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Re: TCP keepalive support for libpq

Peter Geoghegan <peter.geoghegan86@gmail.com>

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From: Peter Geoghegan <peter.geoghegan86@gmail.com>
To: pgsql-hackers@postgresql.org
Cc: Tollef Fog Heen <tollef.fog.heen@collabora.co.uk>, Robert Haas <robertmhaas@gmail.com>, Kevin Grittner <Kevin.Grittner@wicourts.gov>
Date: 2010-02-11T16:43:01Z
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