Re: ALTER SYSTEM for tcp_keepalives_idle doesn't show up with the SHOW command.

From: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
To: "Robertson, Alan L" <Alan(dot)Robertson(at)charter(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Postgres Bug <pgsql-bugs(at)postgresql(dot)org>
Subject: Re: ALTER SYSTEM for tcp_keepalives_idle doesn't show up with the SHOW command.
Date: 2017-12-23 04:04:27
Message-ID: CAA4eK1+s8+-8Y9y_xKTVE4hrBn=b5QZAb_fOvsR+9H6_HjkXjw@mail.gmail.com
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On Fri, Dec 22, 2017 at 11:16 PM, Robertson, Alan L
<Alan(dot)Robertson(at)charter(dot)com> wrote:
> Is this described in the documentation somewhere?
>

Yes. See the documentation of the parameter tcp_keepalives_idle [1].
It clearly documents the behavior, "In sessions connected via a
Unix-domain socket, this parameter is ignored and always reads as
zero".

https://www.postgresql.org/docs/devel/static/runtime-config-connection.html

--
With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

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