On Monday, September 05, 2011 14:57:43 Richard Shaw wrote:
> Autovacuum has been disabled and set to run manually via cron during a quiet
> period and fsync has recently been turned off to gauge any real world
> performance increase, there is battery backup on the raid card providing
> some level of resilience.
That doesn't help you against a failure due to fsync() off as the BBU can only
protect data that actually has been written to disk. Without fsync=on no
guarantee about that exists.
Andres