From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from agk.fab.redhat.com (agk.fab.redhat.com [10.33.0.19]) by pobox.fab.redhat.com (8.13.1/8.13.1) with ESMTP id m1TKEPgS022323 for ; Fri, 29 Feb 2008 15:14:25 -0500 Received: from agk by agk.fab.redhat.com with local (Exim 4.34) id 1JVBcf-0006NL-9K for linux-lvm@redhat.com; Fri, 29 Feb 2008 20:14:25 +0000 Date: Fri, 29 Feb 2008 20:14:25 +0000 From: Alasdair G Kergon Subject: Re: [linux-lvm] Page cache corruption when creating a snapshot Message-ID: <20080229201425.GK1788@agk.fab.redhat.com> References: <200802291732.m1THWfD7013248@outgoing.mit.edu> <20080229183148.GI1788@agk.fab.redhat.com> <1204312265.5850.7.camel@error-messages.mit.edu> <47C8589A.7000309@redhat.com> <1204313716.5850.12.camel@error-messages.mit.edu> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <1204313716.5850.12.camel@error-messages.mit.edu> Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: LVM general discussion and development On Fri, Feb 29, 2008 at 02:35:16PM -0500, Greg Hudson wrote: > On Fri, 2008-02-29 at 19:10 +0000, Bryn M. Reeves wrote: > > Greg Hudson wrote: > Thank you! Verified that freeing the page cache causes the > apparently-corrupted file's md5sum to revert to the correct value: I notice this is ubuntu: Can you eliminate the distribution, by reproducing on a different distribution, or using a current upstream development kernel like 2.6.25-rc3? What is /tmp ? Alasdair -- agk@redhat.com