Re: question about veritas quick i/o

Limin Guo wrote:
>
> Hello,
>
> I have some questions about veritas quick i/o with Oracle database.
>
> 1) I heard that autoextend in Oracle could cause the datafile corruption
> if veritas quick I/O is used. Is this still an issue with newest release
> of Oracle and Veritas database edition?
>
>
> 2) what type of Oracle datafiles are not good to use quick I/O?
> (someone said that it is not good to use quick I/O for temporary
> tablespace), why?
>
> Any inputs would be highly appreciated.
>
> Limin.

1. If you need the performance gains that Quick I/O gives, then your database is important enough to have good management - not arbtirary use of autoextend.
2. I can't think of any datafile that (in most instances) does not benefit from raw (which quick i/o simulates)

hth
connor

-- 
===========================================
Connor McDonald
http://www.oracledba.co.uk (mirrored at
http://www.oradba.freeserve.co.uk)

"Some days you're the pigeon, some days you're the statue"