| From: | "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> |
|---|---|
| To: | "Robert Haas" <robertmhaas(at)gmail(dot)com> |
| Cc: | <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: testing ProcArrayLock patches |
| Date: | 2011-11-18 18:14:56 |
| Message-ID: | 4EC64C400200002500043239@gw.wicourts.gov |
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| Lists: | pgsql-hackers |
Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
> Yeah, I'd just drop -S.
Easily done.
> Make sure to use -c N -j N with pgbench, or you'll probably not be
> able to saturate it.
Yeah, that's part of the script I copied from you.
> I've also had good luck with wal_writer_delay=20ms, although if
> you have synchronous_commit=on that might not matter, and it's
> much less important since Simon's recent patch in that area went
> in.
What the heck; will do.
> What scale factor are you testing at?
100. Perhaps I should boost that since I'm going as far as 128
clients?
-Kevin
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