Re: Bad magic number and

[sham pavman <shampavman.cg@xxxxxxxxx>]

On Fri, Dec 28, 2012 at 11:44 AM, Prashant Shah <pshah.mumbai@xxxxxxxxx> wrote:

Hi,

On Fri, Dec 28, 2012 at 11:35 AM, sham pavman <shampavman.cg@xxxxxxxxx> wrote:
> Here is the output
>
> # dumpe2fs -h /dev/sdb
> dumpe2fs 1.42 (29-Nov-2011)
> dumpe2fs: Bad magic number in super-block while trying to open /dev/sdb
> Couldn't find valid filesystem superblock.

Try

$partprobe
$fdisk -l

No use..
# partprobe
root@Not-Specified:/home/z# fdisk -l

Disk /dev/sda: 60.0 GB, 60022480896 bytes
255 heads, 63 sectors/track, 7297 cylinders, total 117231408 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000539c8

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *        2048    78125055    39061504   83  Linux
/dev/sda2        78127102    82124799     1998849    5  Extended
/dev/sda5        78127104    82124799     1998848   82  Linux swap / Solaris

Disk /dev/sdb: 300.1 GB, 300101401088 bytes
255 heads, 63 sectors/track, 36485 cylinders, total 586135549 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000  <--------------------------------------- Does this look fishy?

Disk /dev/sdb doesn't contain a valid partition table
 

Regards

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