Re: EMC disk wipe all data

From: Holger.VanKoll@SWISSCOM.COM
Date: Wed Oct 30 2002 - 11:22:09 EST


i would

1) remove all filesystems
2) create a fs size of all disks
3) create a file dd </dev/zero >file bs=128k

that should remove all user data

after that
varyoffvg, exportvg

dd </dev/zero >hdisk# bs=128k # for all disks

with expensive means, some data will still be recreatable however

-----Original Message-----
From: Dave.Zarnoch@SUNGARD.COM [mailto:Dave.Zarnoch@SUNGARD.COM]
Sent: Wednesday, October 30, 2002 4:16 PM
To: aix-l@Princeton.EDU
Subject: EMC disk wipe all data

Folks,

I have an RS6000 connected to some EMC disk drives

The customer wants the system removed but wants all the data
on the EMC drives completely erased

I thought about removing the volume group but I don't know if this
completely wipes all the data

How can this be done?

Thanks!

Dave Zarnoch
UNIX Systems Engineer
SunGard eSourcing
600 Laurel Oak Rd.
Voorhees, NJ 08043
Dave.Zarnoch@sungard.com
(800)441-1181



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