From: Marc Singer <elf@buici.com>
To: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: Marc Singer <elf@buici.com>, linux-kernel@vger.kernel.org
Subject: Re: NFS and kernel 2.6.x
Date: Sat, 17 Apr 2004 22:01:41 -0700 [thread overview]
Message-ID: <20040418050141.GA19414@flea> (raw)
In-Reply-To: <1082249866.3619.43.camel@lade.trondhjem.org>
On Sat, Apr 17, 2004 at 05:57:46PM -0700, Trond Myklebust wrote:
> On Sat, 2004-04-17 at 15:22, Marc Singer wrote:
> > I have a data point for comparison.
> >
> > I'm copying a 40MiB file over NFS. In five trials, the mean transfer
> > times are
> >
> > UDP (v2): 48.5s
> > TCP (v3): 52.7s
>
> Against what kind of server on what kind of network, with what kind of
> mount options?
> The above would be quite reasonable performance on a 10Mbit network
> against a filer or a Linux server with the (insecure) "async" option
> set.
Client is a 200MHz ARM; server is a Linux host running 2.6.3 with the
kernel nfs daemon; network is 100Mib. There is nothing else on the
network except intermittent broadband traffic. Async is set on the
server side.
While I have seen much worse performance in the last couple of weeks,
I cannot blame NFS when I look at the numbers.
next prev parent reply other threads:[~2004-04-18 5:01 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-16 1:14 NFS and kernel 2.6.x Charles Shannon Hendrix
2004-04-16 1:31 ` Trond Myklebust
2004-04-16 1:53 ` Andrew Morton
2004-04-16 2:54 ` Trond Myklebust
2004-04-16 4:59 ` Phil Oester
2004-04-16 5:29 ` Trond Myklebust
2004-04-16 7:13 ` Paul Wagland
2004-04-16 14:44 ` Marcelo Tosatti
2004-04-16 14:46 ` Marcelo Tosatti
2004-04-16 15:50 ` Trond Myklebust
2004-04-16 15:55 ` Dave Gilbert (Home)
2004-04-16 16:13 ` Trond Myklebust
2004-04-16 19:07 ` Daniel Egger
2004-04-17 4:56 ` Chris Friesen
2004-04-17 9:56 ` Daniel Egger
2004-04-17 5:24 ` Trond Myklebust
2004-04-17 14:15 ` Daniel Egger
2004-04-16 19:11 ` Charles Shannon Hendrix
2004-04-17 16:44 ` Matthias Urlichs
2004-04-17 18:15 ` Trond Myklebust
2004-04-17 18:32 ` Marc Singer
2004-04-17 18:58 ` Trond Myklebust
2004-04-17 19:01 ` Marc Singer
2004-04-17 19:09 ` Trond Myklebust
2004-04-17 19:19 ` Russell King
2004-04-18 2:51 ` Trond Myklebust
2004-04-19 16:39 ` Trond Myklebust
2004-04-19 21:10 ` Trond Myklebust
2004-04-17 22:22 ` Marc Singer
2004-04-18 0:57 ` Trond Myklebust
2004-04-18 5:01 ` Marc Singer [this message]
2004-04-18 6:36 ` Chris Friesen
2004-04-18 7:56 ` Russell King
2004-04-18 17:31 ` Marc Singer
2004-04-17 19:01 ` Daniel Egger
2004-04-17 20:22 ` Marc Singer
2004-04-18 11:14 ` Daniel Egger
2004-04-19 9:06 ` Helge Hafting
2004-04-16 9:03 ` Jamie Lokier
2004-04-16 15:55 ` Trond Myklebust
2004-04-16 18:48 ` Jamie Lokier
2004-04-16 19:06 ` Trond Myklebust
2004-04-16 19:39 ` Jamie Lokier
2004-04-17 22:32 ` Trond Myklebust
2004-04-18 3:26 ` Jamie Lokier
2004-04-18 7:03 ` Trond Myklebust
2004-04-18 23:22 ` Jamie Lokier
2004-04-19 15:38 ` Trond Myklebust
2004-04-19 16:19 ` Trond Myklebust
2004-04-20 0:09 ` Jamie Lokier
[not found] ` <20040416190126.GB408@widomaker.com>
[not found] ` <1082144608.2581.156.camel@lade.trondhjem.org>
[not found] ` <20040417000353.GA3750@widomaker.com>
2004-04-17 5:28 ` Trond Myklebust
2004-04-17 17:55 ` Charles Shannon Hendrix
2004-04-17 18:55 ` Trond Myklebust
[not found] <1Lql8-6O3-1@gated-at.bofh.it>
[not found] ` <1LquO-6TK-5@gated-at.bofh.it>
[not found] ` <1LqOg-76p-19@gated-at.bofh.it>
[not found] ` <1LrKo-7Sn-21@gated-at.bofh.it>
[not found] ` <1LtM3-12d-5@gated-at.bofh.it>
[not found] ` <1Luf2-1kK-1@gated-at.bofh.it>
[not found] ` <1LDBL-uY-3@gated-at.bofh.it>
2004-04-16 20:31 ` Andi Kleen
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