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

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Magnus Hagander <magnus@hagander.net>
Cc: Simon Riggs <simon@2ndquadrant.com>, Robert Haas <robertmhaas@gmail.com>, Alvaro Herrera <alvherre@commandprompt.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2012-04-27T18:56:10Z
Lists: pgsql-hackers
Magnus Hagander <magnus@hagander.net> writes:
> On Fri, Apr 27, 2012 at 20:48, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> I'm not necessarily opposed to commandeering the name "smart" for the
>> new behavior, so that what we have to find a name for is the old "smart"
>> behavior.  How about
>> 
>>        slow    - allow existing sessions to finish (old "smart")

> How about "wait" instead of "slow"?

I kinda liked "slow" vs "fast", but if you think that's too cute ...
("wait" doesn't seem very good, though, since all these except immediate
are waiting, just for different things.)

>>        smart   - allow existing transactions to finish (new)

> and still default, right?

Right.

>>        fast    - kill active queries
>>        immediate - unclean shutdown

			regards, tom lane