From mboxrd@z Thu Jan 1 00:00:00 1970 From: Al Viro 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 Message-ID: <20100129133816.GQ19799@ZenIV.linux.org.uk> References: <201001212017.00160.toralf.foerster@gmx.de> <2375c9f91001272051x3d2e89r24133c42f52082ea@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Toralf F??rster , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org To: Am??rico Wang Return-path: Content-Disposition: inline In-Reply-To: <2375c9f91001272051x3d2e89r24133c42f52082ea@mail.gmail.com> Sender: owner-linux-mm@kvack.org List-Id: linux-fsdevel.vger.kernel.org On Thu, Jan 28, 2010 at 12:51:02PM +0800, Am??rico Wang wrote: > 2010/1/22 Toralf F??rster : > > 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? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org