Hi Tom, Thank you for some clue in this. So, I assume changing log_destination (from syslog to stderr) was a way around it to override log_min_messages when the -d option is specified?
I am checking with the vender, SIOS, on what scenarios LifeKeeper would start up PostgreSQL with the -d5 option. Best regards, -Kong > From: t...@sss.pgh.pa.us > To: kong_mansatian...@hotmail.com > CC: pgsql-admin@postgresql.org > Subject: Re: [ADMIN] log_min_messages=debug5, despite an explicit setting to > warning on postgresql.conf > Date: Sun, 23 Dec 2012 12:21:12 -0500 > > Kong Man <kong_mansatian...@hotmail.com> writes: > > We ran into a production issue during our maintenance window when I > > switched over LifeKeeper/PostgreSQL nodes from one to another. We noticed > > that the database was 1000 times slower than it usually is, then realized > > that the log_min_messages setting was set to 'debug5' for no reason. > > How was the postmaster started? From memory, "-d5" on its command line > would do that, and would not have been overridable from postgresql.conf. > > regards, tom lane