Re: NFS client latencies

From: Lee Revell
Date: Tue Mar 29 2005 - 18:41:01 EST


On Tue, 2005-03-29 at 18:34 -0500, Trond Myklebust wrote:
> ty den 29.03.2005 Klokka 18:32 (-0500) skreiv Lee Revell:
> > On Tue, 2005-03-29 at 18:18 -0500, Trond Myklebust wrote:
> > > ty den 29.03.2005 Klokka 18:04 (-0500) skreiv Lee Revell:
> > > > I am seeing long latencies in the NFS client code. Attached is a ~1.9
> > > > ms latency trace.
> > >
> > > What kind of workload are you using to produce these numbers?
> > >
> >
> > Just a kernel compile over NFS.
>
> In other words a workload consisting mainly of mmap()ed writes?
>

If you say so... I don't know the NFS internals very well.

I did use "make -j16", on a UP.

Lee

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