Re: Multiple Postmasters (Linux)

From: <operationsengineer1(at)yahoo(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: "pgsql-novice(at)postgresql(dot)org" <pgsql-novice(at)postgresql(dot)org>
Subject: Re: Multiple Postmasters (Linux)
Date: 2006-04-29 23:58:32
Message-ID: 20060429235832.87576.qmail@web33311.mail.mud.yahoo.com
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> <operationsengineer1(at)yahoo(dot)com> writes:
> > hi all, i'm looking at ksysguard and i notice that
> 4
> > instances of postmaster are up and running.
>
> > is this normal?
>
> It's normal to have one postmaster process with
> three (or more) children, eg
>
> tgl 603 0.0 0.3 39924 3576 ? S
> Apr26 0:00 postmaster -i -F
> tgl 607 0.0 2.5 40060 26012 ? S
> Apr26 0:07 postgres: writer process
> tgl 608 0.0 0.0 11936 708 ? S
> Apr26 0:00 postgres: stats buffer process
> tgl 609 0.0 0.0 11172 916 ? S
> Apr26 0:00 postgres: stats collector process
>
> If you're using a process-viewing tool that calls
> them all "postmaster",
> get a better tool. Even plain old "ps" can do
> better than that.
> (The above is "ps auxww" output.)

writer, buffer and collector - it says is in the
command field. thanks, Tom.

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