On 2014-04-28 09:54:49 -0400, Tom Lane wrote:
> Abhijit Menon-Sen <a...@2ndquadrant.com> writes:
> > In the past, we've had situations where "everything is hung" turned out
> > to be because of a script that ran manual VACUUM that was holding some
> > lock. It's admittedly not a huge problem, but it might be useful if a
> > manual VACUUM could be cancelled the way autovacuum can be.
> I think the real answer to that is "stop using manual VACUUM".
E.g. manually scheduling the full table vacuums to happen during low
activity periods is a very good idea on busy servers.
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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