Rich,
BTW, are you RAID 0ing along with your RAID 1 or are you
relying on the SAN
cache for performance? Whole DB or just data?
We are pure RAID 1 for the whole DB (along with the Apps). It was a long
fight, but worth it,and I had a savvy SA on my side early on.
John
--
Please see the
Rich,
There are two big issues with backup of an OLTP VLDB such as an ERP
database: Backup window, and redo generation during hot backup mode. Disk
I/O and network degradation during backup are also issues, albeit to a
lesser extent. While RMAN would obviate the redo generation part, your
backup
Thanks John, but I already know the generic issues with Oracle DB backup on
SAN. That's why I was asking specifically about the FastT900.
After some research, I've found out that there is an option called
FlashCopy, which appears to be different than the third mirror approach,
but am having a