On 4/24/15 6:29 AM, Robert Haas wrote:
> On Thu, Apr 23, 2015 at 9:28 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> The reason nobody's gotten around to that in the last fifteen years is
>> that per-process rusage isn't actually all that interesting; there's
>> too much that happens in background daemons, for instance.
>
> There's *some* stuff that happens in background daemons, but if you
> want to measure user and system time consume by a particularly query,
> this would actually be a pretty handy way to do that, I think.
I more often am wondering what a running backend is doing OS-wise, but
being able to see what happened when it finished would definitely be
better than what's available now.
--
Jim Nasby, Data Architect, Blue Treble Consulting
Data in Trouble? Get it in Treble! http://BlueTreble.com