On 9/17/07, David Jordan <[EMAIL PROTECTED]> wrote:
> I have a client who is implementing snapshot backup method onto all of their
> windows 2003 servers.  I suspect Universe 10.1 is not VSS (Microsoft volume
> shadow copy service) aware.
>
> Does anyone have thoughts and suggestions the best steps the client could
> use with doing incremental live snapshots of the U2 database on Windows 2003
> throughout the day using Microsoft Volume Shadow copy services.

Honestly, I'm not that familiar with Win2k3's Volume Shadow Copy
services, but the best approach to backing up any U2 database, I've
been told & recommended by the IBM U2 support team, is to perform the
following. They always suggest to never run OS-level command on a live
database to avoid file corruption. The below assumes a RAID-1 disk
configuration as a minimum. Steps 1-3 are relatively brief.

1) $UDTBIN/dbpause
2) Break the RAID-1 mirror
3) $UDTBIN/dbresume
3) Backup the offline mirror disk using any backup software either to
disk or tape; do NOT touch the live main disk files! Also, backup any
RFS logs...particularly, the offloaded archive LSN log files &
before/after image logs.
4) Once backup is finished, run a post backup script to resync &
re-enable the mirror.

HTH,
Andy
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