Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030590AbWHIJFJ (ORCPT ); Wed, 9 Aug 2006 05:05:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030593AbWHIJFI (ORCPT ); Wed, 9 Aug 2006 05:05:08 -0400 Received: from embla.aitel.hist.no ([158.38.50.22]:34236 "HELO embla.aitel.hist.no") by vger.kernel.org with SMTP id S1030589AbWHIJFG (ORCPT ); Wed, 9 Aug 2006 05:05:06 -0400 Message-ID: <44D9A483.1020203@aitel.hist.no> Date: Wed, 09 Aug 2006 11:01:55 +0200 From: Helge Hafting User-Agent: Thunderbird 1.5.0.4 (X11/20060713) MIME-Version: 1.0 To: Michael Tokarev CC: Neil Brown , Alexandre Oliva , linux-raid , linux-kernel Subject: Re: modifying degraded raid 1 then re-adding other members is bad References: <17624.29070.246605.213021@cse.unsw.edu.au> <44D8732C.2060207@tls.msk.ru> In-Reply-To: <44D8732C.2060207@tls.msk.ru> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 804 Lines: 22 Michael Tokarev wrote: > Why we're updating it BACKWARD in the first place? > Don't know this one... > Also, why, when we adding something to the array, the event counter is > checked -- should it resync regardless? If you remove a drive and then add it back with no changes in the meantime, then you don't want a resync to happen. Some people reboot their machine every day (too much noise, heat or electricity at night), a daily resync is excessive. An which drive would you consider the "master copy" anyway, if the event counts match? Helge Hafting - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/