| From: | Michael Fuhr <mike(at)fuhr(dot)org> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Eugeny Balakhonov <c0ff75(at)mail(dot)ru>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Change query priority |
| Date: | 2004-10-10 16:42:14 |
| Message-ID: | 20041010164214.GA94296@winnie.fuhr.org |
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| Lists: | pgsql-general |
On Sun, Oct 10, 2004 at 12:29:32PM -0400, Tom Lane wrote:
> Michael Fuhr <mike(at)fuhr(dot)org> writes:
> > I don't know how effective this would be, but you could wrap the
> > system call setpriority() in a user-defined function if your
> > platform supports it.
>
> Every couple of months someone comes along and says "why don't you
> provide a way to renice a backend" ... but in point of fact it's
> somewhere between useless and counterproductive for most query loads.
I wondered if that might be the case; thanks for pointing out the
reasons, which I now recall having read about before. I withdraw
the suggestion.
--
Michael Fuhr
http://www.fuhr.org/~mfuhr/
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