| From: | Yeb Havinga <yebhavinga(at)gmail(dot)com> |
|---|---|
| To: | Chris Hoover <revoohc(at)gmail(dot)com> |
| Cc: | PGSQL Performance <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Benchmarking a large server |
| Date: | 2011-05-10 06:58:21 |
| Message-ID: | 4DC8E20D.7090602@gmail.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-performance |
On 2011-05-09 22:32, Chris Hoover wrote:
>
> The issue we are running into is how do we benchmark this server,
> specifically, how do we get valid benchmarks for the Fusion IO card?
> Normally to eliminate the cache effect, you run iozone and other
> benchmark suites at 2x the ram. However, we can't do that due to 2TB
> > 1.3TB.
>
> So, does anyone have any suggestions/experiences in benchmarking
> storage when the storage is smaller then 2x memory?
Oracle's Orion test tool has a configurable cache size parameter - it's
a separate download and specifically written to benchmark database oltp
and olap like io patterns, see
http://www.oracle.com/technetwork/topics/index-089595.html
--
Yeb Havinga
http://www.mgrid.net/
Mastering Medical Data
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