primary label corrupt; using backup故障修复

故障信息：

Apr 22 11:00:51 host1 cmlb: [ID 107833 kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5):

Apr 22 11:00:51 host1   primary label corrupt; using backup

Apr 22 11:00:51 host1 cmlb: [ID 107833 kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5):

Apr 22 11:00:51 host1   primary label corrupt; using backup

Apr 22 11:00:58 host1 cmlb: [ID 107833 kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5):

Apr 22 11:00:58 host1   primary label corrupt; using backup

Apr 22 11:00:58 host1 cmlb: [ID 107833 kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5):

Apr 22 11:00:58 host1   primary label corrupt; using backup

Apr 22 11:00:58 host1 cmlb: [ID 107833 kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5):

Apr 22 11:00:58 host1   primary label corrupt; using backup

Apr 22 11:00:58 host1 cmlb: [ID 107833 kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5):

Apr 22 11:00:58 host1   primary label corrupt; using backup

解决方案：

如果步骤一修复失败，则执行步骤二进行修复：

root@host1:/tank/test# format

Searching for disks...done

AVAILABLE DISK SELECTIONS:

      0. c0d0 <Unknown-Unknown-0001 cyl 1909 alt 2 hd 128 sec 32>

         /pci@0,0/pci-ide@1f,2/ide@0/cmdk@0,0

      1. c3t5000C5000B74F2DBd0 <ATA-ST31000340NS-SN05-931.51GB>

         /scsi_vhci/disk@g5000c5000b74f2db

      2. c3t5000C50010B03872d0 <ATA-ST3500320NS-SN05 cyl 60798 alt 2 hd 255 sec 63>

         /scsi_vhci/disk@g5000c50010b03872

      3. c3t5000C50043FF9AB7d0 <SEAGATE-ST3300657SS-ES64-279.40GB>

         /scsi_vhci/disk@g5000c50043ff9ab7

      4. c3t5000C50043FFA61Fd0 <SEAGATE-ST3300657SS-ES64-279.40GB>

         /scsi_vhci/disk@g5000c50043ffa61f

      5. c3t5000C5004700B33Fd0 <SEAGATE-ST3300657SS-ES64-279.40GB>

         /scsi_vhci/disk@g5000c5004700b33f

      6. c3t5000C500470098D7d0 <SEAGATE-ST3300657SS-ES64-279.40GB>

         /scsi_vhci/disk@g5000c500470098d7

Specify disk (enter its number): 4

selecting c3t5000C50043FFA61Fd0

[disk formatted]

/dev/dsk/c3t5000C50043FFA61Fd0s0 is part of active ZFS pool tank. Please see zpool(1M).

Reading the primary EFI GPT label failed.  Using backup label.

Use the 'backup' command to restore the primary label.

No Solaris fdisk partition found.

FORMAT MENU:

       disk       - select a disk

       type       - select (define) a disk type

       partition  - select (define) a partition table

       current    - describe the current disk

       format     - format and analyze the disk

       fdisk      - run the fdisk program

       repair     - repair a defective sector

       label      - write label to the disk

       analyze    - surface analysis

       defect     - defect list management

       backup     - search for backup labels

       verify     - read and display labels

       inquiry    - show vendor, product and revision

       volname    - set 8-character volume name

       !<cmd>     - execute <cmd>, then return

       quit

format> verify

Reading the primary EFI GPT label failed.  Using backup label.

Use the 'backup' command to restore the primary label.

Volume name = <        >

ascii name  = <SEAGATE-ST3300657SS-ES64-279.40GB>

bytes/sector    =  512

sectors = 585937499

accessible sectors = 585937466

Part      Tag    Flag     First Sector         Size         Last Sector

 0        usr    wm               256      279.39GB          585921082    

 1 unassigned    wm                 0           0               0    

 2 unassigned    wm                 0           0               0    

 3 unassigned    wm                 0           0               0    

 4 unassigned    wm                 0           0               0    

 5 unassigned    wm                 0           0               0    

 6 unassigned    wm                 0           0               0    

 8   reserved    wm         585921083        8.00MB          585937466    

format> backup

Restoring primary label.

Unable to get information for EFI partition 0.

Cannot label disk when partitions are in use as described.

Failed

format> type

AVAILABLE DRIVE TYPES:

       0. Auto configure

       1. other

Specify disk type (enter its number)[1]: 0

c3t5000C50043FFA61Fd0: configured with capacity of 279.40GB

<SEAGATE-ST3300657SS-ES64-279.40GB>

selecting c3t5000C50043FFA61Fd0

[disk formatted]

/dev/dsk/c3t5000C50043FFA61Fd0s0 is part of active ZFS pool tank. Please see zpool(1M).

format> verify

Volume name = <        >

ascii name  = <SEAGATE-ST3300657SS-ES64-279.40GB>

bytes/sector    =  512

sectors = 585937499

accessible sectors = 585937466

Part      Tag    Flag     First Sector         Size         Last Sector

 0        usr    wm               256      279.39GB          585921082    

 1 unassigned    wm                 0           0               0    

 2 unassigned    wm                 0           0               0    

 3 unassigned    wm                 0           0               0    

 4 unassigned    wm                 0           0               0    

 5 unassigned    wm                 0           0               0    

 6 unassigned    wm                 0           0               0    

 8   reserved    wm         585921083        8.00MB          585937466    

format> backup

Disk has a primary label, still continue? y

Restoring primary label.

Unable to get information for EFI partition 0.

Cannot label disk when partitions are in use as described.

Failed

步骤二、

format> fdisk

No fdisk table exists. The default partition for the disk is:

 a 100% "SOLARIS System" partition

Type "y" to accept the default partition,  otherwise type "n" to edit the

partition table.

y

format> verify

Reading the primary EFI GPT label failed.  Using backup label.

Use the 'backup' command to restore the primary label.

Volume name = <        >

ascii name  = <SEAGATE-ST3300657SS-ES64-279.40GB>

bytes/sector    =  512

sectors = 585937499

accessible sectors = 585937466

Part      Tag    Flag     First Sector         Size         Last Sector

 0        usr    wm               256      279.39GB          585921082    

 1 unassigned    wm                 0           0               0    

 2 unassigned    wm                 0           0               0    

 3 unassigned    wm                 0           0               0    

 4 unassigned    wm                 0           0               0    

 5 unassigned    wm                 0           0               0    

 6 unassigned    wm                 0           0               0    

 8   reserved    wm         585921083        8.00MB          585937466    

format> backup

Restoring primary label.

format> q