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Re: linux+glibc memory allocator, poor performance

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From: Xose Vazquez Perez <xose.vazquez@...>
To: <npiggin@...>, <linux-kernel@...>
Subject: linux+glibc memory allocator, poor performance
Date: Wednesday, March 12, 2008 - 2:14 pm

hi,


More tests from FreeBSD people <http://people.freebsd.org/~kris/scaling/smp.html>


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>


-thanks-


regards,

--

so much to do, so little time.


--
[view original message]
From: Xose Vazquez Perez <xose.vazquez@...>
To: <unlisted-recipients@...>, <@...>
Cc: <npiggin@...>, <linux-kernel@...>
Subject: Re: linux+glibc memory allocator, poor performance
Date: Monday, March 17, 2008 - 2:36 pm

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.
Previous thread: Re: [opensuse] nfs_update_inode: inode X mode changed, Y to Z by Adam Schrotenboer on Wednesday, March 12, 2008 - 2:06 pm. (1 message)

Next thread: WAN: new PPP code for generic HDLC by Krzysztof Halasa on Wednesday, March 12, 2008 - 2:21 pm. (55 messages)