| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | Joachim Wieland <joe(at)mcknight(dot)de> |
| Cc: | Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Jeff Davis <pgsql(at)j-davis(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Greg Smith <greg(at)2ndquadrant(dot)com>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, "Florian G(dot) Pflug" <fgp(at)phlo(dot)org>, Josh Berkus <josh(at)agliodbs(dot)com>, pgsql-hackers(at)postgresql(dot)org, Arnaud Betremieux <arnaud(dot)betremieux(at)keyconsulting(dot)fr> |
| Subject: | Re: Listen / Notify - what to do when the queue is full |
| Date: | 2010-02-14 17:41:39 |
| Message-ID: | 1266169299.7341.9440.camel@ebony |
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| Lists: | pgsql-hackers |
On Sun, 2010-02-14 at 17:22 +0100, Joachim Wieland wrote:
> > * There is no mention of what to do with pg_notify at checkpoint.
> Look
> > at how pg_subtrans handles this. Should pg_notify do the same?
>
> Actually we don't care... We even hope that the pg_notify pages are
> not flushed at all. Notifications don't survive a server restart
> anyway and upon restart we just delete whatever is in the directory.
Suspected that was true, just checking it was commented somewhere.
--
Simon Riggs www.2ndQuadrant.com
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