Re: increasing shared buffers: how much should be removed
От | Joshua D. Drake |
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Тема | Re: increasing shared buffers: how much should be removed |
Дата | |
Msg-id | 44F8CF32.9040606@commandprompt.com обсуждение исходный текст |
Ответ на | Re: increasing shared buffers: how much should be removed from OS filesystem cache? (Dave Cramer <pg@fastcrypt.com>) |
Ответы |
Re: increasing shared buffers: how much should be removed
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Список | pgsql-performance |
>> >> I think 'shared buffers' is one of the most overrated settings from a >> performance standpoint. however you must ensure there is enough for >> things the server does besides caching. It used to be a bigger deal >> than it is in modern versionf of postgresql modern operating systems. Previous to 8.1 I would agree with you, but as of 8.1 it is probably the most underrated. Joshua D. Drake >> >> merlin >> > So if shared buffers is the most overrated, what do you consider the > proper way of tuning ? >> ---------------------------(end of broadcast)--------------------------- >> TIP 9: In versions below 8.0, the planner will ignore your desire to >> choose an index scan if your joining column's datatypes do not >> match >> > > > ---------------------------(end of broadcast)--------------------------- > TIP 1: if posting/reading through Usenet, please send an appropriate > subscribe-nomail command to majordomo@postgresql.org so that your > message can get through to the mailing list cleanly > -- === The PostgreSQL Company: Command Prompt, Inc. === Sales/Support: +1.503.667.4564 || 24x7/Emergency: +1.800.492.2240 Providing the most comprehensive PostgreSQL solutions since 1997 http://www.commandprompt.com/
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