From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tim Small Subject: Re: Deadlock in md barrier code? / RAID1 / LVM CoW snapshot + ext3 / Debian 5.0 - lenny 2.6.26 kernel Date: Wed, 13 Oct 2010 09:51:14 +0100 Message-ID: <4CB57302.4080409@seoss.co.uk> References: <4C938103.1010304@seoss.co.uk> <20100918085925.5fee83ee@notabene> <4C97BD21.1040405@seoss.co.uk> <4C991D61.1040400@seoss.co.uk> <20100922083039.283ccdfd@notabene> <4CB46B75.8050205@seoss.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: CoolCold Cc: "linux-raid@vger.kernel.org" List-Id: linux-raid.ids Hi, On 12/10/10 17:48, CoolCold wrote: > Just in case you don't know 2.6.26 branch is "frozen, not maintained" > - http://wiki.openvz.org/Download/kernel/2.6.26/2.6.26-gogol.1 > Yep, but that's by OpenVZ, I'm using the Debian kernel, and 2.6.26 is Debian stable, and so supported by the Debian kernel team.... > The only stable for now is 2.6.18& 2.6.9 , any other is > outdated/testing http://wiki.openvz.org/Download/kernel . Ongoin start > is 2.6.32 as being new RHEL6 kernel. So i'd suggest you to go down to > .18 or take .32 from backports. > Once RHEL6 and/or Debian6.0 has been out for a few months, I'll probably switch to 2.6.32, but I don't feel sufficiently confident to do that yet (not for OpenVZ boxes anyway - OpenVZ+2.6.32 just hasn't had enough testing-time yet for production IMO) - I also look after plenty of non-openvz 2.6.26 Debian 5.0 boxes, and if this bug is md+lvm+ext3 (which in my semi-educated opinion looks most likely, partly because there have been some similar looking deadlocks reported on non-OpenVZ Debian 5.0 systems), then it'd be preferable to track-down the cause of this and get it fixed.... Cheers, Tim. -- South East Open Source Solutions Limited Registered in England and Wales with company number 06134732. Registered Office: 2 Powell Gardens, Redhill, Surrey, RH1 1TQ VAT number: 900 6633 53 http://seoss.co.uk/ +44-(0)1273-808309