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| author | Sverker Eriksson <[email protected]> | 2018-02-13 11:59:09 +0100 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2018-02-13 11:59:09 +0100 |
| commit | dc0b345ae5374a422250c9d2e3bec63e6186afca (patch) | |
| tree | 48a5e92b6ef5c327e7e3d0f15278069eaa7dd24c /erts/doc/src/notes.xml | |
| parent | b1c7c64315ab93bb6fbed51664baf93ee8ee33f8 (diff) | |
| parent | 309ef748ddc5bde4bcba280ce2739385f27a76e6 (diff) | |
| download | otp-dc0b345ae5374a422250c9d2e3bec63e6186afca.tar.gz otp-dc0b345ae5374a422250c9d2e3bec63e6186afca.tar.bz2 otp-dc0b345ae5374a422250c9d2e3bec63e6186afca.zip | |
Merge branch 'maint-20' into maint
* maint-20:
Updated OTP version
Update release notes
Update version numbers
erts: Add system_flags(erts_alloc,"+M?sbct *")
erts: Add age order first fit allocator strategies
erts: Refactor erl_ao_firstfit_alloc
erts: Add migration options "acnl" and "acfml"
kernel: Add os:cmd/2 with max_size option
erts: Add more stats for mbcs_pool
erts: Fix alloc_SUITE:migration
stdlib: Make ets_SUITE memory check try again
erts: Improve carrier pool search
erts: Improve alloc_SUITE:migration
erts: Refactor carrier dealloc migration
Diffstat (limited to 'erts/doc/src/notes.xml')
| -rw-r--r-- | erts/doc/src/notes.xml | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 39dd90b8a0..f62788d2d8 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -31,6 +31,48 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 9.2.1</title> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Improve search algorithm of abandoned memory carriers. + Instead of limited linear search, each allocator instance + maintain a balanced search tree of all its abandoned + carriers for faster and more exhaustive search.</p> + <p> + Own Id: OTP-14915 Aux Id: ERIERL-88 </p> + </item> + <item> + <p> + New erts_alloc command line options <c>+M_acnl</c> and + <c>+M_acfml</c> to limit carrier abandonment.</p> + <p> + Own Id: OTP-14916 Aux Id: ERIERL-88 </p> + </item> + <item> + <p> + New family of <c>erts_alloc</c> strategies: Age Order + First Fit. Similar to "address order", but instead the + oldest possible carrier is always chosen for allocation.</p> + <p> + Own Id: OTP-14917 Aux Id: ERIERL-88 </p> + </item> + <item> + <p> + Add possibility to change allocator options at runtime + with <c>system_info(erts_alloc, ...)</c>. Only option + <c>sbct</c> (single block carrier threshold) is currently + supported via this interface.</p> + <p> + Own Id: OTP-14918 Aux Id: ERIERL-88 </p> + </item> + </list> + </section> + +</section> + <section><title>Erts 9.2</title> <section><title>Fixed Bugs and Malfunctions</title> |