From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heinz Mauelshagen Subject: Re: ERROR: asr: reading /dev/sdo[Input/output error] Date: Thu, 08 Dec 2011 09:40:33 +0100 Message-ID: <4EE07801.8060504@redhat.com> References: <4EDF8497.7080508@linux.vnet.ibm.com> <4EDF9265.7080806@redhat.com> <4EDFCC8E.2030801@linux.vnet.ibm.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: <4EDFCC8E.2030801@linux.vnet.ibm.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: dm-devel@redhat.com List-Id: dm-devel.ids On 12/07/2011 09:29 PM, Christian May wrote: > 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: Not seing it in your paste below... > > [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 Should read: 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 nodmraid Heinz > 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 ~]# > > > -- > dm-devel mailing list > dm-devel@redhat.com > https://www.redhat.com/mailman/listinfo/dm-devel -- =============================================================== Heinz Mauelshagen +49 2626 141200 Consulting Development Engineer FAX +49 2626 924446 Red Hat GmbH Am Sonnenhang 11 56242 Marienrachdorf Germany heinzm@redhat.com ===============================================================