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From: Aaron Longfield <aaron@wire-head.org>
To: linux-raid@vger.kernel.org
Subject: Mounting Promise RAID0 w/ Linux software RAID
Date: Thu, 01 Jul 2004 08:39:50 -0400	[thread overview]
Message-ID: <40E40616.8000004@wire-head.org> (raw)

Hi,

I am trying to recover data from a stripe set (RAID0) that was written 
using the sort-RAID functions of a Promise UDMA-133 Fasttrak controller. 
    The mainboard with that controller has died, and I don't have 
another one around to try to run the discs on!

I've been able to start and mount the array, but I think I'm only 
getting the first stripe or something that's on the first disc.

I know the stripe size had been 64kb and there were two discs in the 
array.  The first disc has a proper partition table, but it's for the 
full array, as would be on a Linux md device.  I'm having trouble 
figuring how I would even try to specify this...

Does anyone happen to have any suggestions on this one?  I don't want to 
have the scrap the data, or buy another piece of hardware with one of 
those controllers on it!

Here's the partition tables:

	Disk /dev/hdl: 122.9 GB, 122942324736 bytes
	255 heads, 63 sectors/track, 14946 cylinders
	Units = cylinders of 16065 * 512 = 8225280 bytes

	   Device Boot    Start       End    Blocks   Id  System
	/dev/hdl1   *         1     29893 240115491    7  HPFS/NTFS

	Disk /dev/hdj: 122.9 GB, 122942324736 bytes
	16 heads, 63 sectors/track, 238216 cylinders
	Units = cylinders of 1008 * 512 = 516096 bytes

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

And here's the raidtab:

raiddev /dev/md2
         raid-level              0
         nr-raid-disks           2
         persistent-superblock   0
         chunk-size              64

         device                  /dev/hdl1
         raid-disk               0
         device                  /dev/hdj
         raid-disk               1

             reply	other threads:[~2004-07-01 12:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-07-01 12:39 Aaron Longfield [this message]
2004-07-01 16:01 ` Partitioning on RAID (Ref: Mounting Promise RAID0 w/ Linux software RAID) Aaron Longfield
2004-07-01 16:40   ` Ricky Beam
2004-07-02  8:04     ` RESOLVED " Aaron Longfield

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