"Jignesh K. Shah" <[EMAIL PROTECTED]> writes:
> I am running tests with PG8.3b2 on Solaris 10 8/07 and I still see IO
> flood when checkpoint happens.
I am thinking that you are probably trying to test that by issuing
manual CHECKPOINT commands. A manual checkpoint is still done at full
speed, as are shutdown checkpoints. You need to study the behavior of
automatic (background) checkpoints, instead.
regards, tom lane
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