From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from postfix.iai.uni-bonn.de ([131.220.8.4]:56774 "EHLO postfix.iai.uni-bonn.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750950Ab3K1UnU (ORCPT ); Thu, 28 Nov 2013 15:43:20 -0500 Received: from [192.168.0.1] (p4FDF0B8F.dip0.t-ipconnect.de [79.223.11.143]) by postfix.iai.uni-bonn.de (Postfix) with ESMTP id 988E75C404 for ; Thu, 28 Nov 2013 21:36:33 +0100 (MET) (envelope-from ochmann@informatik.uni-bonn.de) (envelope-to linux-btrfs@vger.kernel.org) (1) (internal use: ta=1, tu=1, te=1, am=P, au=ochmann) Message-ID: <5297A950.3020100@informatik.uni-bonn.de> Date: Thu, 28 Nov 2013 21:36:32 +0100 From: Sebastian Ochmann MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: 2 errors when scrubbing - but I don't know what they mean Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: Hello everyone, when I scrubbed one of my btrfs volumes today, the result of the scrub was: total bytes scrubbed: 1.27TB with 2 errors error details: super=2 corrected errors: 0, uncorrectable errors: 0, unverified errors: 0 and dmesg said: btrfs: bdev /dev/mapper/tray errs: wr 0, rd 0, flush 0, corrupt 0, gen 1 btrfs: bdev /dev/mapper/tray errs: wr 0, rd 0, flush 0, corrupt 0, gen 2 Can someone please enlighten me what these errors mean (especially the "super" and "gen" values)? As an additional info: The drive is sometimes used in a machine with kernel 3.11.6 and sometimes with 3.12.0, could this swapping explain the problem somehow? Best regards Sebastian