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From: Eric Wong <normalperson@yhbt.net>
To: ruby-core@ruby-lang.org
Subject: [ruby-core:72054] Re: Ruby 2.3.0-preview2 Released
Date: Fri, 11 Dec 2015 09:06:24 +0000	[thread overview]
Message-ID: <20151211090624.GA30536@dcvr.yhbt.net> (raw)
In-Reply-To: <566A2B71.4010708@atdot.net>

SASADA Koichi <ko1@atdot.net> wrote:
> Please add your optimizations before RC1.
> (maybe Eric Wong wants to add)

Most I've done are pretty minor or for rarely-used corner case.
Not sure which are really worth mentioning and public ones are
already in NEWS.

* compile optimized case dispatch for all special constant literals
  (Aaron Patterson)
  https://bugs.ruby-lang.org/issues/11769

* Fiddle::Function#call releases the GVL
  https://bugs.ruby-lang.org/issues/11607
  (Just added to NEWS)

* All non-blocking IO and socket methods allow `exception: false'
  https://bugs.ruby-lang.org/issues/10532
  https://bugs.ruby-lang.org/issues/11229
  ...and reduced calling overhead of these methods:
  https://bugs.ruby-lang.org/issues/11339
  (Already in NEWS)

* Socket#recv* methods allow a destination buffer to reduce GC pressure
  https://bugs.ruby-lang.org/issues/11242
  (Already in NEWS)

* stdlib updated to use exception-free non-blocking I/O
  https://bugs.ruby-lang.org/issues/11044

* (Linux-only) waiting on a single FD anywhere in the stdlib no longer
  uses select(2), making it immune to slowdowns with high-numbered FDs
  https://bugs.ruby-lang.org/issues/11081
  https://bugs.ruby-lang.org/issues/11377

* speedup big structs (Yura Sokolov)
  https://bugs.ruby-lang.org/issues/10585

* memory reductions for instance variables in non-pure-Ruby classes
  (T_DATA, T_FILE, etc...)
  https://bugs.ruby-lang.org/issues/11170

* speed up Set#include?  (Ismael Abreu)
  https://bugs.ruby-lang.org/issues/10754

Improvements by a thousand cuts, maybe :)

  reply	other threads:[~2015-12-11  8:34 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-11  1:40 [ruby-core:72045] Ruby 2.3.0-preview2 Released NARUSE, Yui
2015-12-11  1:48 ` [ruby-core:72047] " SASADA Koichi
2015-12-11  9:06   ` Eric Wong [this message]
2015-12-22 13:53     ` [ruby-core:72436] " SASADA Koichi
2015-12-22 20:05       ` [ruby-core:72440] " Eric Wong
2015-12-23  1:47         ` [ruby-core:72448] " SASADA Koichi
2015-12-23  3:12           ` [ruby-core:72450] " Eric Wong
2015-12-24  7:16             ` [ruby-core:72467] " SASADA Koichi
2015-12-24  8:52               ` [ruby-core:72468] " Eric Wong
2015-12-18  4:13 ` [ruby-core:72336] " Joseph Jones

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