Anand Rao wrote:
> Sure, i agree it is too general and that it could not even be an IO
> problem.
>
> my suggestion was to go raw for redologs since its good for redo write
> performance. Now, Direct IO is another beast. i do have my
> reservations about it but hey, its a free world.
>
> if Remigiusz can tell us that raw volumes for redologs aren't worth it
> since he tried it, then we have definitive proof.
>
> without knowing the disk array details, i really can't comment. i
> don't even know what application he has, what's the IO rate/pattern,
> especially redo rate.
>
>
thanks for advice.
In general we moved from raw devices to file system files due to easier
management and probably wouldn't resign of it
--
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Remigiusz Sokolowski <rems_at_wp-sa.pl>
WP/PTI/DIP/ZAB (+04858) 52 15 770
MySQL v. 4.x
Oracle v. 10.x
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--
http://www.freelists.org/webpage/oracle-l
Received on Mon Feb 26 2007 - 02:32:40 CST
