| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Francisco Olarte <folarte(at)peoplecall(dot)com> |
| Cc: | hubert depesz lubaczewski <depesz(at)depesz(dot)com>, huang <foggyglass(at)163(dot)com>, "pgsql-bugs(at)postgresql(dot)org" <pgsql-bugs(at)postgresql(dot)org> |
| Subject: | Re: vacuumdb parallel has a deadlock detected in 9.5.4 |
| Date: | 2016-09-29 17:10:57 |
| Message-ID: | 20160929171057.GA426369@alvherre.pgsql |
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| Thread: | |
| Lists: | pgsql-bugs |
Francisco Olarte wrote:
> I would propose another behaviour, which I think can solve the problem
> without introducing more complex code. Put a couple of flags to vacuum
> only catalog tables / non catalog tables ( I believe this can be
> served by include/exclude schemas too, which will be even more useful
> for other things ). This way one can do a full paralell vacuum of
> non-catalog objects followed by a serial one on catalog objects (
> which should not be too slow on 'normal' databases )
OK, that sounds easier to implement. Are you going to submit a patch?
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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