On 4/18/17 22:25, Petr Jelinek wrote:
> The commit 887227a1c changed the defaults for subscriptions to do async
> commit. But since the tests often wait for disk flush and there is no
> concurrent activity this has increased the amount of time needed for
> each test. So the attached patch changes the subscriptions create in tab
> tests to use sync commit which improves performance there (because we
> also replicate only very few transactions in the tests).

I see only a 1.5% (1s/70s) improvement in the run time of the whole test
suite from this.  Is that what you were expecting?

Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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