Re: MusicBrainz postgres performance issues - Mailing list pgsql-performance

From Andres Freund
Subject Re: MusicBrainz postgres performance issues
Date
Msg-id 20150315123219.GA19792@alap3.anarazel.de
Whole thread Raw
In response to Re: MusicBrainz postgres performance issues  (Robert Kaye <rob@musicbrainz.org>)
List pgsql-performance
On 2015-03-15 13:08:13 +0100, Robert Kaye wrote:
> > On Mar 15, 2015, at 12:41 PM, Andreas Kretschmer <akretschmer@spamfence.net> wrote:
> >
> > just a wild guess: raid-controller BBU faulty
>
> We don’t have a BBU in this server, but at least we have redundant power supplies.
>
> In any case, how would a fault batter possibly cause this?

Many controllers disable write-back caching when the battery is dead.

Greetings,

Andres Freund

--
 Andres Freund                       http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services


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