Re: SIGUSR1 pingpong between master na autovacum launcher causes crash - Mailing list pgsql-hackers

From Zdenek Kotala
Subject Re: SIGUSR1 pingpong between master na autovacum launcher causes crash
Date
Msg-id 1250929830.1307.3.camel@localhost
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In response to Re: SIGUSR1 pingpong between master na autovacum launcher causes crash  (Alvaro Herrera <alvherre@commandprompt.com>)
List pgsql-hackers
Alvaro Herrera píše v pá 21. 08. 2009 v 17:48 -0400:
> Tom Lane wrote:
> 
> > I'd still like to have some fork-rate-limiting behavior in there
> > somewhere.  However, it might make sense for the avlauncher to do that
> > rather than the postmaster.  Does that idea seem more implementable?
> 
<snip>
> 
> Does it just need a longer delay?

I see two problem with delay. First is how big it should be? It depends
on machine speed and load. And second is that it can be interrupted by
signal.
Zdenek



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