Re: Raw devices (was Re: Berkeley DB license)
От | Matthias Urlichs |
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Тема | Re: Raw devices (was Re: Berkeley DB license) |
Дата | |
Msg-id | 20000520095738.F27730@noris.de обсуждение исходный текст |
Ответ на | Raw devices (was Re: Berkeley DB license) (Alex Pilosov <alex@pilosoft.com>) |
Ответы |
Re: Raw devices (was Re: Berkeley DB license)
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Список | pgsql-hackers |
Hi, Alex Pilosov: > The only (completely) real solution for this is to use raw devices, > uncached by the kernel, without any filesystem overhead... > ...and with no OS caching _at_all_. > Are there any plans to support that? > IMHO it's interesting to note that even Oracle, which used to be one of the "you gotta use a raw partition if you want any speed at all" guys, has moved into the "use a normal partition or a regular file unless you do things like sharing a RAID between two hosts" camp. Or so I've been told a year or so ago. -- Matthias Urlichs | noris network GmbH | smurf@noris.de | ICQ: 20193661 The quote was selected randomly. Really. | http://smurf.noris.de/ -- Lawsuit (noun) -- A machine which you go into as a pig and come out as a sausage. --Ambrose Bierce
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