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Re: TCP keepalive support for libpq

From: Peter Geoghegan <peter(dot)geoghegan86(at)gmail(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Cc: Tollef Fog Heen <tollef(dot)fog(dot)heen(at)collabora(dot)co(dot)uk>, Robert Haas <robertmhaas(at)gmail(dot)com>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>
Subject: Re: TCP keepalive support for libpq
Date: 2010-02-11 16:43:01
Message-ID: db471ace1002110843o2db8cc90md076b1fd79619d9c@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-hackers
Also, more importantly (from
http://www.slony.info/documentation/slonyadmin.html):

"A WAN outage (or flakiness of the WAN in general) can leave database
connections "zombied", and typical TCP/IP behaviour  will allow those
connections to persist, preventing a slon restart for around two
hours. "

Regards,
Peter Geoghegan

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