Try this: http://klicman.org/throttle/
Kiriakos
On Mar 19, 2012, at 12:06 AM, Aleksey Tsalolikhin wrote:
> Hi. When pg_dump runs, our application becomes inoperative (too
> slow). I was going to ask if nice'ing the postgres backend process
> that handles the COPY would help but I just realized probably the
> pg_dump takes out locks when it runs and nice'ing it would just make
> it run longer...
>
> However the man page says "pg_dump does not block other users
> accessing the database (readers or writers)." But if we run a
> pg_dump, the phone starts ringing, users are complaining that the web
> app is not working.
>
> Would appreciate some pointer to help me reconcile these two
> apparently contradictory facts.
>
> Best,
> -at
>
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