Re: smart shutdown at end of transaction (was: Default mode for shutdown)

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: pgsql-hackers(at)postgresql(dot)org, Robert Haas <robertmhaas(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Magnus Hagander <magnus(at)hagander(dot)net>
Subject: Re: smart shutdown at end of transaction (was: Default mode for shutdown)
Date: 2012-04-27 20:17:59
Message-ID: 1335557879.29985.3.camel@vanquo.pezone.net
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On fre, 2012-04-27 at 20:39 +0200, Andres Freund wrote:
> I think the current smart mode is rather useful. There is quite some
> stuff that you cannot do inside a transaction - or it doesn't make
> sense - which still needs to shutdown gracefully. E.g. transaction
> managers.

Could you elaborate on that? What would happen to the transaction
manager if you terminate any idle, not-in-a-transaction database backend
sessions it has established?

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