From: Gregory Magoon <gmagoon@MIT.EDU>
To: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: linux-nfs@vger.kernel.org
Subject: Re: NFSv4 vs NFSv3 with MPICH2-1.4
Date: Thu, 28 Jul 2011 17:24:49 -0400 [thread overview]
Message-ID: <20110728172449.8wxxte4jg0s8kcgs@webmail.mit.edu> (raw)
In-Reply-To: <1311886684.27285.8.camel@lade.trondhjem.org>
Thanks for the tips...unfortunately, making the changes you suggest (removing
timeo, rsize, wsize options) doesn't seem to address the issue with MPICH2 and
NFSv4.
Greg
Quoting Trond Myklebust <Trond.Myklebust@netapp.com>:
>
> This is getting to be a FAQ...
>
> 2 second timeouts over TCP are just plain wrong: they will cause you to
> continuously disconnect and reconnect (as 'netstat -t' is bound to show
> you). Please don't muck with the default timeo=600.
>
> There is also no reason to mess with rsize and wsize: allow the client
> and server to autonegotiate.
>
next prev parent reply other threads:[~2011-07-28 21:24 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-28 19:23 NFSv4 vs NFSv3 with MPICH2-1.4 Gregory Magoon
2011-07-28 20:58 ` Trond Myklebust
2011-07-28 21:24 ` Gregory Magoon [this message]
2011-07-28 21:47 ` Trond Myklebust
2011-07-28 22:01 ` Gregory Magoon
2011-07-28 22:31 ` Boaz Harrosh
2011-07-28 23:15 ` Gregory Magoon
2011-07-30 3:19 ` Boaz Harrosh
2011-07-30 3:56 ` Loewe, Bill
2011-08-02 16:19 ` Gregory Magoon
2011-08-09 23:15 ` Gregory Magoon
2011-08-10 0:54 ` Boaz Harrosh
2011-07-29 14:51 ` J. Bruce Fields
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