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On 3/5/07, Guido Neitzer <lists@xxxxxxxxxxx> wrote:
On 01.03.2007, at 13:40, Alex Deucher wrote: > I read several places that the SAN might be to blame, but > testing with bonnie and dd indicates that the SAN is actually almost > twice as fast as the scsi discs in the old sun server. I've tried > adjusting just about every option in the postgres config file, but > performance remains the same. Any ideas? As mentioned last week: Did you actually try to use the local drives for speed testing? It might be that the SAN introduces latency especially for random access you don't see on local drives.
Yes, I started setting that up this afternoon. I'm going to test that tomorrow and post the results. Alex
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