Re: Utility to inspect RAW disk
Posted in 2012
Topics: Storage & Space Management, Logging & Checkpoints, Platform-Specific Issues
Having a deeper thought on this: if they re-defined your luns on the san, and wwn numbers changed (i am just guessing here, as you just loose luns located on a san when everyday ops are done there), you have very low chances of actually getting your data back.
It is worth trying Art's suggestion but i guess you don't have your partnum & dbspace names written anywhere to recognize them.
Do you still have your logical logs backed-up for a point-in-time restore, or traces to replay your 1 hour transactions? I guess it's all up to how much time you got to take action to recover...
Best regards,
Gabriel
Sent from my HTC phone
----- Reply message -----
From: "Gabriel MOSCALU" <gabriel.moscalu@eservglobal.com>
To: "ramwater@uk2.net" <ramwater@uk2.net>, "informix-list@iiug.org" <informix-list@iiug.org>
Subject: Utility to inspect RAW disk
Date: Wed, Feb 8, 2012 10:05 pm
Hi,
There's no tool in solaris afaik. IDS uses it's own formatting for raw devices.
You might try with oncheck and see if that works... Eitherway , when i did this before, i ended up restoring a L0 backup.
Best regards,
Gabriel
Sent from my HTC phone
----- Reply message -----
From: "Cats" <ramwater@uk2.net>
To: "informix-list@iiug.org" <informix-list@iiug.org>
Subject: Utility to inspect RAW disk
Date: Wed, Feb 8, 2012 9:45 pm
Is there a utility in either Informix or Solaris that will let me
inspect RAW disk, when Informix isn't running? And will I see the
name of the dbspace that Informix knew that bit of RAW by somewhere
near the start?
The customer decided to do something to their SAN without consulting
and are now facing either sorting out which bit of disk is which, or
restoring from a level 0 which is missing the last hour or more of
work.
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They managed to guess lucky about which bit of disk was which bit of dbspace. Visiting this morning for some debriefing.