From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54039) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cTNRh-0003cA-NG for qemu-devel@nongnu.org; Tue, 17 Jan 2017 01:40:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cTNRd-0007Bb-Ou for qemu-devel@nongnu.org; Tue, 17 Jan 2017 01:40:41 -0500 Date: Tue, 17 Jan 2017 14:40:28 +0800 From: Fam Zheng Message-ID: <20170117064028.GC21563@lemon.Home> References: <5878AF90.8020709@kamp.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5878AF90.8020709@kamp.de> Subject: Re: [Qemu-devel] Data corruption in Qemu 2.7.1 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Lieven Cc: "qemu-devel@nongnu.org" , qemu-stable@nongnu.org On Fri, 01/13 11:44, Peter Lieven wrote: > Hi, > > i currently facing a problem in our testing environment where I see file > system corruption with 2.7.1 on iSCSI and Local Storage (LVM). > Trying to bisect, but has anyone observed this before? The information here is too scarce to tell but a file corruption is more often a result of two writers modifying the disk concurrently. Have you ruled that out? Is the corruption reproducible? Fam