From: Olaf Kirch <okir@suse.de>
To: Brad Barnett <lists@L8R.net>
Cc: nfs@lists.sourceforge.net
Subject: Re: knfsd brought to its knees, by a simple rsync or cp operation
Date: Tue, 1 Mar 2005 10:55:48 +0100 [thread overview]
Message-ID: <20050301095548.GJ14402@suse.de> (raw)
In-Reply-To: <20050228112018.34fdeb2b@be.back.l8r.net>
On Mon, Feb 28, 2005 at 11:20:18AM -0500, Brad Barnett wrote:
> I start a long and extensive cp -a process on the nfs server. Local 'ls'
> responses are instant. Write and read operations are instant (it's a raid
> 10) on the local box, as well. However, my single remote client's "ls"
> operation changes to a jerky, slow operation.. with upwards of 5 second
> pauses in reads.
Are you using NFS over UDP? If you ping the server from the client, do
the round trip time and packet loss rate change when you start the
heavy IO jobs on the server?
Olaf
--
Olaf Kirch | --- o --- Nous sommes du soleil we love when we play
okir@suse.de | / | \ sol.dhoop.naytheet.ah kin.ir.samse.qurax
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next prev parent reply other threads:[~2005-03-01 9:55 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-26 13:28 knfsd brought to its knees, by a simple rsync or cp operation Brad Barnett
2005-02-28 10:06 ` Olaf Kirch
2005-02-28 15:23 ` Brad Barnett
2005-02-28 15:44 ` Olaf Kirch
2005-02-28 16:20 ` Brad Barnett
2005-03-01 9:55 ` Olaf Kirch [this message]
2005-03-01 11:57 ` Brad Barnett
2005-03-01 14:21 ` Roger Heflin
2005-03-01 14:37 ` Olaf Kirch
2005-03-01 23:10 ` Brad Barnett
2005-03-02 9:03 ` Olaf Kirch
2005-03-02 16:41 ` Brad Barnett
2005-03-01 15:04 ` Bill Rugolsky Jr.
2005-03-01 16:08 ` Bill Rugolsky Jr.
2005-03-01 23:38 ` Brad Barnett
2005-03-01 23:40 ` Brad Barnett
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