Re: Recover SCSI disks

[Robin Bowes <robin-lists@robinbowes.com>]

Douglas Gilbert said the following on 21/10/2005 02:11:
> Robin,
> You may like to fetch sg3_utils and try sg_format thus:
>    sg_format /dev/sda
> assuming a disk you have fetched from the array is placed
> at /dev/sda .

Douglas,

THanks for the tip, I'll give it a go.

> If that fails, the disk is probably dead. Otherwise it
> should tell you several things (and doesn't change
> anything). Often drives in RAIDs are formatted
> to a sector size slightly greater than 512 bytes. To
> re-use the disk (freestanding) in linux you will need to
> format it back 512 bytes thus:
>    sg_format --format --size=512 /dev/sda
> 
> A format may not be needed. In any case, the next step
> would usually be to partition the disk (e.g. with fdisk)
> then make a file system on one or more of its partitions
> (e.g. with mkfs.ext3 ). The disk (or at least its partition)
> should then be ready to mount and use.

Thanks again,

R.
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