Re: New postgres throughput.
От | Martijn van Oosterhout |
---|---|
Тема | Re: New postgres throughput. |
Дата | |
Msg-id | 20020425210928.A24529@svana.org обсуждение исходный текст |
Ответ на | New postgres throughput. (TPCCUVA <TPCCUVA@terra.es>) |
Список | pgsql-general |
On Thu, Apr 25, 2002 at 10:10:16AM +0100, TPCCUVA wrote: > I'm making a benchmark for to measure the throughput of a database > system. I'm using postgres 7.1.3 and SQL embedded in C . > > The program executes five transacctions with, SELECTs UPDATESs INSERTs, > DELETEs and FETCHs. > The workload consists in the intensive execution of this transacctions. > > The problem is that the more operations are executed, the more slower > truns postgres and the transacctions are slower. Well, when I run lots of queries, sometimes they take a few milliseconds longer. I think it has to do with my disk wearing out. Seriously, if you want a detailed explanation you're going to have tell us exactly what queries you are executing. I have a database up for 3 weeks and it's just as fast now as when I started it. What's intensive? 1 per second? Oh, you know about vacuum and vacuum analyse, right? -- Martijn van Oosterhout <kleptog@svana.org> http://svana.org/kleptog/ > Canada, Mexico, and Australia form the Axis of Nations That > Are Actually Quite Nice But Secretly Have Nasty Thoughts About America
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