p> + </item> + <item> + <p> + Fix segmentation fault in module_info for deleted modules</p> + <p> + Own Id: OTP-12820</p> + </item> + <item> + <p>Fix garbage collection of literals in code purge</p> + <p>During code purging and check_process_code, the + checking of the binary reference embedded in the match + binary state was omitted for the tracing tests. This + would cause the binary match state to reference + deallocated memory.</p> + <p> + Own Id: OTP-12821</p> + </item> + <item> + <p> + A bug has been corrected for gen_tcp:close so when + {linger,{true,0}} is in effect it does not wait for data + in the driver queue to transfer out before closing the + port. Bug fix by Rory Byrne.</p> + <p> + Own Id: OTP-12840</p> + </item> + <item> + <p> + The documentation of the driver callback <seealso + marker="driver_entry#start"><c>start()</c></seealso> + erroneously stated that a return value of + <c>ERL_DRV_ERROR_ERRNO</c> caused the error value to be + passed via <c>erl_errno</c> when it should have been + <c>errno</c>.</p> + <p> + Own Id: OTP-12855</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Add <c>md5</c> and <c>module</c> entries to + <c>?MODULE:module_info/0/1</c> and remove obsolete entry + 'import'.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11940</p> + </item> + <item> + <p> + Debug function <c>erlang:display/1</c> shows content of + binaries and bitstrings, not only the length.</p> + <p> + Own Id: OTP-11941</p> + </item> + <item> + <p>The time functionality of Erlang has been extended. + This both includes a <seealso + marker="time_correction#The_New_Time_API">new + API</seealso> for time, as well as <seealso + marker="time_correction#Time_Warp_Modes">time warp + modes</seealso> which alters the behavior of the system + when system time changes. <em>You are strongly encouraged + to use the new API</em> instead of the old API based on + <seealso + marker="erlang#now/0"><c>erlang:now/0</c></seealso>. + <c>erlang:now/0</c> has been deprecated since it is and + forever will be a scalability bottleneck. For more + information see the <seealso + marker="time_correction">Time and Time + Correction</seealso> chapter of the ERTS User's + Guide.</p> + <p>Besides the API changes and time warp modes a lot of + scalability and performance improvements regarding time + management has been made internally in the runtime + system. Examples of such improvements are scheduler + specific timer wheels, scheduler specific BIF timer + management, parallel retrieval of monotonic time and + system time on systems with primitives that are not + buggy.</p> + <p> + Own Id: OTP-11997</p> + </item> + <item> + <p><c>erlang:function_exported(M, F, A)</c> will now + return <c>true</c> if <c>M:F/A</c> refers to a BIF.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12099</p> + </item> + <item> + <p> + New BIF: <c>erlang:get_keys/0</c>, lists all keys + associated with the process dictionary. Note: + <c>erlang:get_keys/0</c> is auto-imported.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12151 Aux Id: seq12521 </p> + </item> + <item> + <p> + Make distributed send of large messages yield to improve + real-time characteristics.</p> + <p> + Own Id: OTP-12232</p> + </item> + <item> + <p> + Use high accuracy poll timeouts</p> + <p> + Where available, use poll/select API's that can handle + time resolutions less than 1ms. In the cases where such + API's are not available the timeout is rounded up to the + nearest ms.</p> + <p> + Own Id: OTP-12236</p> + </item> + <item> + <p> + The internal group to user_drv protocol has been changed + to be synchronous in order to guarantee that output sent + to a process implementing the user_drv protocol is + printed before replying. This protocol is used by the + standard_output device and the ssh application when + acting as a client. </p> + <p> + This change changes the previous unlimited buffer when + printing to standard_io and other devices that end up in + user_drv to 1KB.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12240</p> + </item> + <item> + <p>The previously introduced "eager check I/O" feature is + now enabled by default.</p> + <p>Eager check I/O can be disabled using the <c>erl</c> + command line argument: <seealso + marker="erl#+secio"><c>+secio false</c></seealso></p> + <p>Characteristics impact compared to previous + default:</p> <list> <item>Lower latency and smoother + management of externally triggered I/O operations.</item> + <item>A slightly reduced priority of externally triggered + I/O operations.</item> </list> + <p> + Own Id: OTP-12254 Aux Id: OTP-12117 </p> + </item> + <item> + <p> + Properly support maps in match_specs</p> + <p> + Own Id: OTP-12270</p> + </item> + <item> + <p> + The notice that a crashdump has been written has been + moved to be printed before the crashdump is generated + instead of afterwords. The wording of the notice has also + been changed.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12292</p> + </item> + <item> + <p> + New function <c>ets:take/2</c>. Works the same as + <c>ets:delete/2</c> but also returns the deleted + object(s).</p> + <p> + Own Id: OTP-12309</p> + </item> + <item> + <p> + Tracing with cpu_timestamp option has been enabled on + Linux.</p> + <p> + Own Id: OTP-12366</p> + </item> + <item> + <p> + ets:info/1,2 now contains information about whether + write_concurrency or read_concurrency is enabled.</p> + <p> + Own Id: OTP-12376</p> + </item> + <item> + <p> + Improved usage of <c>gcc</c>'s builtins for atomic memory + access. These are used when no other implementation of + atomic memory operations is available. For example, when + compiling for ARM when <c>libatomic_ops</c> is not + available.</p> + <p> + The largest improvement will be seen when compiling with + a <c>gcc</c> with support for the <c>__atomic_*</c> + builtins (using a <c>gcc</c> of at least version 4.7), + but also when only the legacy <c>__sync_*</c> builtins + are available (using a <c>gcc</c> of at least version + 4.1) an improvement can be seen.</p> + <p> + For more information see the "<seealso + marker="doc/installation_guide:INSTALL#Advanced-configuration-and-build-of-ErlangOTP_Configuring_Atomic-Memory-Operations-and-the-VM">Atomic + Memory Operations and the VM</seealso>" section of + <c>$ERL_TOP/HOWTO/INSTALL.md</c>.</p> + <p> + Own Id: OTP-12383</p> + </item> + <item> + <p> + Introduce <c>math:log2/1</c> function to math module.</p> + <p> + Own Id: OTP-12411</p> + </item> + <item> + <p>The documentation of the Abstract Format (in the ERTS + User's Guide) has been updated with types and + specification. (Thanks to Anthony Ramine.) </p> <p> The + explicit representation of parentheses used in types of + the abstract format has been removed. Instead the new + functions <c>erl_parse:type_inop_prec()</c> and + <c>erl_parse:type_preop_prec()</c> can be used for + inserting parentheses where needed. </p> + <p> + Own Id: OTP-12492</p> + </item> + <item> + <p> + Remove perfctr support</p> + <p> + Development of perfctr in the linux kernel ceased in + 2010. The perfctr support code in the Erlang VM is thus + effectively dead code and therefor removed.</p> + <p> + Own Id: OTP-12508</p> + </item> + <item> + <p><c>zlib:inflateChunk/2</c> has been added. It works + like <c>zlib:inflate/2</c>, but decompresses no more data + than will fit in the buffer configured by + <c>zlib:setBufSize/2</c>.</p> + <p> + Own Id: OTP-12548</p> + </item> + <item> + <p> + Use linear search for small select_val arrays</p> + <p> + Own Id: OTP-12555</p> + </item> + <item> + <p> + New BIF ets:update_counter/4 with a default object as + argument, which will be inserted in the table if the key + was not found.</p> + <p> + Own Id: OTP-12563</p> + </item> + <item> + <p> + Export missing types from zlib module</p> + <p> + Own Id: OTP-12584</p> + </item> + <item> + <p> + Use persistent hashmaps for large Maps <p>Maps will use a + persistent hashmap implementation when the number of + pairs in a Map becomes sufficiently large. The change + will occur when a Map reaches 33 pairs in size but this + limit might change in the future.</p></p> + <p>The most significant impact for the user by this + change is speed, and to a lesser degree memory + consumption and introspection of Maps. Memory consumption + size is probalistic but lesser than <c>gb_trees</c> or + <c>dict</c> for instance. Any other impacts will be + transparent for the user except for the following + changes.</p> + <p>Semantics of Maps have changed in two incompatible + ways compared to the experimental implementation in OTP + 17:</p> <list> <item>Hashing of maps is done different by + <c>erlang:phash2/1,2</c>, <c>erlang:phash/1</c> and + <c>erlang:hash/2</c>.</item> <item>Comparing two maps + with ==, /=, =<, <, >= and >, is done + different if the keys contain floating point + numbers.</item> </list> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12585</p> + </item> + <item> + <p> + Scalability improvement for <seealso + marker="erlang#make_ref/0">erlang:make_ref/0</seealso>, + and other functionality that create references. Each + scheduler now manage its own set of references. By this + no communication at all is needed when creating + references.</p> + <p> + Previous implementation generated a strictly + monotonically increasing sequence of references + corresponding to creation time on the runtime system + instance. This is <em>not</em> the case with current + implementation. You can only expect reference to be + unique. The Erlang/OTP documentation has never mentioned + anything else but the uniqueness property, so this change + <em>is</em> fully compatible. The only reason we've + marked this as a potential incompatibility is since an + early draft for an Erlang specification mentions strict + monotonicity as a property.</p> + <p> + If you need to create data with a strict monotonicity + property use <seealso + marker="erlang#unique_integer/1">erlang:unique_integer([monotonic])</seealso>. + Do <em>not</em> use the deprecated <seealso + marker="erlang#now/0">erlang:now()</seealso>.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12610</p> + </item> + <item> + <p> + Enable different abort signal from heart</p> + <p>By using environment variable HEART_KILL_SIGNAL, heart + can now use a different signal to kill the old running + Erlang.</p> + <p>By default the signal is SIGKILL but SIGABRT may also + be used by setting environment variable: + HEART_KILL_SIGNAL=SIGABRT</p> + <p> + Own Id: OTP-12613 Aux Id: seq12826 </p> + </item> + <item> + <p> + Update autconf to latest version 2015-03-04</p> + <p> + Own Id: OTP-12646</p> + </item> + <item> + <p> + Optimization of timers internally in the VM. This include + process timers (<c>receive ... after</c>), port timers + (<c>driver_set_timer()</c>) as well as BIF timers + (<c>erlang:send_after()</c>/<c>erlang:start_timer()</c>).</p> + <p> + Each scheduler thread now has its own lock-free timer + service instead of one locked central service. This + dramatically improves performance of timer management on + systems with a large amount of schedulers and timers.</p> + <p> + The timer service internal data structure has also been + optimized to be able to handle more timers than before. + That is, each timer service is by its self able to handle + more timers without dramatic performance loss than the + old centralized timer service.</p> + <p> + The API of BIF timers has also been extended. Timeout + values are for example no longer limited to 32-bit + integers. For more information see the documentation of + <seealso + marker="erlang#start_timer/4"><c>erlang:start_timer/4</c></seealso>, + <seealso + marker="erlang#send_after/4"><c>erlang:send_after/4</c></seealso>, + <seealso + marker="erlang#cancel_timer/2"><c>erlang:cancel_timer/2</c></seealso>, + and <seealso + marker="erlang#read_timer/2"><c>erlang:read_timer/2</c></seealso>.</p> + <p> + Characteristics impact: Calls to the synchronous versions + of <c>erlang:cancel_timer()</c>, and + <c>erlang:read_timer()</c> may take substantially longer + time to complete than before. This occur when the timer + that is accessed is managed by a remote scheduler. You + typically want to use the new asynchronous option in + order to avoid blocking the calling process.</p> + <p> + Own Id: OTP-12650 Aux Id: OTP-11997 </p> + </item> + <item> + <p> + Specialize instructions from common assembler patterns</p> + <p>Specialize common instructions of <c>rem</c>, + <c>band</c>, <c>minus</c> and <c>plus</c> in the beam + loader. This will reduce the number of fetches and thus + lessen the instruction dispatch pressure during runtime + and speed up those operations in some common cases.</p> + <p>Specialize move patterns from x-registers to the stack + with a new <c>move_window</c> instruction. This change + will reduce instruction dispatch pressure.</p> + <p> + Own Id: OTP-12690</p> + </item> + <item> + <p> + Fix cross compilation for Android.</p> + <p> + Own Id: OTP-12693</p> + </item> + <item> + <p> + Fix incorrect use of autoconf macro AC_EGREP_CPP, which + could cause faulty configuration if run from a path + containing the string 'yes'.</p> + <p> + Own Id: OTP-12706</p> + </item> + <item> + <p> + Minimal Java version is now 1.6</p> + <p> + Own Id: OTP-12715</p> + </item> + <item> + <p> + Send format and args on process exit to error_logger</p> + <p> + Previously, the emulator would generate a whole string + with values and call the error_logger passing + <c>"~s~n"</c>. This changes it to a format string + containing <c>~p</c> with the respective values as + arguments.</p> + <p> + Own Id: OTP-12735</p> + </item> + <item> + <p> + Map error logger warnings to warning messages by default.</p> + <p> + Own Id: OTP-12755</p> + </item> + <item> + <p> + Configure architecture ppc64le architecture as a ppc64</p> + <p> + Own Id: OTP-12761</p> + </item> + <item> + <p> + Add function <c>enif_raise_exception</c> to allow a NIF + to raise an error exception with any type of reason.</p> + <p> + Own Id: OTP-12770</p> + </item> + <item> + <p> + Optimized node table statistics retrieval.</p> + <p> + Own Id: OTP-12777</p> + </item> + <item> + <p> + Map beam error logger warnings to warning messages by + default. Previously these messages were mapped to the + error channel by default.</p> + <p> + Own Id: OTP-12781</p> + </item> + <item> + <p> + gen_tcp:shutdown/2 is now asynchronous</p> + <p> + This solves the following problems with the old + implementation:</p> + <p> + It doesn't block when the TCP peer is idle or slow. This + is the expected behaviour when shutdown() is called: the + caller needs to be able to continue reading from the + socket, not be prevented from doing so.</p> + <p> + It doesn't truncate the output. The current version of + gen_tcp:shutdown/2 will truncate any outbound data in the + driver queue after about 10 seconds if the TCP peer is + idle of slow. Worse yet, it doesn't even inform anyone + that the data has been truncated: 'ok' is returned to the + caller; and a FIN rather than an RST is sent to the TCP + peer.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12797</p> + </item> + <item> + <p> + Introduced delayed node table GC. This in order to avoid + oscillation of entries in and out of the tables. The + oscillation caused unnecessary lock contention on the + table locks. The delay length can be set by passing the + <seealso marker="erl#+zdntgc"><c>+zdntgc</c></seealso> + command line argument.</p> + <p> + Characteristics impact: The tables can grow to very large + sizes with unused entries if the node is get huge amounts + of short lived connections from other nodes. This problem + can be alleviated by shortening the length of the delay + using the <c>+zdntgc</c> command line argument.</p> + <p> + Own Id: OTP-12802</p> + </item> + <item> + <p>Improved implementation of <seealso + marker="erlang#statistics/1"><c>erlang:statistics</c></seealso><c>(io)</c> + in order to reduce contention between schedulers.</p> + <p>Characteristics impact: The actual call to + <c>erlang:statistics(io)</c> takes longer time to + complete, but the overall impact on the system is + improved.</p> + <p> + Own Id: OTP-12842</p> + </item> + <item> + <p> + There are many cases where user code needs to be able to + distinguish between a socket that was closed normally and + one that was aborted. Setting the option + {show_econnreset, true} enables the user to receive + ECONNRESET errors on both active and passive sockets.</p> + <p> + Own Id: OTP-12843</p> + </item> + <item> + <p> + Do not preallocate too large event pool</p> + <p> + A default pool size of 4000 is too excessive for the + common case. This corresponds directly to the number of + threads in the system. Change + ERTS_TS_EV_ALLOC_DEFAULT_POOL_SIZE to 2048. Change + ERTS_TS_EV_ALLOC_POOL_SIZE to 32.</p> + <p> + Own Id: OTP-12849</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 6.4.1</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/doc/src/notes_history.xml b/erts/doc/src/notes_history.xml index 4420311912..0886ae4039 100644 --- a/erts/doc/src/notes_history.xml +++ b/erts/doc/src/notes_history.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/part.xml b/erts/doc/src/part.xml index 7b17b5b551..2f5eca93db 100644 --- a/erts/doc/src/part.xml +++ b/erts/doc/src/part.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/part_notes.xml b/erts/doc/src/part_notes.xml index b5c8f0af09..83bb479715 100644 --- a/erts/doc/src/part_notes.xml +++ b/erts/doc/src/part_notes.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/part_notes_history.xml b/erts/doc/src/part_notes_history.xml index a99fa4a17f..055d1681d5 100644 --- a/erts/doc/src/part_notes_history.xml +++ b/erts/doc/src/part_notes_history.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/ref_man.xml b/erts/doc/src/ref_man.xml index 8ed7090a61..ac589f8cb5 100644 --- a/erts/doc/src/ref_man.xml +++ b/erts/doc/src/ref_man.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/run_erl.xml b/erts/doc/src/run_erl.xml index 28e94c6da8..0a5b2c6136 100644 --- a/erts/doc/src/run_erl.xml +++ b/erts/doc/src/run_erl.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/start.xml b/erts/doc/src/start.xml index e9a5714f93..386fbe6e88 100644 --- a/erts/doc/src/start.xml +++ b/erts/doc/src/start.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/start_erl.xml b/erts/doc/src/start_erl.xml index fe808f7737..62610b43b0 100644 --- a/erts/doc/src/start_erl.xml +++ b/erts/doc/src/start_erl.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/time_correction.xml b/erts/doc/src/time_correction.xml index 8af98acc19..aed38fbb92 100644 --- a/erts/doc/src/time_correction.xml +++ b/erts/doc/src/time_correction.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -613,6 +614,7 @@ <item><p><seealso marker="erlang#system_info_time_warp_mode"><c>erlang:system_info(time_warp_mode)</c></seealso></p></item> <item><p><seealso marker="erlang#system_info_time_correction"><c>erlang:system_info(time_correction)</c></seealso></p></item> <item><p><seealso marker="erlang#system_info_start_time"><c>erlang:system_info(start_time)</c></seealso></p></item> + <item><p><seealso marker="erlang#system_info_end_time"><c>erlang:system_info(end_time)</c></seealso></p></item> </list> <marker id="The_New_Erlang_Monotonic_Time"/> @@ -865,6 +867,7 @@ EventTag = {Time, UMI}</code> API can easily be implemented using existing primitives (except for <seealso marker="erlang#system_info_start_time"><c>erlang:system_info(start_time)</c></seealso>, + <seealso marker="erlang#system_info_end_time"><c>erlang:system_info(end_time)</c></seealso>, <seealso marker="erlang#system_info_os_monotonic_time_source"><c>erlang:system_info(os_monotonic_time_source)</c></seealso>, and <seealso marker="erlang#system_info_os_system_time_source"><c>erlang:system_info(os_system_time_source)</c></seealso>). By wrapping the API with functions that fall back on diff --git a/erts/doc/src/tty.xml b/erts/doc/src/tty.xml index db15195f65..cd46d1203c 100644 --- a/erts/doc/src/tty.xml +++ b/erts/doc/src/tty.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/werl.xml b/erts/doc/src/werl.xml index 49cc45e745..9e7ad584eb 100644 --- a/erts/doc/src/werl.xml +++ b/erts/doc/src/werl.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/erts/doc/src/zlib.xml b/erts/doc/src/zlib.xml index 1f10ddef6d..0a641346d9 100644 --- a/erts/doc/src/zlib.xml +++ b/erts/doc/src/zlib.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> |