From: Neil Horman <nhorman@redhat.com>
Subject: Re: SMP, NFS, and 2.6
Date: Tue, 29 Mar 2005 16:13:24 -0500
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On Tue, Mar 29, 2005 at 03:58:02PM -0500, Chris Penney wrote:
> I've heard from some (via google searchs) that there are issues with
> NFS + SMP when using the 2.6 kernel.  Assuming I'm using 2.6.11.5 w/
> the NFS-ALL patches applied should I be concerned about running SMP
> (dual cpu pentium 4 doing pretty much only NFSv3 TCP, but looking
> toward NFSv4)?
> 
> Assuming it's ok to use SMP on a heavy use NFS server, should I enable
> or disable hyperthreading?  I'd assume that for NFS hyperthreading
> would be good, but that's only a guess.
> 
> Thanks,
> 
>    Chris
> 
Are you referring to the dcache problems with XFS?  I think it was only a
problem when the NFS server was exporting an XFS file system.  I also haven't
checked in some time, but I believe those problems have since been fixed.

Neil

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 *Neil Horman
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