In article <6ou5m2$3ac_at_world6.bellatlantic.net>, "MMK Productions"
<nospammmkprod_at_bellatlantic.net> wrote:
>We had ENORMOUS problems with RAID on a new HP box running 10.2. We were
>never sure if it was the RAID hw or 10.2 or what. We ended up ripping out
>the RAID hw and running in non-RAID. W/o RAID our perf increase 400%. I am
>sure this is an extreme case, but it certainly made me wary of RAID on HP
>boxes.
>
>If you do not go RAID, I recommend you do the following:
>1) duplex your redo log files
>2) dupex your control files
>3) setup in arch mode
>4) do a cold backup at least once a month
>5) do a hot backup proportional to your ap trans level
>
>I have RAID on Oracle8 on NT and it seems fine. I am not anti-RAID, I just
>encountered a lot of problems with HP, 10.2 and RAID
RAID5 I assume - totally inappropriate for a write-intensive applications.
My experience is with Sun (and AIX in the past), not HP/UX, but the
principle remains. And... I don't care what the hardware vendor told you,
never, NEVER, *NEVER* put your online redo logs on RAID5!!!!
Received on Tue Jul 21 1998 - 22:58:50 CDT
