From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luca Ognibene Subject: Re: same ext4 file system corruption on different machines Date: Tue, 04 Feb 2014 10:05:23 +0100 Message-ID: <1391504723.2663.4.camel@snow.station> References: <1390999955.2601.22.camel@snow.station> <1391000743.2601.26.camel@snow.station> <20140129173826.GA30419@thunk.org> <1391068749.2680.6.camel@snow.station> <20140131030028.GB7118@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org To: Theodore Ts'o Return-path: Received: from mail-ea0-f178.google.com ([209.85.215.178]:63765 "EHLO mail-ea0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753100AbaBDJF2 (ORCPT ); Tue, 4 Feb 2014 04:05:28 -0500 In-Reply-To: <20140131030028.GB7118@thunk.org> Sender: linux-ext4-owner@vger.kernel.org List-ID: Il giorno gio, 30/01/2014 alle 22.00 -0500, Theodore Ts'o ha scritto: > On Thu, Jan 30, 2014 at 08:59:09AM +0100, Luca Ognibene wrote: > > Yes it's indeed very strange.. i tend to rule out application errors > > because i don't write directly to the device so i don't think i can > > break a filesystem from userspace. I've checked previous and next blocks > > and they seem ok, only the block 524320 is getting corrupted. Any idea > > on what should i look for now? > > Are you willing to try 3.12.9 or 3.13.1 upstream kernel? Let's see if > changing the kernel makes any difference. I don't recall any ext4 > problems like this, but maybe it's device driver problem. I'll try but my problem is that i can't replicate it.. i have to wait weeks to see it happen on clients machines. > The other thing I'd ask is whether you can swap out the hard drive > interface --- can you use a USB 3.0 attached drive, or something like > that? I can't do that, sorry. ciao Luca