Re: [HACKERS] Streaming replication document improvements
Fujii Masao <masao.fujii@gmail.com>
From: Fujii Masao <masao.fujii@gmail.com>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>, pgsql-docs@postgresql.org
Date: 2010-04-01T02:14:50Z
Lists: pgsql-hackers
On Thu, Apr 1, 2010 at 11:00 AM, Robert Haas <robertmhaas@gmail.com> wrote: > On Wed, Mar 31, 2010 at 9:58 PM, Fujii Masao <masao.fujii@gmail.com> wrote: >> On Thu, Apr 1, 2010 at 10:52 AM, Robert Haas <robertmhaas@gmail.com> wrote: >>> On Wed, Mar 31, 2010 at 9:50 PM, Fujii Masao <masao.fujii@gmail.com> wrote: >>>>> That's an interesting point, do streaming replication connections >>>>> consume superuser_reserved_connections slots? >>>> >>>> Yes. Since SR connection is superuser connection, setting >>>> superuser_reserved_connections appropriately would be useful >>>> to prevent non-superuser connections from blocking the connection >>>> from the standby. >>> >>> I think this is wacky, especially since we'd someday like to have >>> replication be a separate privilege from superuser. I think we should >>> change this. >> >> You mean that we should change replication connection not to consume >> superuser_reserved_connections slots in 9.0? > > Yes. Preventing superuser connections from consuming superuser_reserved_connections slots seems strange for me. So I'm leaning toward just removing superuser privilege from replication connection again. Thought? Regards, -- Fujii Masao NIPPON TELEGRAPH AND TELEPHONE CORPORATION NTT Open Source Software Center