Horton

Re: wal_buffers, redux

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: pgsql-hackers@postgresql.org
Cc: Robert Haas <robertmhaas@gmail.com>, Jeff Janes <jeff.janes@gmail.com>
Date: 2012-03-13T08:55:04Z
Lists: pgsql-hackers 
On Tuesday, March 13, 2012 03:26:34 AM Robert Haas wrote:
> Meanwhile, here are some TPS graphs at 16MB and 32MB on the IBM POWER7
> machine.  32 clients, 1800 seconds, scale factor 300, synchronous
> commit off.
That graph makes me cringe because its pretty representative of what I have 
seen in practise. Any chance we can get a ~10s average in there? I find it 
pretty hard to read more than "spikey".

Whats the filesystem + options on this?

Andres