Am Donnerstag 09 August 2007 schrieb David Chinner:
> > What would be the impact of atime versus noatime on XFS? What is the
> > recommended setting for XFS? Are there any plans to implement
> > relatime logic - maybe even the improved one by Ingo Molnar - into
> > XFS?
>
> relatime is a VFS layer construct - it should work with XFS right now.
Thanks for your answer.
XFS says:
XFS: unknown mount option [relatime].
here with
Linux shambala 2.6.21.6-tp42-cfs-v19-sws2-2.2.10 #1 PREEMPT Sun Jul 8
21:14:29 CEST 2007 i686 GNU/Linux
> > I just remounted my partitions on the notebook and my workstation
> > with noatime for testing and I have the feeling that it indeed does
> > help.
>
> It might feel that way, but if you can't quantify it, it doesn't exist.
> Joern Engel is the only person to present hard numbers in that thread,
> and they showed pretty much no difference to performance....
Ok. I think I will try his benchmark and see whether it makes a difference
here. Me just wonders why Ingo says it has the biggest performance impact
ever when it doesn't. And he didn' t provide numbers. I think I will
contact him directly about that.
Regards,
--
Martin 'Helios' Steigerwald - http://www.Lichtvoll.de
GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7
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