Re: WAS: PostgreSQL Replication Server? IS: Zend comparison

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От Gregory Wood
Тема Re: WAS: PostgreSQL Replication Server? IS: Zend comparison
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Msg-id 004b01c0f37f$d6e74210$7889ffcc@comstock.com
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Ответ на Re: WAS: PostgreSQL Replication Server? IS: Zend comparison chart  (The Hermit Hacker <scrappy@hub.org>)
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> > we did some testing where a client was seeing 4k+ TPS *shrug*
>
> So, is one select statement equal to one of these transactions? Seems to
me
> that talking about transactions per second is like talking about
instructions
> per second on a complex instruction-set CPU - depending what you use
> for an instruction, your answer could vary significantly.

Just reading this discussion it sounds to me like empty transactions (ie. a
bunch of BEGIN; COMMIT;). Which is a good measure of transaction overhead,
but not necessarily real world performance.

Greg


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