From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Evans Subject: Re: RAID scrubbing Date: Fri, 9 Apr 2010 19:01:50 -0700 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: Justin Maggard , linux-raid@vger.kernel.org List-Id: linux-raid.ids On Fri, Apr 9, 2010 at 6:46 PM, Justin Maggard w= rote: > On Fri, Apr 9, 2010 at 6:41 PM, Michael Evans = wrote: >> On Fri, Apr 9, 2010 at 6:28 PM, Justin Maggard wrote: >>> Hi all, >>> >>> I've got a system using two RAID5 arrays that share some physical >>> devices, combined using LVM. =A0Oddly, when I "echo repair > >>> /sys/block/md0/md/sync_action", once it finishes, it automatically >>> starts a repair on md1 also, even though I haven't requested it. >>> Also, if I try to stop it using "echo idle > >>> /sys/block/md0/md/sync_action", a repair starts on md1 within a few >>> seconds. =A0If I stop that md1 repair immediately, sometimes it wil= l >>> respawn and start doing the repair again on md1. =A0What should I b= e >>> expecting here? =A0If I start a repair on one array, is it supposed= to >>> automatically go through and do it on all arrays sharing that >>> personality? >>> >>> Thanks! >>> -Justin >>> >> >> Is md1 degraded with an active spare? =A0It might be delaying resync= on >> it until the other devices are idle. > > No, both arrays are redundant. =A0I'm just trying to do scrubbing > (repair) on md0; no resync is going on anywhere. > > -Justin > =46irst: Reply to all. Second, if you insist that things are not as I suspect: cat /proc/mdstat mdadm -Dvvs mdadm -Evvs -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html