* Corey Kovacs wrote:
> Also, you might consider using noop as an IO scheduler (or lack of
> one) since large SAN's (EVA8x00) handle command reordering at the
> controller level. This can make a difference and you can change it on
> the fly as well.
Is this suggested with EMC middle-class arrays like CX700 too?
I was unable to find documentation even on Powerlink.

> I also changed my nr_requests value to 256 up from 128 (512 was too
> much). These two things along with "group_by_prio" got me from 200MB's
> to > 500MB/s over 4G fibre
Is this suggested with old-style (1-2 GBps) SANs?

Thanks you
--
DV

_______________________________________________
rhelv5-list mailing list
[email protected]
https://www.redhat.com/mailman/listinfo/rhelv5-list

Reply via email to