[olug] IO Performance
topher-olug at zyp.org
Fri Sep 16 15:25:12 UTC 2011
On Thu, Sep 15, 2011 at 9:52 AM, jay swackhamer <reboottheuser at gmail.com> wrote:
> It appears that a code-level on the IBM XIV disk array that relates to
> replication has more to do with IO performance than Linux Tuning.
> Now we are running batch schedules through Oracle faster than previously, so
> there was some benefit, and now I can tweak/tune these some more,
> to get to the best numbers for the workload.
At a previous job, we had some very positive results with Oracle when
we switched to the deadline IO scheduler. That was a few years ago,
so I don't remember much in the way of specifics or numbers, but it
was enough of an improvement that we made the change on all of our
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