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Diffstat (limited to 'erts/doc')
| -rw-r--r-- | erts/doc/src/notes.xml | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 4eeea87bad..cd0aa634e7 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -31,6 +31,208 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 9.1.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>The new zlib module returned a data_error when + inflating concatenated streams, which was incompatible + with the old module's behavior of returning the + uncompressed data up to the end of the first stream.</p> + <p> + Own Id: OTP-14648</p> + </item> + <item> + <p>zlib:gunzip/1 will no longer stop at the end of the + first stream when decompressing concatenated gzip + files.</p> + <p> + Own Id: OTP-14649</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 9.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Changed <c>erlang:apply/2</c> to raise a <c>badarg</c> + exception if the second argument is not a proper list. + Previous behavior was a misleading <c>undef</c> + exception.</p> + <p> + Own Id: OTP-14490 Aux Id: ERL-432 </p> + </item> + <item> + <p>On macOS, <c>crypto</c> would crash if <c>observer</c> + had been started before <c>crypto</c>. On the beta for + macOS 10.13 (High Sierra), <c>crypto</c> would crash. + Both of those bugs have been fixed.</p> + <p> + Own Id: OTP-14499 Aux Id: ERL-251 ERL-439 </p> + </item> + <item> + <p> + Fixed bug in enif_whereis_pid/port that could cause heap + corruption in rare cases.</p> + <p> + Own Id: OTP-14523</p> + </item> + <item> + <p> + Fix so that trace messages generated when in a dirty nif + are flushed correctly when the dirty nif is done + executing.</p> + <p> + Own Id: OTP-14538</p> + </item> + <item> + <p> + Fix escape code handling when using ANSI color codes in + the shell.</p> + <p> + Own Id: OTP-14549 Aux Id: PR1536 </p> + </item> + <item> + <p> + Upgraded the ERTS internal PCRE library from version 8.40 + to version 8.41. See <url + href="http://pcre.org/original/changelog.txt">http://pcre.org/original/changelog.txt</url> + for information about changes made to PCRE. This library + implements major parts of the <seealso + marker="stdlib:re"><c>re</c></seealso> regular + expressions module.</p> + <p> + Own Id: OTP-14574</p> + </item> + <item> + <p> + Fixed a bug causing <c>statistics(runtime)</c> to produce + negative values and a bug in + <c>statistics(wall_clock)</c> causing it to produce + values one second too long.</p> + <p> + <c>statistics(runtime)</c> now also use + <c>getrusage()</c> as source when available preventing + the returned value from wrapping as frequent as before.</p> + <p> + Own Id: OTP-14597 Aux Id: ERL-465 </p> + </item> + <item> + <p> + Fixed small memory leak that could occur when sending to + a terminating port.</p> + <p> + Own Id: OTP-14609</p> + </item> + <item> + <p> + Fix bug causing VM crash when a module with + <c>-on_load</c> directive is loaded while + <c>erlang:trace(on_load, ...)</c> is enabled.</p> + <p> + Own Id: OTP-14612</p> + </item> + <item> + <p>A warning that the compiler may optimize away atoms + have been added to the documentation of + <c>list_to_existing_atom/1</c> and + <c>binary_to_existing_atom/2</c>.</p> + <p> + Own Id: OTP-14614 Aux Id: ERL-453 </p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>Lock counting can now be fully toggled at runtime in + the lock counting emulator (<c>-emu_type lcnt</c>). + Everything is enabled by default to match the old + behavior, but specific categories can be toggled at will + with minimal runtime overhead when disabled. Refer to the + documentation on <c>lcnt:rt_mask/1</c> for details.</p> + <p> + Own Id: OTP-13170</p> + </item> + <item> + <p>The <c>zlib</c> module has been refactored and all its + operations will now yield appropriately, allowing them to + be used freely in concurrent applications.</p> <p>The + following functions have been deprecated, but will not + produce compiler warnings until OTP 21: + <c>zlib:adler32</c>, <c>zlib:crc32</c>, + <c>zlib:inflateChunk</c>, <c>zlib:getBufSize</c>, + <c>zlib:setBufSize</c>.</p> <p>The behavior of throwing + an error when a dictionary is required for decompression + has also been deprecated. Refer to the documentation on + <c>inflateSetDictionary/2</c> for details.</p> + <p> + Own Id: OTP-14185</p> + </item> + <item> + <p><c>lcnt:collect</c> and <c>lcnt:clear</c> will no + longer block all other threads in the runtime system.</p> + <p> + Own Id: OTP-14412</p> + </item> + <item> + <p>Add <c>erlang:iolist_to_iovec/1</c>, which converts an + iolist() to an erlang:iovec(), which suitable for use + with <c>enif_inspect_iovec</c>.</p> + <p> + Own Id: OTP-14520</p> + </item> + <item> + <p>When provided with bad arguments, the <c>zlib</c> + module will now raise named exceptions instead of just + <c>badarg</c>. For example, <c>not_initialized</c> when + using <c>zlib:inflate/2</c> with an uninitialized + stream.</p> + <p> + Own Id: OTP-14527</p> + </item> + <item> + <p> + <c>erlang:halt/2</c> allows any Unicode string as slogan + for the crash dump.</p> + <p> + Own Id: OTP-14553</p> + </item> + <item> + <p>Add new nif API functions for managing an I/O Queue. + The added functions are:</p> <list type="bulleted"> + <item><seealso marker="erl_nif#enif_ioq_create"> + <c>enif_ioq_create()</c></seealso></item> <item><seealso + marker="erl_nif#enif_ioq_destroy"> + <c>enif_ioq_destroy()</c></seealso></item> <item><seealso + marker="erl_nif#enif_ioq_enq_binary"> + <c>enif_ioq_enq_binary()</c></seealso></item> + <item><seealso marker="erl_nif#enif_ioq_enqv"> + <c>enif_ioq_enqv()</c></seealso></item> <item><seealso + marker="erl_nif#enif_ioq_deq"> + <c>enif_ioq_deq()</c></seealso></item> <item><seealso + marker="erl_nif#enif_ioq_peek"> + <c>enif_ioq_peek()</c></seealso></item> <item><seealso + marker="erl_nif#enif_inspect_iovec"> + <c>enif_inspect_iovec()</c></seealso></item> + <item><seealso marker="erl_nif#enif_free_iovec"> + <c>enif_free_iovec()</c></seealso></item> </list> + <p> + Own Id: OTP-14598</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 9.0.5</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -781,6 +983,91 @@ </section> +<section><title>Erts 8.3.5.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + A timer internal bit-field used for storing scheduler id + was too small. As a result, VM internal timer data + structures could become inconsistent when using 1024 + schedulers on the system. Note that systems with less + than 1024 schedulers are not effected by this bug.</p> + <p> + This bug was introduced in ERTS version 7.0 (OTP 18.0).</p> + <p> + Own Id: OTP-14548 Aux Id: OTP-11997, ERL-468 </p> + </item> + <item> + <p> + Fixed bug in <c>binary_to_term</c> and + <c>binary_to_atom</c> that could cause VM crash. + Typically happens when the last character of an UTF8 + string is in the range 128 to 255, but truncated to only + one byte. Bug exists in <c>binary_to_term</c> since ERTS + version 5.10.2 (OTP_R16B01) and <c>binary_to_atom</c> + since ERTS version 9.0 (OTP-20.0).</p> + <p> + Own Id: OTP-14590 Aux Id: ERL-474 </p> + </item> + <item> + <p> + Fix bug causing VM crash when a module with + <c>-on_load</c> directive is loaded while + <c>erlang:trace(on_load, ...)</c> is enabled.</p> + <p> + Own Id: OTP-14612</p> + </item> + <item> + <p> + Fixed bug that could cause a VM crash when a corrupt + message is received on distribution channel from other + node.</p> + <p> + Own Id: OTP-14661 Aux Id: ERIERL-80 </p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 8.3.5.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix performance bug in pre-allocators that could cause + them to permanently fall back on normal more expensive + memory allocation. Pre-allocators are used for quick + allocation of short lived meta data used by messages and + other scheduled tasks. Bug exists since OTP_R15B02.</p> + <p> + Own Id: OTP-14491</p> + </item> + <item> + <p>Fixed a bug that prevented TCP sockets from being + closed properly on send timeouts.</p> + <p> + Own Id: OTP-14509</p> + </item> + <item> + <p> + Fixed bug in operator <c>bxor</c> causing erroneuos + result when one operand is a big <em>negative</em> + integer with the lowest <c>N*W</c> bits as zero and the + other operand not larger than <c>N*W</c> bits. <c>N</c> + is an integer of 1 or larger and <c>W</c> is 32 or 64 + depending on word size.</p> + <p> + Own Id: OTP-14514</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 8.3.5.1</title> <section><title>Fixed Bugs and Malfunctions</title> <list> |