From mboxrd@z Thu Jan 1 00:00:00 1970 From: Charles Slivkoff Subject: Re: Dell MD3200 - sd: Current: sense key: Illegal Request ASC=0x94 ASCQ=0x1ASC=0x94 ASCQ=0x1 Date: Wed, 02 Mar 2011 17:55:14 -0500 Message-ID: <4D6ECAD2.4040807@cmu.edu> References: <4D6BFCF9.4080809@cmu.edu> <4D6E91E7.4010305@cmu.edu> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4D6E91E7.4010305@cmu.edu> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: dm-devel@redhat.com List-Id: dm-devel.ids > One of your lun seem to have a problem. See these messages below.. > > Mar 2 12:43:14 rman-ss-03 kernel: scsi 1:0:0:0: rdac: LUN 0 (unowned) > Mar 2 12:43:14 rman-ss-03 kernel: sd 1:0:0:1: rdac: LUN 1 (unowned) > Mar 2 12:43:14 rman-ss-03 kernel: sd 1:0:0:2: rdac: LUN 2 (owned) > Mar 2 12:43:14 rman-ss-03 kernel: scsi 2:0:0:0: rdac: LUN 0 (unowned) > Mar 2 12:43:14 rman-ss-03 kernel: sd 2:0:0:1: rdac: LUN 1 (owned) > Mar 2 12:43:14 rman-ss-03 kernel: sd 2:0:0:2: rdac: LUN 2 (unowned) > Mar 2 12:43:14 rman-ss-03 kernel: rdac: device handler registered > > Lun 0 is not owned by any of the controllers also it is not claimed > by sd driver for some reason. Can you find out why that happened.. > Or you can remove Lun 0 and see if issue goes away.. I'm not sure what 1:0:0:0 and 2:0:0:0 are or where they came from. They show up in lsscsi but there is no sd device assigned to them, obviously. $ lsscsi [0:0:32:0] enclosu DP BACKPLANE 1.07 - [0:2:0:0] disk DELL PERC H700 2.30 /dev/sda [0:2:1:0] disk DELL PERC H700 2.30 /dev/sdb [1:0:0:0] disk DELL MD32xx 0770 - [1:0:0:1] disk DELL MD32xx 0770 /dev/sdc [1:0:0:2] disk DELL MD32xx 0770 /dev/sdd [1:0:0:31] disk DELL Universal Xport 0770 /dev/sde [2:0:0:0] disk DELL MD32xx 0770 - [2:0:0:1] disk DELL MD32xx 0770 /dev/sdf [2:0:0:2] disk DELL MD32xx 0770 /dev/sdg [2:0:0:31] disk DELL Universal Xport 0770 /dev/sdh [3:0:0:0] cd/dvd TEAC DVD-ROM DV-28SW R.2A /dev/scd0 These LUNs do not exist in the array configuration. I only see LUNs 1, 2, and 31. The profile saved from my array is here: http://tinypaste.com/73823 I added to /etc/sysctl.conf "dev.scsi.logging_level = 4096" and rebooted. The new syslog since the boot is here: http://tinypaste.com/5b72b