From: "Måns Rullgård" <mru@kth.se>
To: linux-kernel@vger.kernel.org
Subject: Re: How come dd if=/dev/zero of=/nfs/dev/null does not send packets over the network?
Date: Wed, 02 Jun 2004 14:20:12 +0200 [thread overview]
Message-ID: <yw1xaczmw3r7.fsf@kth.se> (raw)
In-Reply-To: <5D3C2276FD64424297729EB733ED1F7606243695@email1.mitretek.org>
"Piszcz, Justin Michael" <justin.piszcz@mitretek.org> writes:
> root@jpiszcz:~# mkdir /p500/dev
> root@jpiszcz:~# mount 192.168.0.253:/dev /p500/dev
> root@jpiszcz:~# echo blah > /p500/dev/null
> root@jpiszcz:~# ls -l /p500/dev/null
> crw-rw-rw- 1 root sys 1, 3 Jul 17 1994 /p500/dev/null
> root@jpiszcz:~# dd if=/dev/zero of=/p500/dev/null
>
> 6179737+0 records in
> 6179736+0 records out
>
> Instead it treats it as a local block device?
>
> Kernel 2.6.5.
That is how it's supposed to work. Think about root on nfs.
--
Måns Rullgård
mru@kth.se
next prev parent reply other threads:[~2004-06-02 12:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-02 12:04 Piszcz, Justin Michael
2004-06-02 12:13 ` Christoph Hellwig
2004-06-02 12:19 ` Grzegorz Kulewski
2004-06-02 12:20 ` Måns Rullgård [this message]
2004-06-02 12:39 ` Richard B. Johnson
2004-06-02 20:37 ` Horst von Brand
2004-06-02 20:46 ` Arthur Perry
2004-06-02 12:27 Piszcz, Justin Michael
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