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From: Tom Lane <[email protected]>
To: Robert Haas <[email protected]>
Cc: Fujii Masao <[email protected]>
Cc: Josh Berkus <[email protected]>
Cc: Kevin Grittner <[email protected]>
Cc: Heikki Linnakangas <[email protected]>
Cc: [email protected]
Cc: PostgreSQL-development <[email protected]>
Subject: Re: [HACKERS] Streaming replication document improvements
Date: Tue, 20 Apr 2010 10:08:37 -0400
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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Robert Haas <[email protected]> writes:
> On Tue, Apr 20, 2010 at 9:47 AM, Fujii Masao <[email protected]> wrote:
>> 3. Your proposal
>> � �Treat superuser replication connection like non-superuser one

> Well, only for this one very specific purpose.  I would adjust the
> docs like this:

> Determines the number of connection "slots" that are reserved for
> connections by PostgreSQL  superusers. At most max_connections
> connections can ever be active simultaneously. Whenever the number of
> active concurrent connections is at least max_connections minus
> superuser_reserved_connections, new connections will be accepted only
> for superusers, and no new replication connections will be accepted.

> I think that's pretty simple and clear.

+1.  I'm not sure about the consequences of converting walsender to
non-superuser across the board, and would prefer not to experiment
with it at this stage of the release cycle.

			regards, tom lane

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