Re: Raid Problem - Unknown File System Type

[William Colls <william.colls@rogers.com>]

[ .... ]
>
> OK. So that wasn't it.  GRUB is in the first sector, with a MBR partition table identifying a single 750G partition starting at sector 63.

The array was not bootable in its original configuration, so I am 
surprised that GRUB would be on the disk, but the single partition of 
750G is correct.

> So something else is wrong.  Maybe your kernel is different, and just doesn't have the module for the FS.  Or one of the BIOSes messes with the apparent disk capacity.  Or something else is interfering.
>
> Please show:
>
> cat /proc/filesystems >

nodev   sysfs
nodev   rootfs
nodev   bdev
nodev   proc
nodev   cgroup
nodev   cpuset
nodev   tmpfs
nodev   devtmpfs
nodev   debugfs
nodev   securityfs
odev   sockfs
nodev   pipefs
nodev   anon_inodefs
nodev   inotifyfs
nodev   devpts
         ext3
         ext2
         ext4
nodev   ramfs
nodev   hugetlbfs
nodev   ecryptfs
nodev   fuse
         fuseblk
nodev   fusectl
nodev   mqueue
         vfat
         iso9660

> cat /proc/partitions

major minor  #blocks  name

    8        0  312571224 sda
    8        1  306929664 sda1
    8        2          1 sda2
    8        5    5639168 sda5
    8       16  732574584 sdb
    8       32  732574584 sdc
    9        0  732574464 md0
  259        0  732572001 md0p1

> fdisk -l

Disk /dev/sda: 320.1 GB, 320072933376 bytes
255 heads, 63 sectors/track, 38913 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000b9f04

    Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1       38212   306929664   83  Linux
/dev/sda2           38212       38914     5639169    5  Extended
/dev/sda5           38212       38914     5639168   82  Linux swap / Solaris

Disk /dev/sdb: 750.2 GB, 750156374016 bytes
255 heads, 63 sectors/track, 91201 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000bb73e

    Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *           1       91201   732572001   83  Linux

Disk /dev/sdc: 750.2 GB, 750156374016 bytes
255 heads, 63 sectors/track, 91201 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000bb73e

    Device Boot      Start         End      Blocks   Id  System
/dev/sdc1   *           1       91201   732572001   83  Linux

Disk /dev/md0: 750.2 GB, 750156251136 bytes
255 heads, 63 sectors/track, 91201 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000bb73e

     Device Boot      Start         End      Blocks   Id  System
/dev/md0p1   *           1       91201   732572001   83  Linux

> lsdrv

**Warning** The following utility(ies) failed to execute:
   sginfo
   pvs
   lvs
Some information may be missing.

PCI [pata_atiixp] 00:14.1 IDE interface: ATI Technologies Inc SB600 IDE
  ├─scsi 0:0:0:0 ATA WDC WD3200AAJB-0
  │  └─sda: [8:0] Empty/Unknown 298.09g
  │     ├─sda1: [8:1] Empty/Unknown 292.71g
  │     │  └─Mounted as 
/dev/disk/by-uuid/0a85841d-6b71-43ba-8558-3f86dce72359 @ /
  │     ├─sda2: [8:2] Empty/Unknown 1.00k
  │     └─sda5: [8:5] Empty/Unknown 5.38g
  └─scsi 1:x:x:x [Empty]
PCI [ahci] 00:12.0 SATA controller: ATI Technologies Inc SB600 
Non-Raid-5 SATA
  ├─scsi 2:0:0:0 ATA WDC WD7500AAKS-0
  │  └─sdb: [8:16] Empty/Unknown 698.64g
  │     └─md0: [9:0] Empty/Unknown 698.64g
  │        └─md0p1: [259:0] Empty/Unknown 698.64g
  ├─scsi 3:0:0:0 ASUS DRW-24B1ST   a {B2D0CL124266}
  │  └─sr0: [11:0] Empty/Unknown 1.00g
  ├─scsi 4:0:0:0 ATA WDC WD7500AAKS-0
  │  └─sdc: [8:32] Empty/Unknown 698.64g
  └─scsi 5:x:x:x [Empty]
Other Block Devices
  ├─ram0: [1:0] Empty/Unknown 64.00m
  ├─ram1: [1:1] Empty/Unknown 64.00m
  ├─ram2: [1:2] Empty/Unknown 64.00m
  ├─ram3: [1:3] Empty/Unknown 64.00m
  ├─ram4: [1:4] Empty/Unknown 64.00m
  ├─ram5: [1:5] Empty/Unknown 64.00m
  ├─ram6: [1:6] Empty/Unknown 64.00m
  ├─ram7: [1:7] Empty/Unknown 64.00m
  ├─ram8: [1:8] Empty/Unknown 64.00m
  ├─ram9: [1:9] Empty/Unknown 64.00m
  ├─ram10: [1:10] Empty/Unknown 64.00m
  ├─ram11: [1:11] Empty/Unknown 64.00m
  ├─ram12: [1:12] Empty/Unknown 64.00m
  ├─ram13: [1:13] Empty/Unknown 64.00m
  ├─ram14: [1:14] Empty/Unknown 64.00m
  └─ram15: [1:15] Empty/Unknown 64.00m

> ... and repeat on the old system if at all possible.  Preferably with one of the disks plugged back into it.

The old system is not available
.
> a complete dmesg from the old system could also be useful.
>
> You can get lsdrv from: http://github.com/pturmel/lsdrv
>
> Phil
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-- 
I know you believe that you understand what you think I said, but I am 
not sure that you realize that what you heard was not what I ment.
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