Messages in this thread | | | Date | Thu, 11 Oct 2007 15:32:11 +0200 | From | Ingo Molnar <> | Subject | Re: Linux 2.6.23 |
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* Zhang, Yanmin <yanmin_zhang@linux.intel.com> wrote:
> > ( Config is at http://redhat.com/~mingo/misc/config, system is Core2Duo > > 1.83 GHz, mysql-5.0.45, glibc-2.6. Nothing fancy either in the config > > nor in the setup - everything is pretty close to the defaults. ) > > I used FedoraCore 8 Test2 distribution, so glibc-2.6.90-13 already > fixed the old malloc scalability issue. Cpu is 2.66GHZ quad core, 2 > physical processor, totally 8 cores. The regression is about 28%.
thanks for confirming this! I've updated glibc and mysql and now i can reproduce something similar. (I have a theory about the reason of this regression, and i'm working on a test-patch.)
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