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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Ken J. Wright <ken@ori-ind.com>
Cc: pgsql-interfaces@postgreSQL.org
Subject: Re: [INTERFACES] backend connection lost
Date: Fri, 16 Jul 1999 09:46:45 -0400
Message-ID: <9489.932132805@sss.pgh.pa.us> (raw)
In-Reply-To: <3.0.32.19990715134238.008395e0@ren.cncware.com>

"Ken J. Wright" <ken@ori-ind.com> writes:
> app is idle for a long period of time, the connection to the backend gets
> lost. Is there some kind of postmaster setting to keep alive? Other ideas?

There is not, but you could try patching the backend to set the
KEEPALIVE option on the TCP socket --- see StreamConnection() in
src/backend/libpq/pqcomm.c.

If that helps, I think it'd be reasonable to accept the patch as
an #ifdef'd chunk of code with a config.h variable to control it.
I'm a little hesitant to just drop it in unconditionally --- I don't
know whether KEEPALIVE is supported by all platforms...

			regards, tom lane



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