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Re: Massive memory use for star query

From: "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>
To: "Mark Kirkwood" <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>, <pgsql-bugs(at)postgresql(dot)org>
Subject: Re: Massive memory use for star query
Date: 2011-04-15 13:59:14
Message-ID: (view raw or whole thread)
Lists: pgsql-bugs
Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz> wrote:
> Here's a simplified example using synthetic data (see attached to
> generate if desired):
Doesn't work for me:
kgrittn(at)kgrittn-desktop:~/work/starjoin$ ./
generate cat
cannot open cat.dat: No such file or directory at ./ line
> Here's what a ps listing looks like:
> VSZ         RSS         SZ        CMD
> 1849524 1793680 1791144 postgres: postgres test [local] EXPLAIN
If you run pmap -d on the pid, what does the last line look like?

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