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Re: stats_block_level

From: "Simon Riggs" <simon(at)2ndquadrant(dot)com>
To: "Dave Page" <dpage(at)postgresql(dot)org>
Cc: "Alvaro Herrera" <alvherre(at)commandprompt(dot)com>,"Peter Eisentraut" <peter_e(at)gmx(dot)net>,<pgsql-hackers(at)postgresql(dot)org>,"Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Subject: Re: stats_block_level
Date: 2007-07-27 15:49:05
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
On Fri, 2007-07-27 at 10:15 +0100, Dave Page wrote:
> Simon Riggs wrote:
> > On Fri, 2007-07-27 at 04:29 -0400, Alvaro Herrera wrote:
> >> Peter Eisentraut wrote:
> >>> Tom Lane wrote:
> >>>>> Any reason not to just fold them both into stats_start_collector ?
> >>>> Well, then you couldn't turn collection on and off without restarting
> >>>> the postmaster, which might be a pain.
> >>> Maybe we don't actually need stats_start_collector, but instead we start 
> >>> it always and just have one knob to turn collection on and off.  I'm 
> >>> not sure whether the extra process would bother people if they're not 
> >>> collecting, but we have so many extra processes now, why would anyone 
> >>> care.
> >> I agree.  Let's remove stats_start_collector and merge the other two
> >> into a single setting.  Anything more than that is overkill.
> >>
> >> Having a single idle process is not a problem to anyone.  It just sleeps
> >> all the time.  We are all used to having six useless getty processes and
> >> nobody cares.
> > 
> > Yes, thats a great plan.
> > 
> It gets my vote.

Look to -patches for an implementation of the above.

  Simon Riggs

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