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List:       linux-nfs
Subject:    Re: [NFS] RH 7.3 kernels and NFS performance
From:       Rex Dieter <rdieter () math ! unl ! edu>
Date:       2002-08-07 16:43:24
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On Wed, 7 Aug 2002, Trond Myklebust wrote:

> >>>>> " " == Rex Dieter <rdieter@math.unl.edu> writes:
> 
>      > On Wednesday 07 August 2002 11:17 am, Trond Myklebust wrote:
>     >> >>>>> " " == Rex Dieter <rdieter@math.unl.edu> writes:
>     >> > It depends.  I agree that defaulting to 'sync' is not a bug.
>     >> > I do *not* agree that 50k writes is not a bug.
>     >>
>     >> NFSv2 or v3?
> 
>      > I tried primarily v3, but I think I remember testing v2 as
>      > well, with similar results.
> 
> If you are getting that performance with v3, then it does indeed sound
> like a bug somewhere. Try with a stock 2.4.19 kernel instead...

I just tested things with a test kernel (2.4.18-7) from redhat, and it 
sync write speeds were again way up there.  Problem fixed, as far as I'm 
concerned... hopefully, they'll release an errata soon.

-- 
Rex A. Dieter			rdieter@unl.edu 
Computer System Administrator 	http://www.math.unl.edu/~rdieter/
Mathematics and Statistics  		 
University of Nebraska Lincoln



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