Messages in this thread | | | Date | Thu, 16 Dec 2004 14:30:44 -0200 | From | Marcelo Tosatti <> | Subject | Re: cifs large write performance improvements to Samba |
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On Thu, Dec 16, 2004 at 10:58:07AM -0800, Hans Reiser wrote: > Marcelo Tosatti wrote: > > > > >>I have not seen anyone > >>doing that on Linux in an automated fashion (e.g running iozone > >>automated every time a new 2.6.x.rc on a half a dozen of the fs - simply > >>to verify that things had not gotten drastically worse on a particular > >>fs due to a bug or sideffect of a global VFS change). > >> > >> > > > >Yes, we definately need that. > > > > > > > Andrew Morton is saying that iozone does things real apps don't do, that > is, it dirties mmap'd pages enough to swamp the machine. > > Do you guys agree or disagree with that? > > Reiser4 needs iozone optimization work which we haven't bothered with yet.
I'm not really familiar with iozone's behaviour, sorry.
Steve, Andrew?
PS: Yep, another important part (to me at least) of all this automated performance testing effort is a detailed understanding of the tests being performed. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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