linux-kernel - Re: linux+glibc memory allocator, poor performance

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Message-ID: <47DEBA37.6070408@gmail.com>
Date:	Mon, 17 Mar 2008 19:36:39 +0100
From:	Xose Vazquez Perez <xose.vazquez@...il.com>
To:	unlisted-recipients:; (no To-header on input)
CC:	npiggin@...e.de, linux-kernel@...r.kernel.org
Subject: Re: linux+glibc memory allocator, poor performance

Xose Vazquez Perez wrote:

> Poor performance with 2.6.24 linux kernel and glibc 2.7 provided by 
> Fedora 8:
> 
> *Memory allocation performance on FreeBSD and Linux with ebizzy (Mar 2008)*
> <http://people.freebsd.org/~kris/scaling/ebizzy.html>

Definitely it looks like a glibc bug: http://www.kernel.org/pub/linux/kernel/people/npiggin/ebizzy/
This time google libc does not help, but jemalloc did it.

yellow color(attached png) freeBSD vs. gnu malloc both in LiNUX.


-thanks for test it Nick-

regards,
-- 
so much to do, so little time.

Download attachment "ebizzy2.png" of type "image/png" (4696 bytes)