> Greg Smith wrote:
>> On Mon, 29 Sep 2008, John Huttley wrote:
>>> checkpoint _segments=16 is fine, going to 64 made no improvement.
>> You might find that it does *after* increasing shared_buffers. If
>> the buffer cache is really small, the checkpoints can't have very
>> much work to do, so their impact on performance is smaller. Once
>> you've got a couple of hundred MB on there, the per-checkpoint
>> overhead can be considerable.
> Ahh bugger, I've just trashed my test setup.
Pardon? How did you do that?
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