Re: [HACKERS] keeping track of connections - Mailing list pgsql-hackers

From dg@illustra.com (David Gould)
Subject Re: [HACKERS] keeping track of connections
Date
Msg-id 9806082222.AA11598@hawk.illustra.com
Whole thread Raw
In response to Re: [HACKERS] keeping track of connections  (Massimo Dal Zotto <dz@cs.unitn.it>)
List pgsql-hackers
> > On Thu, 4 Jun 1998, David Gould wrote:
> >
> > > Oh, ok. Some suggestions have been made the the postmaster would open a
> > > connection to it's own backend to do queries. I was responding to this.
> > > I agree that we should just store the information in shared memory.
> >
> >     How does one get a history for long term monitoring and statistics
> > by storing in shared memory?
> >
> > Marc G. Fournier
> > Systems Administrator @ hub.org
> > primary: scrappy@hub.org           secondary: scrappy@{freebsd|postgresql}.org
>
> Why not simply append history lines to a normal log file ? In this way you
> don't have the overhead for accessing tables and can do real-time processing
> of the data with a simple tail -f on the file.
> I use this trick to monitor the log file written by 30 backends and it works
> fine for me.
>
> --
> Massimo Dal Zotto

I was going to suggest this too, but didn't want to be too much of a
spoilsport.

-dg

David Gould            dg@illustra.com           510.628.3783 or 510.305.9468
Informix Software  (No, really)         300 Lakeside Drive  Oakland, CA 94612
"Don't worry about people stealing your ideas.  If your ideas are any
 good, you'll have to ram them down people's throats." -- Howard Aiken

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