DB on a ramdisk (was Re: Temporary, In-memory Postgres DB?)

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On 11/07/07 09:58, Tom Lane wrote:
> Ron Johnson <ron.l.johnson@cox.net> writes:
>> On 11/07/07 09:03, Gauthier, Dave wrote:
>>> Is there such a thing as a temporary, probably in-memory, version of a
>>> Postgres DB?
>
>> If you have enough RAM, and your database is small enough, the OS
>> will eventually cache the whole thing.
>
> Or put it on a ramdisk filesystem.

But doesn't that just add more overhead and reduce the amount of
memory that the OS can cache things in?


- --
Ron Johnson, Jr.
Jefferson LA  USA

Give a man a fish, and he eats for a day.
Hit him with a fish, and he goes away for good!

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