Re: dbwr and lgwr don't shutdown

workaround is to set dbwr_io_slaves, btw.

On Mon, 04 Apr 2005 22:05:01 GMT, netcomradeNSPAM_at_bookexchange.net (NetComrade) wrote:

>On Thu, 31 Mar 2005 18:10:22 GMT, netcomradeNSPAM_at_bookexchange.net
>(NetComrade) wrote:
>
>>This is a weird issue.
>>
>>We have a machine (v880/solaris8/latest recommended patch cluster),
>>where a particular Standard Edition 9.2.0.5 database shuts down
>>'cleanly' yet leaves two processes behind, which we cannot kill unless
>>reboot. The same database (storage attached to multiple machines) on a
>>solaris7/e4500 machine comes up/shuts down fine. (i tiried to shutdown
>>the rest with aborts, as you can see from the logs, didn't help)
>>
>>Any idea?
>>here's a log from shutdown on v880
>
>The issue has been narrowed down to DISK_ASYNCH_IO=true
>When set to false, it works, however, disk performance degrades 4-5X
>It has been further narrowed down to QIO feature of Veritas.
>When QIO is turned off, shutdown also works, but performance still
>degrades 4-5x.
>
>Veritas analyzed savecores and suggested to upgrade to supported
>version (3.5+) and see what happens..
>
>We can live with performance degration for now, since this is an OLTP
>db (99%+ memory reads)
>
>We'll look for proper upgrade paths...
>
>.......
>We use Oracle 8.1.7.4 and 9.2.0.5 on Solaris 2.7 boxes
>remove NSPAM to email

.......
We use Oracle 8.1.7.4 and 9.2.0.5 on Solaris 2.7 boxes remove NSPAM to email Received on Wed Apr 06 2005 - 10:46:59 CDT