* latest reiser4 release contains performance killing bug fix, don't use it
[not found] <4187671E.50601@namesys.com>
@ 2004-11-02 18:38 ` Hans Reiser
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From: Hans Reiser @ 2004-11-02 18:38 UTC (permalink / raw)
To: E.Gryaznova; +Cc: Vladimir Saveliev, reiserfs-dev, ReiserFS List
We are pulling it from our website now, and will release a proper bug
fix in a few days. It is a hard to hit bug.
Hans
E.Gryaznova wrote:
> Hello,
>
> reiser4 losses the READ performance up to x3 times (!) due to
>
> ChangeSet@1.1703, 2004-10-27 18:10:49+04:00, vs@tribesman.namesys.com
> get_user_pages to avoid pagefaults on copy_from/to_user
>
>
> http://www.namesys.com/intbenchmarks/mongo/04.11.01/256MB.RAM/old_vs_current/r4_performance_degradation.html
>
>
> Thanks,
> Lena
>
>
>
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[not found] <4187671E.50601@namesys.com>
2004-11-02 18:38 ` latest reiser4 release contains performance killing bug fix, don't use it Hans Reiser
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