From mboxrd@z Thu Jan 1 00:00:00 1970 From: Asdo Subject: Re: Why does one get mismatches? Date: Thu, 28 Jan 2010 11:29:57 +0100 Message-ID: <4B616725.3030500@shiftmail.org> References: <802139.74942.qm@web51305.mail.re2.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-reply-to: <802139.74942.qm@web51305.mail.re2.yahoo.com> Sender: linux-raid-owner@vger.kernel.org To: Jon@eHardcastle.com Cc: Steven Haigh , linux-raid@vger.kernel.org, Tirumala Reddy Marri List-Id: linux-raid.ids Jon Hardcastle wrote: > Well, I finished running my none-destructive badblocks check and ran several smart --long tests I also did a forcefsk on the bad boy and NOW the active md4 (with a DEACTIVE vg on it) returns 0 mismatch_cnt. I haven't rebooted it in days though so I just dont know what casued this. No errors in the log, the pending/reallocated sector count is still 0 on all drives. > > I have reactivated my VG and am running it again now it is just bizzare. > Very interesting! I'm wondering what we can infer... I'm thinking probably it was either a fault of the disks, fixed with smart --long tests, or a fault of the filesystem, fixed with forced fsck. What do you think? Tell us if mismatches start to happen again Thank you