Subject: Re: nfs performance
To: Arto Huusko <>
From: Werner Backes <>
List: current-users
Date: 02/10/2004 17:59:02
Arto Huusko wrote:

> Now, finally fed up with this, I tweaked with my nfs client
> parameters. I now mount all my NFS volumes with a read size of
> 2048 bytes, which seems to work snappily enough. 4096, and things
> won't work anymore. Oh, and I've been using UDP all the time.

Are you using NFS V2 or V3? I've always achived best performance for
copying large files by using NFS3 over TCP with it's default blocksize 
of 32k.
NFS2 is slower especially for writes. Small blocksizes (<8k) also make 
slower, but there may be circumstances where this is needed.