Re: PostgreSQL Database performance

On 9/6/16 2:08 PM, Scott Marlowe wrote:
>> checkpoint_completion_target = 0.9
> Too high of a checkpoint completion target may cause buffers to get
> written out more often than needed. but it varies based on load etc.

The odds on that don't seem to be terribly high. Even if that is a
common occurrence if it's enough to make a difference then you're
already close to the limits of your IO, and if that's true then you
definitely want to spread the checkpoint out over a longer interval.
--
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
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