From: "Gaël Roualland" <gael.roualland@oleane.net>
To: trond.myklebust@fys.uio.no
Cc: ewhiting@amis.com, nfs@lists.sourceforge.net
Subject: Re: 2.6.0 -- nfs client runs 15x faster if client app runs as root.
Date: Thu, 08 Jan 2004 15:15:43 +0100 [thread overview]
Message-ID: <3FFD660F.1333683F@oleane.net> (raw)
In-Reply-To: 34280.141.211.133.197.1073512478.squirrel@webmail.uio.no
trond.myklebust@fys.uio.no a =E9crit :
>=20
> > My 2.6.0 nfs clients to a netapps 940 NFS server run very differently
> depending
> > on who the user is. Both tcp and udp mounts seem to show the same beh=
avior.
> > This is very apparent when doing the bonnie putc() tests.
> > nfsstat and tcpdump show a lot of extra setattr calls when running as=
a
> normal
> > user. I assume this is the reason for the slowdown. Is there a fix? O=
r
> is this the
> > way it is supposed to be?
>=20
> Huh?
> I'm certainly not seeing one setattr call per write on my 2.6 clients. =
Is
> this stock
> 2.6.0 or is it patched? Does 2.6.1-rc2 change anything?
Has the file exec permission set ?
If yes this would look like an earlier problem that seems to still occur
on 2.6.0.
See http://marc.theaimsgroup.com/?l=3Dlinux-nfs&m=3D106966481311224 and
http://marc.theaimsgroup.com/?l=3Dlinux-nfs&m=3D106981736010493.
Ga=EBl.
--=20
Ga=EBl Roualland -+- gael.roualland@oleane.net
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next prev parent reply other threads:[~2004-01-08 14:16 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-07 21:54 2.6.0 -- nfs client runs 15x faster if client app runs as root trond.myklebust
2004-01-08 14:15 ` Gaël Roualland [this message]
2004-01-08 15:12 ` Eric Whiting
-- strict thread matches above, loose matches on Subject: below --
2004-01-08 15:12 trond.myklebust
2004-01-08 15:23 ` trond.myklebust
2004-01-07 20:46 Lever, Charles
2004-01-07 21:00 ` Eric Whiting
2004-01-07 20:13 Eric Whiting
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