Re: Function to kill backend - Mailing list pgsql-hackers

From Rod Taylor
Subject Re: Function to kill backend
Date
Msg-id 1081281589.56361.602.camel@jester
Whole thread Raw
In response to Re: Function to kill backend  (Josh Berkus <josh@agliodbs.com>)
List pgsql-hackers
On Tue, 2004-04-06 at 15:10, Josh Berkus wrote:
> Bruce,
> 
> > OK, you have a runaway report. You want to stop it.  Query cancel is
> > only going to stop the current query, and once you do that the next
> > query is fed in so there is no way to actually stop the report,
> > especially if the report is not being run from the same machine as the
> > server (you can't kill the report process).  How do you stop it without
> > SIGTERM?  You don't want to shut down the postmaster.
> 
> Hmmm ... but, at least in the case of my apps, killing the PG connection 
> wouldn't fix things.   Most apps I work on are designed to detect connection 
> failure and reconnect.   I suspect that most platforms that use connection 
> pooling are the same.  So your case would only work if you actually blocked 
> all connections from that host -- not a capability we'd discussed.

That would be a likely second step (go into pg_hba to block). But you
still have to get rid of the idlers at some point.



pgsql-hackers by date:

Previous
From: Rod Taylor
Date:
Subject: Re: Function to kill backend
Next
From: Bruce Momjian
Date:
Subject: Re: Function to kill backend