| From: | "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> |
|---|---|
| To: | "Ryan Wexler" <ryan(at)iridiumsuite(dot)com>, "Jochen Erwied" <jochen(at)pgsql-performance(dot)erwied(dot)eu> |
| Cc: | <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: performance on new linux box |
| Date: | 2010-07-08 19:28:08 |
| Message-ID: | 4C35E0780200002500033278@gw.wicourts.gov |
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| Lists: | pgsql-performance |
Ryan Wexler <ryan(at)iridiumsuite(dot)com> wrote:
> I just verified with the hosting company that BBU is off on the
> raid controller. I am trying to find out my options, turn it on,
> different card, etc...
In the "etc." category, make sure that when you get it turned on,
the cache is configured for "write back" mode, not "write through"
mode. Ideally (if you can't afford to lose the data), it will be
configured to degrade to "write through" if the battery fails.
-Kevin
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