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Re: Bad malloc performance in glibc 2.3?
- From: Wolfram Gloger <Wolfram dot Gloger at dent dot med dot uni-muenchen dot de>
- To: hjl at lucon dot org
- Cc: libc-alpha at sources dot redhat dot com
- Date: Thu, 9 May 2002 01:24:01 +0200 (MDT)
- Subject: Re: Bad malloc performance in glibc 2.3?
- References: <20020507234343.A28450@lucon.org>
> I have 2 reports of bad malloc performance in glibc 2.3. It appears
> that malloc_consolidate () takes way too much CPU time under certain
> conditions. malloc in 2.2 is ok. Has anyone seen it?
Can you send me a test case?
Anyway, I have one patch sort of pending which may help performance in
some cases but still might hurt other ones (as always :-( ).
I'll send it tomorrow for you to try out.
Regards,
Wolfram.