Re: [SLUG] data recovery from raid

2004-10-07 Thread Glen Lewis
On Fri, Oct 08, 2004 at 11:11:57AM +1000, Anth Courtney wrote:
 Howzit,
 
 One of our raid arrays kicked the bucket over night - 6 drives in a
 raid 0+1 array, 2 of which have bitten the dust.
 
 Can anyone recommend a data recovery company anywhere in Australia who
 may be able (somehow) to take the disks, work some magic, and recover
 data from the array?
 
 Thanks in advance.
 

We have used http://www.doctordisk.com.au/recovery.htm before at iiNet
for our data recovery when this sort of thing has happened.  Its been a
few years now (we can afford backup systems :-), but I haven't heard
anything adverse about their service.

Glen
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RE: [SLUG] data recovery from raid

2004-10-07 Thread Rowling, Jill
And your tape backups are ...? (silly question)

If you don't want to pay for the expensive recovery work (yes there is a mob
in Melbourne that specialises in data recovery -- someone on this list
previously said something about $1000 to $5000 per drive), then the next
best option is to recover everyone's work from the junk they keep on their
own PC hard drives, and all the printouts they like to keep.
BTW I think they will need the whole array, not just the two faulty drives,
as the 0+1 data is spread with little pairs all over the whole array.

After you recover your data, go look at some offsite storage. If it's for
business, try http://www.tape.com.au/ and read over
http://www.tape.com.au/tms/industry.htm

If it's for home, you still need to devise a system to ensure that if your
equipment is broken, lost, catches fire or is stolen you can still rebuild
it from scratch and load your data back on.

Regards,

Jill. 

-Original Message-
From: Anth Courtney [mailto:[EMAIL PROTECTED] 
Sent: Friday, 8 October 2004 11:12 AM
To: [EMAIL PROTECTED]
Subject: [SLUG] data recovery from raid


Howzit,

One of our raid arrays kicked the bucket over night - 6 drives in a raid 0+1
array, 2 of which have bitten the dust.

Can anyone recommend a data recovery company anywhere in Australia who may
be able (somehow) to take the disks, work some magic, and recover data from
the array?

Thanks in advance.

cheers,
Anth
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Re: [SLUG] data recovery from raid

2004-10-07 Thread Ben Donohue
Anth Courtney wrote:
Howzit,
One of our raid arrays kicked the bucket over night - 6 drives in a
raid 0+1 array, 2 of which have bitten the dust.
Can anyone recommend a data recovery company anywhere in Australia who
may be able (somehow) to take the disks, work some magic, and recover
data from the array?
Thanks in advance.
cheers,
Anth
 

very unusual for two drives to go at the same time.
have you gone into the raid card bios at startup and tried to switch the 
drives from offline to on again.
you can with some cards software and you may get one of them up again.
might work in a desperate situation and allow data to be pulled off.
Ben

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Re: [SLUG] data recovery from raid

2004-10-07 Thread Anth Courtney
Hey Ben,

 very unusual for two drives to go at the same time.
 have you gone into the raid card bios at startup and tried to switch the
 drives from offline to on again.
 you can with some cards software and you may get one of them up again.
 might work in a desperate situation and allow data to be pulled off.

Yup, we tried this, and while it came online and the array could be
mounted, ls'd, etc, attempts to copy data off resulted in io errors.

cheers,
Anth
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Re: [SLUG] data recovery from raid

2004-10-07 Thread O Plameras
Anth Courtney wrote:
Yup, we tried this, and while it came online and the array could be
mounted, ls'd, etc, attempts to copy data off resulted in io errors.
 

What is your disk controller ?
Rather than your disk drive, can you try and replace your disk controller ?
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Re: [SLUG] data recovery from raid

2004-10-07 Thread Anth Courtney
On Fri, 8 Oct 2004 11:29:34 +1000, Rowling, Jill [EMAIL PROTECTED] wrote:
 And your tape backups are ...? (silly question)

Yup, especially silly q as I wasn't asking for a lecture on tape
backups, but for data recovery company recommendations. I'm aware of
the need for tape backups - in this case I'm just picking up the
pieces.

For reference (and possible help to someone else), we've gone with
Forensic Data who get good reviews and who also are based in Sydney
which is convenient for us - most companies seem to be Melb or Bris
based.

 I'll update the list with the succes/failure of the operation for
further reference.

Thanks to everyone who emailed on-list and off-list with a recommendation.

cheers,
Anth
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