Take a look at session level stats for redo writes -
if nothing sticks out (ie they are all high) then
maybe look at tablespaces in backup mode
hth
connor
- Rajesh Dayal <Rajesh_at_ohitelecom.com> wrote: > H
All,
>
> I am facing a very typical problem. One of my
> client's database
> has suddenly started archiving
> like mad. There is no change ( claimed by users)
> made to the database. I
> checked Alert log, but could
> not find anything.
> Many times it generates up to 50 Mb of Archives per
> minute(
> Earlier max upto 2-3 Mb/Min). I
> did shutdown immediate, which took around 15 min (
> acceptable), but
> immediately after next startup
> (with no user logged on), in next 3 minutes, it
> generated 100 Mb of
> Archives ( how'z that possible) ???????
> How can I find out what is the thing that's causing
> such a
> massive load on database. There is no
> hotbackup going on. There is no Oracle scheduled job
> running. On OS side
> also there is no scheduled job in
> cron. Please suggest how to get down to the problem.
> How can I find out
> which session/user is generating
> so much of Redo? What possible preventive measures
> can I take???
>
> We are on Oracle 8.1.6.0.0 on TRU64 Unix.
>
> Appreciate your suggestions and immediate help,
>
> Rajesh
> --
> Please see the official ORACLE-L FAQ:
> http://www.orafaq.com
> --
> Author: Rajesh Dayal
> INET: Rajesh_at_ohitelecom.com
>
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Received on Sun Nov 04 2001 - 17:44:31 CST
