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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 (view raw or flat)
Thread:
Lists: pgsql-novice
> <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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