Horton

Re: Group commit, revised

Peter Geoghegan <peter@2ndquadrant.com>

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From: Peter Geoghegan <peter@2ndquadrant.com>
To: Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>
Cc: Robert Haas <robertmhaas@gmail.com>, Simon Riggs <simon@2ndquadrant.com>, PG Hackers <pgsql-hackers@postgresql.org>
Date: 2012-01-21T03:37:22Z
Lists: pgsql-hackers 
On 21 January 2012 03:13, Peter Geoghegan <peter@2ndquadrant.com> wrote:
> I have taken the time to re-run the benchmark and update the wiki with
> that new information - I'd call it a draw.

On second though, the occasional latency spikes that we see with my
patch (which uses the poll() based latch in the run that is
benchmarked) might be significant - difficult to say. The averages are
about the same though.

-- 
Peter Geoghegan       http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training and Services