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Re: [dm-devel] Sun StorageTek 2530 and dm?



These messages are seen because there is no support for this device
in-built in the scsi_dh_rdac module.

These will disappear when youadded the device support to scsi_dh_rdac
module and include the module in your initrd image.
On Mon, 2009-08-24 at 23:14 +0200, Jakov Sosic wrote:
> On Mon, 24 Aug 2009 13:57:31 -0700
> Chandra Seetharaman <sekharan us ibm com> wrote:
> 
> > If you are up for debugging, we can try putting some debug to see if
> > we are getting any sense information along with the IO failure.
> 
> OK, here is the dmesg from last reboot, only things that are of
> importance to this case:
> 
> SCSI subsystem initialized
> Fusion MPT base driver 3.04.07
> Copyright (c) 1999-2008 LSI Corporation
> Fusion MPT SAS Host driver 3.04.07
> ACPI: PCI Interrupt 0000:07:00.0[A] -> GSI 17 (level, low) -> IRQ 17
> mptbase: ioc0: Initiating bringup
> 
> ...
> 
> mptbase: ioc1: Initiating bringup
> ioc1: LSISAS1068E B3: Capabilities={Initiator}
> PCI: Setting latency timer of device 0000:09:00.0 to 64
> scsi1 : ioc1: LSISAS1068E B3, FwRev=011704dbh, Ports=1, MaxQ=829, IRQ=22
>   Vendor: SUN       Model: LCSM100_S         Rev: 0735
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> SCSI device sdb: 204800 512-byte hdwr sectors (105 MB)
> sdb: Write Protect is off
> sdb: Mode Sense: 77 00 10 08
> SCSI device sdb: drive cache: write back w/ FUA
> SCSI device sdb: 204800 512-byte hdwr sectors (105 MB)
> sdb: Write Protect is off
> sdb: Mode Sense: 77 00 10 08
> SCSI device sdb: drive cache: write back w/ FUA
>  sdb:end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
> end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
> end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
> end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
> end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
> end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
> end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
> Dev sdb: unable to read RDB block 0
> end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
> end_request: I/O error, dev sdb, sector 0
> Buffer I/O error on device sdb, logical block 0
>  unable to read partition table
> sd 1:0:0:0: Attached scsi disk sdb
>   Vendor: SUN       Model: LCSM100_S         Rev: 0735
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> SCSI device sdc: 241172480 512-byte hdwr sectors (123480 MB)
> sdc: Write Protect is off
> sdc: Mode Sense: 77 00 10 08
> SCSI device sdc: drive cache: write back w/ FUA
> SCSI device sdc: 241172480 512-byte hdwr sectors (123480 MB)
> sdc: Write Protect is off
> sdc: Mode Sense: 77 00 10 08
> SCSI device sdc: drive cache: write back w/ FUA
>  sdc:end_request: I/O error, dev sdc, sector 0
> Buffer I/O error on device sdc, logical block 0
> end_request: I/O error, dev sdc, sector 0
> Buffer I/O error on device sdc, logical block 0
> end_request: I/O error, dev sdc, sector 0
> end_request: I/O error, dev sdc, sector 0
> end_request: I/O error, dev sdc, sector 0
> end_request: I/O error, dev sdc, sector 0
> end_request: I/O error, dev sdc, sector 0
> Dev sdc: unable to read RDB block 0
> end_request: I/O error, dev sdc, sector 0
> end_request: I/O error, dev sdc, sector 0
>  unable to read partition table
> sd 1:0:0:1: Attached scsi disk sdc
>   Vendor: SUN       Model: LCSM100_S         Rev: 0735
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> SCSI device sdd: 43274240 512-byte hdwr sectors (22156 MB)
> sdd: Write Protect is off
> sdd: Mode Sense: 77 00 10 08
> SCSI device sdd: drive cache: write back w/ FUA
> SCSI device sdd: 43274240 512-byte hdwr sectors (22156 MB)
> sdd: Write Protect is off
> sdd: Mode Sense: 77 00 10 08
> SCSI device sdd: drive cache: write back w/ FUA
>  sdd: unknown partition table
> sd 1:0:0:2: Attached scsi disk sdd
>   Vendor: SUN       Model: LCSM100_S         Rev: 0735
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> SCSI device sde: 204800 512-byte hdwr sectors (105 MB)
> sde: Write Protect is off
> sde: Mode Sense: 77 00 10 08
> SCSI device sde: drive cache: write back w/ FUA
> SCSI device sde: 204800 512-byte hdwr sectors (105 MB)
> sde: Write Protect is off
> sde: Mode Sense: 77 00 10 08
> SCSI device sde: drive cache: write back w/ FUA
>  sde:end_request: I/O error, dev sde, sector 0
> end_request: I/O error, dev sde, sector 0
> printk: 8 messages suppressed.
> Buffer I/O error on device sde, logical block 0
> end_request: I/O error, dev sde, sector 0
> end_request: I/O error, dev sde, sector 0
> end_request: I/O error, dev sde, sector 0
> end_request: I/O error, dev sde, sector 0
> end_request: I/O error, dev sde, sector 0
> Dev sde: unable to read RDB block 0
> end_request: I/O error, dev sde, sector 0
> end_request: I/O error, dev sde, sector 0
>  unable to read partition table
> sd 1:0:1:0: Attached scsi disk sde
>   Vendor: SUN       Model: LCSM100_S         Rev: 0735
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> SCSI device sdf: 241172480 512-byte hdwr sectors (123480 MB)
> sdf: Write Protect is off
> sdf: Mode Sense: 77 00 10 08
> SCSI device sdf: drive cache: write back w/ FUA
> SCSI device sdf: 241172480 512-byte hdwr sectors (123480 MB)
> sdf: Write Protect is off
> sdf: Mode Sense: 77 00 10 08
> SCSI device sdf: drive cache: write back w/ FUA
>  sdf: unknown partition table
> sd 1:0:1:1: Attached scsi disk sdf
>   Vendor: SUN       Model: LCSM100_S         Rev: 0735
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> SCSI device sdg: 43274240 512-byte hdwr sectors (22156 MB)
> sdg: Write Protect is off
> sdg: Mode Sense: 77 00 10 08
> SCSI device sdg: drive cache: write back w/ FUA
> SCSI device sdg: 43274240 512-byte hdwr sectors (22156 MB)
> sdg: Write Protect is off
> sdg: Mode Sense: 77 00 10 08
> SCSI device sdg: drive cache: write back w/ FUA
>  sdg:end_request: I/O error, dev sdg, sector 0
> end_request: I/O error, dev sdg, sector 0
> printk: 8 messages suppressed.
> Buffer I/O error on device sdg, logical block 0
> end_request: I/O error, dev sdg, sector 0
> end_request: I/O error, dev sdg, sector 0
> end_request: I/O error, dev sdg, sector 0
> end_request: I/O error, dev sdg, sector 0
> end_request: I/O error, dev sdg, sector 0
> Dev sdg: unable to read RDB block 0
> end_request: I/O error, dev sdg, sector 0
> end_request: I/O error, dev sdg, sector 0
>  unable to read partition table
> sd 1:0:1:2: Attached scsi disk sdg
> shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
> libata version 3.00 loaded.
> 
> 
> Now, this seems like some kind of a problem on the LCMS100_S driver
> side? MPT_SAS?
> 
> 
> Very strange...
> 
> 
> 
> 


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