Re: [NFS] NFS performance debuggins

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On Mon, Jun 23, 2008 at 04:59:57PM +0200, Adrian von Bidder wrote:
> Hi,
> 
> Environment:
> 
> several Debian based clients (Debian etch and etchnhalf kernels, this means 
> 2.6.18 or 2.6.24); Debian etch (2.6.18 kernel) NFS (v3) server.  Network 
> seems basically ok ("ping -f -s 3000" works without losses, ifconfig and 
> switch monitoring shows no errors) with no noticeable load.  Disks seem to 
> have very little load either, NFS server has no other tasks.
> 
> Performance is sluggish :-(  Basically works, though -- no spurious errors.

In what way exactly is it sluggish?

> tcpdump shows many "reply ERR 1448" etc. msgs whenever NFS activitiy is 
> going on (both stat like with "find /home" or read/write with dd)

I'm afraid I don't know how to read that tcpdump output.

--b.

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