From: Al Viro <viro@ZenIV.linux.org.uk>
To: Am??rico Wang <xiyou.wangcong@gmail.com>
Cc: Toralf F??rster <toralf.foerster@gmx.de>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-fsdevel@vger.kernel.org
Subject: Re: kernel error : 'find /proc/ -type f | xargs -n 1 head -c 10 >/dev/null'
Date: Fri, 29 Jan 2010 13:38:16 +0000 [thread overview]
Message-ID: <20100129133816.GQ19799@ZenIV.linux.org.uk> (raw)
In-Reply-To: <2375c9f91001272051x3d2e89r24133c42f52082ea@mail.gmail.com>
On Thu, Jan 28, 2010 at 12:51:02PM +0800, Am??rico Wang wrote:
> 2010/1/22 Toralf F??rster <toralf.foerster@gmx.de>:
> > I was inspired by http://article.gmane.org/gmane.linux.kernel/941115 .
> >
> > Running the command (se subject) as a normal user at a 2.6.32.4 kernel
> > gives this in /var/log/messages:
> >
> > 2010-01-21T20:11:39.171+01:00 n22 kernel: head: page allocation failure. order:9, mode:0xd0
>
>
> Hmm, it is suspecious that we need 2^9 pages for seq_file...
Something's using single_open() and obscene amounts of output; should
switch to real iterator... Which file it is?
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prev parent reply other threads:[~2010-01-29 13:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <201001212017.00160.toralf.foerster@gmx.de>
2010-01-28 4:51 ` kernel error : 'find /proc/ -type f | xargs -n 1 head -c 10 >/dev/null' Américo Wang
2010-01-29 13:38 ` Al Viro [this message]
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