Re: Changing the default configuration (was Re: [pgsql-advocacy]
От | Kevin Brown |
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Тема | Re: Changing the default configuration (was Re: [pgsql-advocacy] |
Дата | |
Msg-id | 20030214032605.GA18932@filer обсуждение исходный текст |
Ответ на | Re: Changing the default configuration (was Re: [pgsql-advocacy] (Josh Berkus <josh@agliodbs.com>) |
Ответы |
Offering tuned config files
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Список | pgsql-hackers |
Josh Berkus wrote: > > > Uh ... do we have a basis for recommending any particular sets of > > > parameters for these different scenarios? This could be a good idea > > > in the abstract, but I'm not sure I know enough to fill in the details. > > Sure. > Mostly-Read database, few users, good hardware, complex queries: > = High shared buffers and sort mem, high geqo and join collapse thresholds, > moderate fsm settings, defaults for WAL. > Same as above with many users and simple queries (webserver) = > same as above, except lower sort mem and higher connection limit > High-Transaction Database = > Moderate shared buffers and sort mem, high FSM settings, increase WAL files > and buffers. > Workstation = > Moderate to low shared buffers and sort mem, moderate FSM, defaults for WAL, > etc. > Low-Impact server = current defaults, more or less. Okay, but there should probably be one more, called "Benchmark". The real problem is what values to use for it. :-) -- Kevin Brown kevin@sysexperts.com
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