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diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 582ad2e9fe..3473a12526 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -31,258 +31,6 @@ </header> <p>This document describes the changes made to the ERTS application.</p> -<section><title>Erts 11.0</title> - - <section><title>Fixed Bugs and Malfunctions</title> - <list> - <item> - <p> - Do not allocate new bitstring/binary when an empty binary - is appended.</p> - <p> - Own Id: OTP-15535 Aux Id: PR-2055 </p> - </item> - <item> - <p> - Document that <c>process_info(_, current_function)</c> - can return <c>{current_function, undefined}</c> in case - of execution of native code.</p> - <p> - Own Id: OTP-15543 Aux Id: PR-2089 </p> - </item> - </list> - </section> - - - <section><title>Improvements and New Features</title> - <list> - <item> - <p> - Add support for Erlang Distribution protocol to split the - payload of large signals into several fragments. This - allows other processes to communicate uninterrupted - during the transmission of these signals.</p> - <p> - Own Id: OTP-13397</p> - </item> - <item> - <p> - A simple socket API has been provided through the socket - module. Known issues are; No support for the Windows OS - (currently), a small term leakage.</p> - <p> - Own Id: OTP-14831</p> - </item> - <item> - <p>Added NIF functions <seealso - marker="erl_nif#enif_set_pid_undefined"><c>enif_set_pid_undefined</c></seealso>, - <seealso - marker="erl_nif#enif_is_pid_undefined"><c>enif_is_pid_undefined</c></seealso> - and <seealso - marker="erl_nif#enif_compare_pids"><c>enif_compare_pids</c></seealso>.</p> - <p> - Own Id: OTP-15011 Aux Id: PR-2147 </p> - </item> - <item> - <p>Underutilized memory segments (carriers) can now move - between all allocator instances, rather than just between - instances of the same type, which greatly reduces memory - usage in some scenarios. </p> - <p> - Own Id: OTP-15063</p> - </item> - <item> - <p>The emulator will now mark free blocks in pooled - carriers with <c>madvise(2) + MADV_FREE</c> (or similar), - letting the OS reclaim the associated physical memory if - necessary.</p> - <p> - Own Id: OTP-15075</p> - </item> - <item> - <p> - New <c>ERL_NIF_SELECT_CANCEL</c> feature added to - <c>enif_select</c> in order to cancel (or "deselect") a - read or write event on a previously selected file - descriptor.</p> - <p> - Own Id: OTP-15095</p> - </item> - <item> - <p> - ETS option <c>write_concurrency</c> now also affects and - improves the scalability of <c>ordered_set</c> tables. - The implementation is based on a data structure called - contention adapting search tree, where the lock - granularity adapts to the actual amount of concurrency - exploited by the applications in runtime.</p> - <p> - Own Id: OTP-15128</p> - </item> - <item> - <p> - Build configuration of the <c>crypto</c> application has - been moved from the <c>erts</c> application into the - <c>crypto</c> application.</p> - <p> - Own Id: OTP-15129</p> - </item> - <item> - <p>Anonymous functions that don't capture environment are - now created at load-time instead of in run-time.</p> - <p> - Own Id: OTP-15195 Aux Id: PR-1812 </p> - </item> - <item> - <p> - Optimize updates of maps with identical keys and values. - E.g. in the example below the original Map will be reused - as the return of the update.</p> - <p> - 1> Map = #{ a => b }. #{ a => b } 2> Map#{ a := b }.</p> - <p> - Own Id: OTP-15211 Aux Id: PR-1889 </p> - </item> - <item> - <p> - Optimize <c>binary:match/2</c> and - <c>binary:matches/2</c> to use memchr internally.</p> - <p> - Own Id: OTP-15238 Aux Id: PR-1803 </p> - </item> - <item> - <p> - The runtime system used to terminate when a message - larger than 2 Gb was passed over the distribution. The - send operation will now instead throw a - <c>system_limit</c> exeption.</p> - <p> - Own Id: OTP-15261</p> - </item> - <item> - <p> - Change the first module called by erts to be names - erl_init instead of otp_ring0. systools in sasl have been - updated to reflect this change.</p> - <p> - Own Id: OTP-15336 Aux Id: PR-1825 </p> - </item> - <item> - <p> - Minor adjustments made to build system for parallel - configure.</p> - <p> - Own Id: OTP-15340 Aux Id: OTP-14625 </p> - </item> - <item> - <p> - Two new NIF interface functions <c>enif_select_read</c> - and <c>enif_select_write</c>. They are similar to - existing <c>enif_select</c> but allow a custom event - message as argument.</p> - <p> - Own Id: OTP-15349 Aux Id: PR-2084 </p> - </item> - <item> - <p>The embedded copy of <c>zlib</c> has been updated from - <c>1.2.8</c> to <c>1.2.11</c>.</p> - <p>Note that this copy is only used as a fallback when - the target platform doesn't provide any <c>zlib</c> - development libraries. If your system provides - <c>zlib</c> then it will be used even if it is older than - <c>1.2.11</c>.</p> - <p> - Own Id: OTP-15351 Aux Id: ERL-749 </p> - </item> - <item> - <p> - New NIF function <c>enif_make_monitor_term</c>.</p> - <p> - Own Id: OTP-15362 Aux Id: PR-2127 </p> - </item> - <item> - <p>Appending lists (The ++ operator) will now yield - properly on large inputs.</p> - <p> - Own Id: OTP-15427</p> - </item> - <item> - <p>The <c>length/1</c> BIF used to calculate the length - of the list in one go without yielding, even if the list - was very long. In OTP 22, <c>length/1</c> will yield when - called with a long lists.</p> - <p> - Own Id: OTP-15439</p> - </item> - <item> - <p>The transitory emulator option <c>+ztma true</c> - (introduced in OTP 21.3) has been removed.</p> - <p> - Own Id: OTP-15581 Aux Id: OTP-15580 </p> - </item> - <item> - <p> - The termination behaviour of processes has changed to - allow processes to yield while sending link exit/monitor - down signals.</p> - <p> - Own Id: OTP-15610</p> - </item> - <item> - <p> - The dist messages EXIT, EXIT2 and MONITOR_DOWN have been - updated with new versions that send the reason term as - part of the payload of the message instead of as part of - the control message.</p> - <p> - The old versions are still present and can be used when - communicating with nodes that don't support the new - versions.</p> - <p> - Own Id: OTP-15611</p> - </item> - <item> - <p> - When sending messages, exit, exit2 and monitor down - distributed signals, the process sending will now yield - appropriately.</p> - <p> - This means that a terminating process will yield and - possibly be suspended on busy distribution entries while - they are terminating. This means that any memory held by - such processes will not be released until after all - exit/monitor down signals have been sent.</p> - <p> - Own Id: OTP-15612</p> - </item> - <item> - <p> - All external pids/ports/refs created by - erlang:list_to_pid and similar functions now compare - equal to any other pid/port/ref with the same number from - that node.</p> - <p> - Before this change they compared differently because the - node creation of the pid/port/ref did not compare equal - to any real pid/port/ref creation.</p> - <p> - *** POTENTIAL INCOMPATIBILITY ***</p> - <p> - Own Id: OTP-15613</p> - </item> - <item> - <p>The <c>iolist_size/1</c> function is now yielding - which means that an Erlang/OTP system will be responsive - even if the applications running on the system frequently - call <c>iolist_size/1</c> with large iolists.</p> - <p> - Own Id: OTP-15631</p> - </item> - </list> - </section> - -</section> - <section><title>Erts 10.2.4</title> <section><title>Fixed Bugs and Malfunctions</title> |