From 5ae78de4e4f6e220e29ad2f54b95a0098da4b365 Mon Sep 17 00:00:00 2001 From: Hans Bolinder Date: Mon, 12 Oct 2015 12:12:27 +0200 Subject: [erts] Correct documentation Fix mistakes found by 'xmllint'. --- erts/doc/src/driver_entry.xml | 5 ++- erts/doc/src/erl.xml | 83 +++++++++++++++++++------------------- erts/doc/src/erl_dist_protocol.xml | 4 +- erts/doc/src/erl_driver.xml | 16 ++++---- erts/doc/src/erl_ext_dist.xml | 4 +- erts/doc/src/erl_nif.xml | 7 ++-- erts/doc/src/erlang.xml | 37 +++++++++-------- erts/doc/src/erts_alloc.xml | 74 ++++++++++++++++----------------- erts/doc/src/escript.xml | 6 +-- erts/doc/src/notes.xml | 49 ++++++++++++---------- erts/doc/src/time_correction.xml | 4 +- 11 files changed, 148 insertions(+), 141 deletions(-) (limited to 'erts/doc') diff --git a/erts/doc/src/driver_entry.xml b/erts/doc/src/driver_entry.xml index 30772c68fe..bad20d6343 100644 --- a/erts/doc/src/driver_entry.xml +++ b/erts/doc/src/driver_entry.xml @@ -4,7 +4,7 @@
- 20012013 + 20012015 Ericsson AB. All Rights Reserved. @@ -126,7 +126,7 @@
DATA TYPES - ErlDrvEntry + ErlDrvEntry

@@ -235,6 +235,7 @@ typedef struct erl_drv_entry { void (*ready_input)(ErlDrvData drv_data, ErlDrvEvent event) + void (*ready_output)(ErlDrvData drv_data, ErlDrvEvent event)

This is called when a driver event (given in the diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index b0322b7d43..63ab2532ab 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -4,7 +4,7 @@

- 19962013 + 19962015 Ericsson AB. All Rights Reserved. @@ -138,7 +138,7 @@ see app(4) and application(3).

- +

Command line arguments are read from the file . The arguments read from the file replace the @@ -203,7 +203,7 @@ app(4) and application(3).

 - +

If this flag is present, will not maintain a fully connected network of distributed Erlang nodes, and then @@ -288,7 +288,7 @@

Makes write some debug information while interpreting the boot script.

 - (emulator flag) + (emulator flag)

Selects an instrumented Erlang runtime system (virtual machine) to run, instead of the ordinary one. When running an @@ -436,7 +436,7 @@ flag and those running with the flag, as node names must be unique in distributed Erlang systems.

 - +

-smp enable and -smp starts the Erlang runtime system with SMP support enabled. This may fail if no runtime @@ -462,7 +462,7 @@

invokes the code for the Erlang emulator (virtual machine), which supports the following flags:

- +

Suggested stack size, in kilowords, for threads in the async-thread pool. Valid range is 16-8192 kilowords. The @@ -477,7 +477,7 @@ suggestion, and it might even be ignored on some platforms.

 - +

Sets the number of threads in async thread pool, valid range is 0-1024. If thread support is available, the default is 10.

@@ -496,7 +496,7 @@ , not (). Note also that is used instead of on Windows.

 - +

Enable or disable time correction:

@@ -512,7 +512,7 @@ This is interpreted as +c false.

- +

Set time warp mode: @@ -540,7 +540,7 @@ produce a crash dump. On Unix systems, sending an emulator process a SIGUSR1 signal will also force a crash dump.

 - +

Set max number of ETS tables.

 @@ -625,7 +625,7 @@ information about the file names and line numbers.

- +

Memory allocator specific flags, see erts_alloc(3) for @@ -664,10 +664,10 @@ debugging. - +

Sets the range of characters that the system will consider printable in heuristic detection of strings. This typically affects the shell, debugger and io:format functions (when ~tp is used in the format string).

-

Currently two values for the Range are supported: +

Currently two values for the Range are supported:

latin1 The default. Only characters in the ISO-latin-1 range can be considered printable, which means @@ -682,11 +682,10 @@ example your font does not cover all Unicode characters. -

Se also io:printable_range/0.

 - +

Sets the maximum number of simultaneously existing processes for this system if a Number is passed as value. Valid range for @@ -706,7 +705,7 @@ circumstances be extremely expensive. The legacy algoritm is deprecated, and the legacy option is scheduled for removal in OTP-R18.

 - +

Sets the maximum number of simultaneously existing ports for this system if a Number is passed as value. Valid range for Number @@ -737,7 +736,7 @@ circumstances be extremely expensive. The legacy algoritm is deprecated, and the legacy option is scheduled for removal in OTP-R18.

 - +

Sets the compatibility mode.

The distribution mechanism is not backwards compatible by @@ -757,7 +756,7 @@

Force ets memory block to be moved on realloc.

 - +

Limits the amount of reader groups used by read/write locks optimized for read operations in the Erlang runtime system. By @@ -775,7 +774,7 @@ schedulers to logical processors, since the reader groups are distributed better between schedulers.

 - +

Sets the number of scheduler threads to create and scheduler threads to set online when SMP support has been enabled. The maximum for @@ -800,7 +799,7 @@ SMP support enabled (see the -smp flag).

 - +

Similar to +S but uses percentages to set the number of scheduler threads to create, based on logical processors configured, @@ -821,7 +820,7 @@ SMP support enabled (see the -smp flag).

 - +

Sets the number of dirty CPU scheduler threads to create and dirty CPU scheduler threads to set online when threading support has been @@ -845,7 +844,7 @@ enabled (it's disabled by default).

- +

Similar to +SDcpu but uses percentages to set the number of dirty CPU scheduler threads to create and number of dirty CPU scheduler threads @@ -868,7 +867,7 @@ enabled (it's disabled by default).

- +

Sets the number of dirty I/O scheduler threads to create when threading support has been enabled. The valid range is 0-1024. By default, the number @@ -886,7 +885,7 @@

Scheduling specific flags.

- +sbt BindType + +sbt BindType

Set scheduler bind type.

Schedulers can also be bound using the @@ -1010,7 +1009,7 @@ erlang:system_info(scheduler_bindings).

- +sbwt none|very_short|short|medium|long|very_long + +sbwt none|very_short|short|medium|long|very_long

Set scheduler busy wait threshold. Default is medium. The threshold determines how long schedulers should busy @@ -1020,7 +1019,7 @@ without prior notice.

- +scl true|false + +scl true|false

Enable or disable scheduler compaction of load. By default scheduler compaction of load is enabled. When enabled, load @@ -1037,7 +1036,7 @@ between schedulers.

- +sct CpuTopology + +sct CpuTopology = integer(); when 0 =< =< 65535]]> @@ -1159,7 +1158,7 @@

For more information, see erlang:system_info(cpu_topology).

 - +secio true|false + +secio true|false

Enable or disable eager check I/O scheduling. The default is currently true. The default was changed from false @@ -1176,7 +1175,7 @@

erlang:system_info(eager_check_io) returns the value of this parameter used when starting the VM.

 - +sfwi Interval + +sfwi Interval

Set scheduler forced wakeup interval. All run queues will be scanned each Interval milliseconds. While there are @@ -1190,7 +1189,7 @@ the +sfwi flag will be removed.

- +stbt BindType + +stbt BindType

Try to set scheduler bind type. The same as the +sbt flag with the exception of @@ -1198,7 +1197,7 @@ documentation of the +sbt flag.

- +sub true|false + +sub true|false

Enable or disable scheduler @@ -1221,7 +1220,7 @@ utilization.

- +swct very_eager|eager|medium|lazy|very_lazy + +swct very_eager|eager|medium|lazy|very_lazy

Set scheduler wake cleanup threshold. Default is medium. @@ -1235,7 +1234,7 @@

NOTE: This flag may be removed or changed at any time without prior notice.

- +sws default|legacy + +sws default|legacy

Set scheduler wakeup strategy. Default strategy changed in erts-5.10/OTP-R16A. This strategy was previously known as proposal in OTP-R15. The legacy strategy was used as default from R13 up to and including R15. @@ -1243,7 +1242,7 @@

NOTE: This flag may be removed or changed at any time without prior notice.

- +swt very_low|low|medium|high|very_high + +swt very_low|low|medium|high|very_high

Set scheduler wakeup threshold. Default is medium. The threshold determines when to wake up sleeping schedulers @@ -1257,7 +1256,7 @@ without prior notice.

- +spp Bool + +spp Bool

Set default scheduler hint for port parallelism. If set to true, the VM will schedule port tasks when doing so will @@ -1273,7 +1272,7 @@ option to open_port/2

. - +

Suggested stack size, in kilowords, for scheduler threads. Valid range is 4-8192 kilowords. The default stack size @@ -1281,11 +1280,11 @@ - +

Set the maximum number of atoms the VM can handle. Default is 1048576.

 - +

Enables modified timing and sets the modified timing level. Currently valid range is 0-9. The timing of the runtime system @@ -1339,7 +1338,7 @@

Miscellaneous flags.

- +zdbbl size + +zdbbl size

Set the distribution buffer busy limit (dist_buf_busy_limit) @@ -1352,7 +1351,7 @@ give lower latency and higher throughput at the expense of higher memory usage.

 - +zdntgc time + +zdntgc time

Set the delayed node table garbage collection time (delayed_node_table_gc) @@ -1426,7 +1425,7 @@ - +

The content of this environment variable will be added to the beginning of the command line for .

@@ -1436,7 +1435,7 @@ the section, i.e. the end of the command line following after an flag.

 - and + and

The content of these environment variables will be added to the end of the command line for .

diff --git a/erts/doc/src/erl_dist_protocol.xml b/erts/doc/src/erl_dist_protocol.xml index e1a58856f3..b435d5c9b4 100644 --- a/erts/doc/src/erl_dist_protocol.xml +++ b/erts/doc/src/erl_dist_protocol.xml @@ -5,7 +5,7 @@
2007 - 2013 + 2015 Ericsson AB, All Rights Reserved @@ -549,10 +549,10 @@ If Result > 0, the packet only consists of [119, Result]. -->
-
Distribution Handshake

+ This section describes the distribution handshake protocol introduced in the OTP-R6 release of Erlang/OTP. This description was previously located in diff --git a/erts/doc/src/erl_driver.xml b/erts/doc/src/erl_driver.xml index 1f7fe0f961..42b6a3bfef 100644 --- a/erts/doc/src/erl_driver.xml +++ b/erts/doc/src/erl_driver.xml @@ -4,7 +4,7 @@

- 20012014 + 20012015 Ericsson AB. All Rights Reserved. @@ -223,7 +223,7 @@ asynchronous function calls, using a thread pool provided by Erlang. There is also a select call, that can be used for asynchronous drivers. - Multi-threading + Multi-threading

A POSIX thread like API for multi-threading is provided. The Erlang driver thread API only provide a subset of the functionality @@ -297,7 +297,7 @@

A driver can add and later remove drivers.

 Monitoring processes

A driver can monitor a process that does not own a port.

 - Version management + Version management

Version management is enabled for drivers that have set the extended_marker @@ -384,12 +384,12 @@

Rewrite driver callback - control + control to use return type ErlDrvSSizeT instead of int.

Rewrite driver callback - call + call to use return type ErlDrvSSizeT instead of int.

@@ -407,19 +407,19 @@

Driver callback - output + output now gets ErlDrvSizeT as 3rd argument instead of previously int.

Driver callback - control + control now gets ErlDrvSizeT as 4th and 6th arguments instead of previously int.

Driver callback - call + call now gets ErlDrvSizeT as 4th and 6th arguments instead of previously int.

diff --git a/erts/doc/src/erl_ext_dist.xml b/erts/doc/src/erl_ext_dist.xml index caf1e812c4..2ac974f497 100644 --- a/erts/doc/src/erl_ext_dist.xml +++ b/erts/doc/src/erl_ext_dist.xml @@ -5,7 +5,7 @@
2007 - 2014 + 2015 Ericsson AB, All Rights Reserved @@ -150,10 +150,10 @@
-
Distribution header

+ As of erts version 5.7.2 the old atom cache protocol was dropped and a new one was introduced. This atom cache protocol introduced the distribution header. Nodes with erts versions diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index 23c3d5fcee..dae14b8d08 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -4,7 +4,7 @@

- 20012013 + 20012015 Ericsson AB. All Rights Reserved. @@ -833,9 +833,10 @@ typedef enum { Determine if a term is an empty list

Return true if term is an empty list.

 - intenif_is_exception(ErlNifEnv* env, ERL_NIF_TERM term) + intenif_is_exception(ErlNifEnv* env, ERL_NIF_TERM term) Determine if a term is an exception -

Return true if term is an exception.

 + +

Return true if term is an exception.

 intenif_is_map(ErlNifEnv* env, ERL_NIF_TERM term) Determine if a term is a map diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 70d000f763..df7af3ce6b 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -4,7 +4,7 @@
- 19962013 + 19962015 Ericsson AB. All Rights Reserved. @@ -63,10 +63,10 @@

See erlang:timestamp/0.

 - -

Supported time unit representations:

+

+ Supported time unit representations:

PartsPerSecond :: integer() >= 1

Time unit expressed in parts per second. That is, @@ -439,7 +439,7 @@ Converts part of a binary to a list. - 1..byte_size(Binary) + 1..byte_size(Binary)

As binary_to_list/1, but returns a list of integers corresponding to the bytes from position Start to @@ -997,7 +997,7 @@ the call, though. It is therefore usually advisable to remove such a 'DOWN' message from the message queue after monitoring has been stopped. - demonitor(MonitorRef, [flush]) + demonitor(MonitorRef, [flush]) can be used instead of demonitor(MonitorRef) if this cleanup is wanted.

@@ -1026,7 +1026,7 @@

The returned value is true unless info is part of OptionList.

demonitor(MonitorRef, []) is equivalent to - demonitor(MonitorRef).

+ demonitor(MonitorRef).

The available Options are as follows:

flush @@ -1114,8 +1114,8 @@ - 1..tuple_size(Tuple) Returns the Nth element of a tuple. + 1..tuple_size(Tuple)

Returns the Nth element (numbering from 1) of Tuple, for example:

@@ -2855,10 +2855,10 @@ os_prompt% + Starts monitoring. - Starts monitoring.

Send a monitor request of type Type to the entity identified by Item. The caller of @@ -3581,8 +3581,8 @@ os_prompt% - Range = 1..2^32, Hash = 1..Range Portable hash function. + Range = 1..2^32, Hash = 1..Range

Portable hash function that gives the same hash for the same Erlang term regardless of machine architecture and @@ -3600,9 +3600,9 @@ os_prompt% + Portable hash function. 1..2^32 0..Range-1 - Portable hash function.

Portable hash function that gives the same hash for the same Erlang term regardless of machine architecture and @@ -5240,8 +5240,8 @@ true - 1..tuple_size(Tuple1 Sets the Nth element of a tuple. + 1..tuple_size(Tuple1

Returns a tuple that is a copy of argument Tuple1 @@ -5582,8 +5582,8 @@ true - 0..byte_size(Bin) Splits a binary into two. + 0..byte_size(Bin)

Returns a tuple containing the binaries that are the result of splitting Bin into two parts at @@ -6475,7 +6475,7 @@ ok

Returns various size information for the specified allocator. The information returned is a subset of the information returned by - erlang:system_info({allocator, Alloc}). + erlang:system_info({allocator, Alloc}).

@@ -6855,7 +6855,7 @@ ok The return value will always be false, as the elib_malloc allocator has been removed.

- eager_check_io + eager_check_io

Returns the value of the erl command line flag @@ -7058,7 +7058,7 @@ ok of versions in System principles in System Documentation.

 - os_monotonic_time_source + os_monotonic_time_source

Returns a list containing information about the source of OS @@ -7121,7 +7121,7 @@ ok time unit.

 - os_system_time_source + os_system_time_source

Returns a list containing information about the source of OS @@ -7298,7 +7298,6 @@ ok erlang:system_info(schedulers) and erlang:system_flag(schedulers_online, SchedulersOnline).

- smp_support @@ -7486,7 +7485,7 @@ ok system performance monitoring settings are cleared.

Calling the function with {MonitorPid, Options} as argument is the same as calling - erlang:system_monitor(MonitorPid, Options).

+ erlang:system_monitor(MonitorPid, Options).

Returns the previous system monitor settings just like erlang:system_monitor/0.

 @@ -7857,8 +7856,8 @@ ok - Current Erlang System time +

Returns current Erlang system time diff --git a/erts/doc/src/erts_alloc.xml b/erts/doc/src/erts_alloc.xml index 376cae4a95..15b78ffa10 100644 --- a/erts/doc/src/erts_alloc.xml +++ b/erts/doc/src/erts_alloc.xml @@ -4,7 +4,7 @@

- 20022014 + 20022015 Ericsson AB. All Rights Reserved. @@ -260,19 +260,19 @@

The following flags are available for configuration of mseg_alloc:

- ]]> + ]]> Absolute max cache bad fit (in kilobytes). A segment in the memory segment cache is not reused if its size exceeds the requested size with more than the value of this parameter. Default value is 4096. - ]]> + ]]> Relative max cache bad fit (in percent). A segment in the memory segment cache is not reused if its size exceeds the requested size with more than relative max cache bad fit percent of the requested size. Default value is 20. - + Set super carrier only flag. This flag defaults to true. When a super carrier is used and this @@ -292,7 +292,7 @@ disabled on halfword heap systems. This flag will be ignored on halfword heap systems. - ]]> + ]]> Set super carrier reserved free segment descriptors. This parameter defaults to 65536. @@ -305,7 +305,7 @@ erts_mmap tuple part of the result from calling erlang:system_info({allocator, mseg_alloc}). - + Set super carrier reserve physical memory flag. This flag defaults to true. When this flag is @@ -328,7 +328,7 @@ disabled on halfword heap systems. This flag will be ignored on halfword heap systems. - ]]> + ]]> Set super carrier size (in MB). The super carrier size defaults to zero; i.e, the super carrier is by default disabled. The super @@ -343,7 +343,7 @@ disabled on halfword heap systems. This flag will be ignored on halfword heap systems. - ]]> + ]]> Max cached segments. The maximum number of memory segments stored in the memory segment cache. Valid range is @@ -352,15 +352,15 @@

The following flags are available for configuration of sys_alloc:

- +MYe true + +MYe true Enable sys_alloc. Note: sys_alloc cannot be disabled. - +MYm libc + +MYm libc malloc library to use. Currently only libc is available. libc enables the standard libc malloc implementation. By default libc is used. - ]]> + ]]> Trim threshold size (in kilobytes). This is the maximum amount of free memory at the top of the heap (allocated by @@ -372,7 +372,7 @@ trim threshold is 128. Note: This flag will only have any effect when the emulator has been linked with the GNU C library, and uses its malloc implementation. - ]]> + ]]> Top pad size (in kilobytes). This is the amount of extra memory that will be allocated by malloc when @@ -390,7 +390,7 @@ subsystem identifier, only the specific allocator identified will be effected:

- acul |de]]> + acul |de]]> Abandon carrier utilization limit. A valid ]]> is an integer in the range @@ -422,7 +422,7 @@ allocators based on the alloc_util framework with the exception of temp_alloc (which would be pointless). - as bf|aobf|aoff|aoffcbf|aoffcaobf|gf|af]]> + as bf|aobf|aoff|aoffcbf|aoffcaobf|gf|af]]> Allocation strategy. Valid strategies are bf (best fit), aobf (address order best fit), aoff (address order first fit), @@ -430,7 +430,7 @@ aoffcaobf (address order first fit carrier address order best fit), gf (good fit), and af (a fit). See the description of allocation strategies in "the alloc_util framework" section. - asbcst ]]> + asbcst ]]> Absolute singleblock carrier shrink threshold (in kilobytes). When a block located in an @@ -438,23 +438,23 @@ will be left unchanged if the amount of unused memory is less than this threshold; otherwise, the carrier will be shrunk. See also rsbcst. - e true|false]]> + e true|false]]> Enable allocator ]]>. - lmbcs ]]> + lmbcs ]]> Largest (mseg_alloc) multiblock carrier size (in kilobytes). See the description on how sizes for mseg_alloc multiblock carriers are decided in "the alloc_util framework" section. On 32-bit Unix style OS this limit can not be set higher than 128 megabyte. - mbcgs ]]> + mbcgs ]]> (mseg_alloc) multiblock carrier growth stages. See the description on how sizes for mseg_alloc multiblock carriers are decided in "the alloc_util framework" section. - mbsd ]]> + mbsd ]]> Max block search depth. This flag has effect only if the good fit strategy has been selected for allocator @@ -464,40 +464,40 @@ search depth sets a limit on the maximum number of blocks to inspect in a free list during a search for suitable block satisfying the request. - mmbcs ]]> + mmbcs ]]> Main multiblock carrier size. Sets the size of the main multiblock carrier for allocator ]]>. The main multiblock carrier is allocated via and is never deallocated. - mmmbc ]]> + mmmbc ]]> Max mseg_alloc multiblock carriers. Maximum number of multiblock carriers allocated via mseg_alloc by allocator ]]>. When this limit has been reached, new multiblock carriers will be allocated via sys_alloc. - mmsbc ]]> + mmsbc ]]> Max mseg_alloc singleblock carriers. Maximum number of singleblock carriers allocated via mseg_alloc by allocator ]]>. When this limit has been reached, new singleblock carriers will be allocated via sys_alloc. - ramv ]]> + ramv ]]> Realloc always moves. When enabled, reallocate operations will more or less be translated into an allocate, copy, free sequence. This often reduce memory fragmentation, but costs performance. - rmbcmt ]]> + rmbcmt ]]> Relative multiblock carrier move threshold (in percent). When a block located in a multiblock carrier is shrunk, the block will be moved if the ratio of the size of the returned memory compared to the previous size is more than this threshold; otherwise, the block will be shrunk at current location. - rsbcmt ]]> + rsbcmt ]]> Relative singleblock carrier move threshold (in percent). When a block located in a singleblock carrier is shrunk to @@ -506,7 +506,7 @@ the block will be left unchanged in the singleblock carrier if the ratio of unused memory is less than this threshold; otherwise, it will be moved into a multiblock carrier. - rsbcst ]]> + rsbcst ]]> Relative singleblock carrier shrink threshold (in percent). When a block located in an mseg_alloc @@ -514,20 +514,20 @@ unchanged if the ratio of unused memory is less than this threshold; otherwise, the carrier will be shrunk. See also asbcst. - sbct ]]> + sbct ]]> Singleblock carrier threshold. Blocks larger than this threshold will be placed in singleblock carriers. Blocks smaller than this threshold will be placed in multiblock carriers. On 32-bit Unix style OS this threshold can not be set higher than 8 megabytes. - smbcs ]]> + smbcs ]]> Smallest (mseg_alloc) multiblock carrier size (in kilobytes). See the description on how sizes for mseg_alloc multiblock carriers are decided in "the alloc_util framework" section. - t true|false]]> + t true|false]]>

Multiple, thread specific instances of the allocator. This option will only have any effect on the runtime system @@ -544,20 +544,20 @@ alloc_util, i.e. all allocators based on alloc_util will be effected:

- ]]> + ]]> sys_alloc carrier size. Carriers allocated via sys_alloc will be allocated in sizes which are multiples of the sys_alloc carrier size. This is not true for main multiblock carriers and carriers allocated during a memory shortage, though. - ]]> + ]]> Max mseg_alloc carriers. Maximum number of carriers placed in separate memory segments. When this limit has been reached, new carriers will be placed in memory retrieved from sys_alloc. - ]]> + ]]> Allow sys_alloc carriers. By default true. If set to false, sys_alloc carriers will never be @@ -565,19 +565,19 @@

Instrumentation flags:

- +Mim true|false + +Mim true|false A map over current allocations is kept by the emulator. The allocation map can be retrieved via the instrument module. +Mim true implies +Mis true. +Mim true is the same as -instr. - +Mis true|false + +Mis true|false Status over allocated memory is kept by the emulator. The allocation status can be retrieved via the instrument module. - +Mit X + +Mit X Reserved for future use. Do not use this flag. @@ -587,7 +587,7 @@

Other flags:

- +Mea min|max|r9c|r10b|r11b|config + +Mea min|max|r9c|r10b|r11b|config min @@ -617,7 +617,7 @@ - +Mlpm all|no + +Mlpm all|no Lock physical memory. The default value is no, i.e., no physical memory will be locked. If set to all, all memory mappings made by the runtime system, will be locked into diff --git a/erts/doc/src/escript.xml b/erts/doc/src/escript.xml index 46110333f9..f12f76890c 100644 --- a/erts/doc/src/escript.xml +++ b/erts/doc/src/escript.xml @@ -4,7 +4,7 @@
- 20072014 + 20072015 Ericsson AB. All Rights Reserved. @@ -96,8 +96,8 @@ $ escript factorial 5

The encoding specified by the above mentioned comment applies to the script itself. The encoding of the - I/O-server, however, has to be set explicitly like this: -io:setopts([{encoding, unicode}])

+ I/O-server, however, has to be set explicitly like this:

+io:setopts([{encoding, unicode}])

The default encoding of the I/O-server for standard_io is latin1 since the script runs in a non-interactive terminal diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 3f6d5b1d89..f27e73b9d3 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -4,7 +4,7 @@

- 20042013 + 20042015 Ericsson AB. All Rights Reserved. @@ -708,19 +708,20 @@

- Use persistent hashmaps for large Maps

Maps will use a + Use persistent hashmaps for large Maps

+

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.

-

The most significant impact for the user by this + limit might change in the future.

+

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 gb_trees or dict for instance. Any other impacts will be transparent for the user except for the following changes.

-

Semantics of Maps have changed in two incompatible +

Semantics of Maps have changed in two incompatible ways compared to the experimental implementation in OTP 17:

Hashing of maps is done different by erlang:phash2/1,2, erlang:phash/1 and @@ -1368,7 +1369,7 @@

Improved support for atomic memory operations provided by the libatomic_ops + href="https://github.com/ivmai/libatomic_ops/">libatomic_ops library. Most importantly support for use of native double word atomics when implemented by libatomic_ops (for example, implemented for ARM).

@@ -2335,22 +2336,28 @@

EEP43: New data type - Maps

- With Maps you may for instance: M0 = - #{ a => 1, b => 2}, % create - associations M1 = M0#{ a := 10 }, % - update values M2 = M1#{ "hi" => - "hello"}, % add new associations #{ - "hi" := V1, a := V2, b := V3} = M2. % match keys with - values

+ With Maps you may for instance:

+ + M0 = #{ a => 1, b => 2}, % create + associations + M1 = M0#{ a := 10 }, % update values + M2 = M1#{ "hi" => + "hello"}, % add new associations + #{ "hi" := V1, a := V2, b := V3} = M2. + % match keys with values +

For information on how to use Maps please see Map Expressions in the Reference Manual.

The current implementation is without the following - features: No variable keys - No single value access No map - comprehensions

+ features:

+ + No variable keys + No single value access + No map comprehensions +

Note that Maps is experimental during OTP 17.0.

@@ -4510,8 +4517,7 @@

Fix erl_prim_loader errors in handling of primary archive. The following errors have been corrected:

-

- If primary archive was named "xxx", then a + If primary archive was named "xxx", then a file in the same directory named "xxxyyy" would be interpreted as a file named "yyy" inside the archive. erl_prim_loader did not correctly create @@ -4526,7 +4532,8 @@ erl_prim_loader:list_dir/1 would sometimes return an empty string inside the file list. This was a virtual element representing the top directory of the archive. - This has been removed.

+ This has been removed. +

Thanks to Tuncer Ayaz and Shunichi Shinohara for reporting and co-authoring corrections.

@@ -6969,12 +6976,12 @@ Own Id: OTP-8726 Aux Id: seq11617

-

Fix libm linking with --as-needed flag +

Fix libm linking with --as-needed flag

When building with "--as-needed" linker flags on Linux the build will fail. This has now been fixed.

- (Thanks to Christian Faulhammer)

+ (Thanks to Christian Faulhammer)

Own Id: OTP-8728

 diff --git a/erts/doc/src/time_correction.xml b/erts/doc/src/time_correction.xml index 4de3739a36..236fe679cb 100644 --- a/erts/doc/src/time_correction.xml +++ b/erts/doc/src/time_correction.xml @@ -4,7 +4,7 @@
- 19992014 + 19992015 Ericsson AB. All Rights Reserved. @@ -897,6 +897,6 @@ EventTag = {Time, UMI} and using these wrappers instead of using the API directly, the problem is solved. These wrappers can, for example, be implemented as in - $ERL_TOP/erts/example/time_compat.erl.

+ $ERL_TOP/erts/example/time_compat.erl.

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