[#28687] [Bug #2973] rb_bug - Segmentation fault - error.c:213 — rudolf gavlas <redmine@...>

Bug #2973: rb_bug - Segmentation fault - error.c:213

10 messages 2010/03/16

[#28735] [Bug #2982] Ruby tries to link with both openssl and readline — Lucas Nussbaum <redmine@...>

Bug #2982: Ruby tries to link with both openssl and readline

16 messages 2010/03/18

[#28736] [Bug #2983] Ruby (GPLv2 only) tries to link to with readline (now GPLv3) — Lucas Nussbaum <redmine@...>

Bug #2983: Ruby (GPLv2 only) tries to link to with readline (now GPLv3)

10 messages 2010/03/18

[#28907] [Bug #3000] Open SSL Segfaults — Christian Höltje <redmine@...>

Bug #3000: Open SSL Segfaults

19 messages 2010/03/23

[#28924] [Bug #3005] Ruby core dump - [BUG] rb_sys_fail() - errno == 0 — Sebastian YEPES <redmine@...>

Bug #3005: Ruby core dump - [BUG] rb_sys_fail() - errno == 0

10 messages 2010/03/24

[#28954] [Feature #3010] slow require gems in ruby 1.9.1 — Miao Jiang <redmine@...>

Feature #3010: slow require gems in ruby 1.9.1

15 messages 2010/03/24

[#29179] [Bug #3071] Convert rubygems and rdoc to use psych — Aaron Patterson <redmine@...>

Bug #3071: Convert rubygems and rdoc to use psych

10 messages 2010/03/31

[ruby-core:28541] Re: [Feature #905] Add String.new(fixnum) to preallocate large buffer

From: Kornelius Kalnbach <murphy@...>
Date: 2010-03-06 23:28:44 UTC
List: ruby-core #28541
On 06.03.10 21:44, Yusuke ENDOH wrote:
> 2010/3/6 Kornelius Kalnbach <redmine@ruby-lang.org>:
>> Here's a patch that doesn't work. I don't know what I'm doing wrong here: RESIZE_CAPA seemed just right.
> Thank you for your writing a patch!
> It seems to work on my environment.  What made you think it does
> not work?
The fact that the memory taken by the Ruby process didn't change in top.
I requested a 200MB buffer, and the process was still at 2.8MB.

> Anyway, the overhead of concatenation seems not so big.  I doubt
> if it is the bottleneck.
That's my conclusion, too. But the JRuby team seems to have seen some
10% speedup:

  http://gist.github.com/323431 - without and with preset buffer

Maybe the question is, is it worth it?

[murphy]

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