From owner-freebsd-fs@FreeBSD.ORG Mon Jan 20 15:51:13 2014 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id B273894E for ; Mon, 20 Jan 2014 15:51:13 +0000 (UTC) Received: from mail05.raumopol.de (mail05.raumopol.de [217.11.57.242]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 775AF1DA1 for ; Mon, 20 Jan 2014 15:51:13 +0000 (UTC) Received: from mail03.raumopol.de (mail03.localnet.raumopol.de [192.168.1.10]) by mail05.raumopol.de (Postfix) with ESMTP id B51D61A0220D1 for ; Mon, 20 Jan 2014 16:39:53 +0100 (CET) Received: from authenticated_user by mail03.raumopol.de (Postfix) with ESMTPSA id 5B9343846362 for ; Mon, 20 Jan 2014 16:39:53 +0100 (CET) Date: Mon, 20 Jan 2014 16:39:51 +0100 From: Philipp To: freebsd-fs@freebsd.org Subject: Filesystem errors with VirtIO Message-ID: <20140120163951.7fe4c1f8@calavera> X-Mailer: Claws Mail 3.9.3 (GTK+ 2.24.22; amd64-portbld-freebsd10.0) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Jan 2014 15:51:13 -0000 Hi everyone, I'm running FreeBSD 10.0-RELEASE on a virtualized KVM server. I'm using VirtIO from base to access NIC and HDD directly. Filesystem is UFS2 with Journaling and SU. Last week I had to reinstall FreeBSD because the salvation of the several filesystem errors wasn't possible anymore. I don't have any evidence but I guess it has something to do with the VirtIO driver. After running the machine for 48 hours with a freshly installed FreeBSD 10 several soft update inconsistencies occur: # fsck ** /dev/vtbd0p2 (NO WRITE) USE JOURNAL? no ** Skipping journal, falling through to full fsck SETTING DIRTY FLAG IN READ_ONLY MODE UNEXPECTED SOFT UPDATE INCONSISTENCY ** Last Mounted on / ** Root file system ** Phase 1 - Check Blocks and Sizes ** Phase 2 - Check Pathnames ** Phase 3 - Check Connectivity LINK COUNT INCREASING UNEXPECTED SOFT UPDATE INCONSISTENCY ADJUST? no LINK COUNT DIR I=11075332 OWNER=root MODE=40755 SIZE=512 MTIME=Jan 20 15:06 2014 COUNT 0 SHOULD BE 1 LINK COUNT INCREASING UNEXPECTED SOFT UPDATE INCONSISTENCY ADJUST? no LINK COUNT DIR I=11316145 OWNER=root MODE=40755 SIZE=512 MTIME=Jan 20 15:26 2014 COUNT 0 SHOULD BE 1 LINK COUNT INCREASING UNEXPECTED SOFT UPDATE INCONSISTENCY ADJUST? no UNREF FILE I=11316146 OWNER=root MODE=100644 SIZE=227096 MTIME=Jan 20 15:26 2014 CLEAR? no LINK COUNT DIR I=11316147 OWNER=root MODE=40755 SIZE=512 MTIME=Jan 20 15:34 2014 COUNT 0 SHOULD BE 1 LINK COUNT INCREASING UNEXPECTED SOFT UPDATE INCONSISTENCY ADJUST? no LINK COUNT DIR I=11316148 OWNER=root MODE=40755 SIZE=512 MTIME=Jan 20 15:49 2014 COUNT 0 SHOULD BE 1 LINK COUNT INCREASING UNEXPECTED SOFT UPDATE INCONSISTENCY ADJUST? no UNREF FILE I=11316150 OWNER=root MODE=100644 SIZE=928 MTIME=Jan 20 15:49 2014 CLEAR? no LINK COUNT DIR I=11333352 OWNER=root MODE=40755 SIZE=512 MTIME=Jan 20 15:18 2014 COUNT 0 SHOULD BE 1 LINK COUNT INCREASING UNEXPECTED SOFT UPDATE INCONSISTENCY ADJUST? no ** Phase 5 - Check Cyl groups 250807 files, 860388 used, 36209947 free (8179 frags, 4525221 blocks, 0.0% fragmentation) After a reboot different inconsistencies appear. I had the very same problems with 9.2-RELEASE, which caused the need of a reinstallation of the OS (errors like "vtbd0: hard error cmd=write fsbn 24162" occured). Can someone confirm these problems with VirtIO? What else can I do? Regards, Philipp