Re: ok you all win what is best opteron (I dont want a hosed system - Mailing list pgsql-performance

From Greg Stark
Subject Re: ok you all win what is best opteron (I dont want a hosed system
Date
Msg-id 871x8846z9.fsf@stark.xeocode.com
Whole thread Raw
In response to Re: ok you all win what is best opteron (I dont want a hosed system  (William Yu <wyu@talisys.com>)
Responses Re: ok you all win what is best opteron (I dont want a  (William Yu <wyu@talisys.com>)
List pgsql-performance
William Yu <wyu@talisys.com> writes:

> It turns out the latency in a 2xDC setup is just so much lower and most apps
> like lower latency than higher bandwidth.

You haven't tested anything about "most apps". You tested what the SpecFoo
apps prefer. If you're curious about which Postgres prefers you'll have to
test with Postgres.

I'm not sure whether it will change the conclusion but I expect Postgres will
like bandwidth better than random benchmarks do.


--
greg

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