From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christian May Subject: Re: ERROR: asr: reading /dev/sdo[Input/output error] Date: Wed, 07 Dec 2011 21:29:02 +0100 Message-ID: <4EDFCC8E.2030801@linux.vnet.ibm.com> References: <4EDF8497.7080508@linux.vnet.ibm.com> <4EDF9265.7080806@redhat.com> 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: <4EDF9265.7080806@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: device-mapper development List-Id: dm-devel.ids Am 07.12.2011 17:20, schrieb Heinz Mauelshagen: > On 12/07/2011 04:21 PM, Christian May wrote: >> Hi, >> >> I've setup an IBM HS21 blade with RHEL6.1. The OS installed on a >> DS5100 storage server (SAN boot). >> During booting I'm recognizing the following messages: >> >> Starting udev: OK >> Setting hostname elm8a203.beaverton.ibm.com: >> ERROR: asr: reading /dev/sdo[Input/output error] >> ERROR: ddf1: reading /dev/sdo[Input/output error] >> ERROR: ddf1: reading /dev/sdo[Input/output error] >> ERROR: hpt37x: reading /dev/sdo[Input/output error] >> ERROR: hpt45x: reading /dev/sdo[Input/output error] >> ERROR: isw: reading /dev/sdo[Input/output error] >> ERROR: jmicron: reading /dev/sdo[Input/output error] >> ERROR: lsi: reading /dev/sdo[Input/output error] >> ERROR: nvidia: reading /dev/sdo[Input/output error] >> ERROR: pdc: reading /dev/sdo[Input/output error] >> ... >> >> ERROR: sil: reading /dev/sdf[Input/output error] >> ERROR: via: reading /dev/sdf[Input/output error] >> ERROR: asr: reading /dev/sde[Input/output error] >> ERROR: ddf1: reading /dev/sde[Input/output error] >> ERROR: ddf1: reading /dev/sde[Input/output error] >> ERROR: hpt37x: reading /dev/sde[Input/output error] >> ERROR: hpt45x: reading /dev/sde[Input/output error] >> ERROR: isw: reading /dev/sde[Input/output error] >> ERROR: jmicron: reading /dev/sde[Input/output error] >> ERROR: lsi: reading /dev/sde[Input/output error] >> ERROR: nvidia: reading /dev/sde[Input/output error] >> ERROR: pdc: reading /dev/sde[Input/output error] >> ERROR: pdc: reading /dev/sde[Input/output error] >> ERROR: pdc: reading /dev/sde[Input/output error] >> ERROR: pdc: reading /dev/sde[Input/output error] >> ERROR: pdc: reading /dev/sde[Input/output error] >> ERROR: pdc: reading /dev/sde[Input/output error] >> >> >> etc. >> >> All those device /dev/sd...are part of a multipath devices, e.g.: >> >> >> mpathh (3600a0b800047e4e4000008b54ebc91c3) dm-6 IBM,1818 FAStT >> size=25G features='1 queue_if_no_path' hwhandler='1 rdac' wp=rw >> |-+- policy='round-robin 0' prio=6 status=active >> | `- 3:0:3:0 sdh 8:112 active ready running >> `-+- policy='round-robin 0' prio=1 status=enabled >> `- 4:0:2:0 sdo 8:224 active ghost running >> mpathg (3600a0b800011573a00006da14a648a22) dm-0 IBM,1815 FAStT >> size=4.8G features='1 queue_if_no_path' hwhandler='1 rdac' wp=rw >> |-+- policy='round-robin 0' prio=6 status=active >> | `- 4:0:1:1 sdn 8:208 active ready running >> `-+- policy='round-robin 0' prio=1 status=enabled >> `- 3:0:0:1 sdc 8:32 active ghost running >> >> >> OS is booting but how can I get rid of those messages? Is it >> udev-rules related? > > You have to deactivate dmraid with the "nodmraid" kernel command line > option in order to avoid its scanning leading to the above error > messages. > > Regards, > Heinz > >> >> Regards, >> >> Christian May (IBM) >> >> >> >> -- >> dm-devel mailing list >> dm-devel@redhat.com >> https://www.redhat.com/mailman/listinfo/dm-devel > This parameter is set already...it's not solving the problem: [root@elm8a203 ~]# cat /boot/grub/menu.lst # grub.conf generated by anaconda # # Note that you do not have to rerun grub after making changes to this file # NOTICE: You do not have a /boot partition. This means that # all kernel and initrd paths are relative to /, eg. # root (hd0,0) # kernel /boot/vmlinuz-version ro root=/dev/mapper/mpathhp1 # initrd /boot/initrd-[generic-]version.img #boot=/dev/mpathh default=0 timeout=15 splashimage=(hd0,0)/boot/grub/splash.xpm.gz #hiddenmenu title Red Hat Enterprise Linux Server (2.6.32-131.0.15.el6.i686) root (hd0,0) kernel /boot/vmlinuz-2.6.32-131.0.15.el6.i686 ro root=UUID=ad6570c8-5e2d-41f9-a228-85f9d68f00ce rd_NO_LUKS rd_NO_LVM rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYBOARDTYPE=pc KEYTABLE=de crashkernel=auto rdloaddriver=scsi_dh_alua,scsi_dh_rdac initrd /boot/initramfs-2.6.32-131.0.15.el6.i686.img title Red Hat Enterprise Linux Server (2.6.32-131.17.1.el6.i686) root (hd0,0) kernel /boot/vmlinuz-2.6.32-131.17.1.el6.i686 ro root=UUID=ad6570c8-5e2d-41f9-a228-85f9d68f00ce rd_NO_LUKS rd_NO_LVM rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYBOARDTYPE=pc KEYTABLE=de crashkernel=auto rdloaddriver=scsi_dh_alua,scsi_dh_rdac initrd /boot/initramfs-2.6.32-131.17.1.el6.i686.img title Red Hat Enterprise Linux (2.6.32-131.0.15.el6.i686) root (hd0,0) kernel /boot/vmlinuz-2.6.32-131.0.15.el6.i686 ro root=UUID=ad6570c8-5e2d-41f9-a228-85f9d68f00ce rd_NO_LUKS rd_NO_LVM rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYBOARDTYPE=pc KEYTABLE=de crashkernel=auto initrd /boot/initramfs-2.6.32-131.0.15.el6.i686.img [root@elm8a203 ~]#