Re: Buglist

Well, if they are locked waiting on vacuum, then vacuum should upgrade
it's priority to the highest waiting process (priority inheritance).
This way, vacuum will be running at a priority level equivalent to who is
waiting on it.

Regards,
Ed

On Thu, 21 Aug 2003, Andrew Sullivan wrote:

> On Wed, Aug 20, 2003 at 11:41:41PM +0200, Karsten Hilbert wrote:
> > You mean, like, "nice 19" or so ?
>
> ISTR someone reporting problems with locking on the performance list
> from doing exactly that.  The problem is that the vacuum back end
> might take a lock and then not get any processor time -- in which
> case everybody else gets their processor slice but can't do anything,
> because they have to wait until the niced vacuum process gets back in
> line.
>
> A
>
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