Re: resource management, letting user A use no more than X resource (time, CPU, memory...)

From: "A(dot) Kretschmer" <andreas(dot)kretschmer(at)schollglas(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: resource management, letting user A use no more than X resource (time, CPU, memory...)
Date: 2010-07-16 11:36:21
Message-ID: 20100716113621.GA16949@a-kretschmer.de
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In response to Ivan Sergio Borgonovo :
> If I'd like to learn how to manage resources in postgres and grant
> different users different time slot/memory/CPU?
>
> eg. I'd like to grant to user A to execute queries that last less
> than 1min or that occupy no more than X Mb... etc...

Isn't (real) possible. Okay, you can do something like:

alter user foo set work_mem to '1MB';

but i think, that's not a usefull option, because with this setting you
have other side effects (for instance, sort-operations on disk instead
of in-memory -> more I/O and more LOAD for the whole machine).

Regards, Andreas
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Andreas Kretschmer
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