Hello Guy, I am not familiar with IBM's Storage Arrays so I will need your assistance
On 10/28/2011 02:59 PM, Guy Roussin wrote: > --- Please enter the report below this line. --- > Hi, > > We have some servers (blade IBM HS21/HS22) with Boot On SAN on IBM > DS4700 with > debian lenny amd64. > Very fine since some years. > http://www.tchetch.net/wiki/debian/multipath_ibm_ds4000 > > Now, we want to upgrade to squeeze. The upgrade is fine but i get > multipath problem on the first stage (initrd) so i suppose there is > some problem for initrd an multipath on squeeze. > Finally the server boot (but very long time). I want to fix this > behavior. > How long is it? And how many LUNs in total do you have mapped to this host? > Is there somebody Boot On SAN with squeeze ? > Yes. SAN Boot is supported on Debian Squeeze. I do have a howto I can refer, but it uses software iscsi as an example. http://linux.netapp.com/docs/debian/iscsi-sanboot-configuration-guide > Errors i get : > ... > 49.428234 Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE > 49.428313 sd 0:0:0:0: sda Sense Key : Illegal Request current > 49.428538 sd 0:0:0:0: sda <<vendor>> ASC=0x94 ASCQ=0x1ASC=0x94 ASCQ=0x1 > 49.428766 sd 0:0:0:0: sda CDB: Read(10): 28 00 00 00 00 18 00 00 08 00 > 49.429472 end_request: I/O error, dev sda, sector 24 > 49.429552 Buffer I/O error on device sda, logical block 3 > 49.842457 sd 0:0:0:1: sdb Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE > 49.842589 sd 0:0:0:1: sdb Sense Key : Illegal Request current > 49.842813 sd 0:0:0:1: sdb <<vendor>> ASC=0x94 ASCQ=0x1ASC=0x94 ASCQ=0x1 > 49.843042 sd 0:0:0:1: sdb CDB: Read(10): 28 00 00 00 00 38 00 00 08 00 > 49.843746 end_request: I/O error, dev sdb, sector 56 > 49.843825 Buffer I/O error on device sdb, logical block 7 > 49.942340 sd 1:0:1:0: sdg Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE > 49.942474 sd 1:0:1:0: sdg Sense Key : Illegal Request current > 49.942698 sd 1:0:1:0: sdg <<vendor>> ASC=0x94 ASCQ=0x1ASC=0x94 ASCQ=0x1 > 49.942926 sd 1:0:1:0: sdg CDB: Read(10): 28 00 00 00 00 38 00 00 08 00 > 49.943632 end_request: I/O error, dev sdg, sector 56 > 49.943711 Buffer I/O error on device sdg, logical block 7 What Fiber Channel HBA are you using? And did its driver change from Lenny to Squeeze? > ... > 87.573415 Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE > 87.573494 sd 1:0:1:0: sdg Sense Key : Illegal Request current > 87.573718 sd 1:0:1:0: sdg <<vendor>> ASC=0x94 ASCQ=0x1ASC=0x94 ASCQ=0x1 > 87.573946 sd 1:0:1:0: sdg CDB: Read(10): 28 00 00 00 10 00 00 00 08 00 > 87.574652 end_request: I/O error, dev sdg, sector 4096 > 87.656011 device-mapper: uevent: version 1.0.3 > 87.656265 device-mapper: ioctl: 4.15.0-ioctl (2009-04-01) initialised: > [email protected] > 87.658146 device-mapper: multipath: version 1.1.0 loaded > 87.663182 emc: device handler registered > 87.666938 sd 0:0:0:0: rdac: LUN 0 (unowned) > 87.667818 sd 0:0:0:1: rdac: LUN 1 (unowned) > 87.668748 sd 0:0:1:0: rdac: LUN 0 (owned) > 87.669600 sd 0:0:1:1: rdac: LUN 1 (owned) > 87.670465 sd 1:0:0:0: rdac: LUN 0 (owned) > 87.671324 sd 1:0:0:1: rdac: LUN 1 (owned) > 87.672198 sd 1:0:1:0: rdac: LUN 0 (unowned) > 87.673070 sd 1:0:1:1: rdac: LUN 1 (unowned) > 87.673153 rdac: device handler registered > 87.720723 device-mapper: multipath round-robin: version 1.0.0 loaded > 88.081873 kjournald starting. Commit interval 5 seconds > ... > > -- Package-specific info: > Contents of /etc/multipath.conf: > defaults { > udev_dir /dev > polling_interval 2 > user_friendly_names yes > } > devnode_blacklist { > devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*" > devnode "^hd[a-z][[0-9]*]" > devnode "^cciss!c[0-9]d[0-9]*[p[0-9]*]" > } > devices { > device { > vendor "IBM" > product "1814*" > getuid_callout "/lib/udev/scsi_id --whitelisted > --device=/dev/%n" > features "0" > hardware_handler "1 rdac" > path_selector "round-robin 0" > path_grouping_policy group_by_prio > failback immediate > rr_weight uniform > no_path_retry queue > rr_min_io 1000 > path_checker rdac > prio rdac > prio_args "" > } > } > multipaths { > multipath { > wwid 3600a0b8000567166000003e04e9d8958 > alias system > } > multipath { > wwid 3600a0b8000567074000004da4e9d874d > alias homedir > } > } > Rest all settings look standard to me. I think we can investigate further after we have the hardware details. Ritesh > -- System Information: > Debian Release: 6.0.3 > APT prefers stable > APT policy: (500, 'stable') > Architecture: amd64 (x86_64) > > Kernel: Linux 2.6.32-5-xen-amd64 (SMP w/2 CPU cores) > Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash > > Versions of packages multipath-tools depends on: > ii initscripts 2.88dsf-13.1 scripts for initializing > and shutt > ii kpartx 0.4.8+git0.761c66f-9 create device mappings > for partiti > ii libaio1 0.3.107-7 Linux kernel AIO access > library - > ii libc6 2.11.2-10 Embedded GNU C Library: > Shared lib > ii libdevmapper1.02.1 2:1.02.48-5 The Linux Kernel Device > Mapper use > ii libncurses5 5.7+20100313-5 shared libraries for > terminal hand > ii libreadline6 6.1-3 GNU readline and history > libraries > ii lsb-base 3.2-23.2squeeze1 Linux Standard Base 3.2 > init scrip > ii udev 164-3 /dev/ and hotplug > management daemo > > multipath-tools recommends no packages. > > Versions of packages multipath-tools suggests: > ii multipath-tools-boo 0.4.8+git0.761c66f-9 Support booting from > multipath dev > > -- no debconf information > > -- Ritesh Raj Sarraf | http://people.debian.org/~rrs Debian - The Universal Operating System
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