Re: mysterious log output

Bruce Momjian <pgman@candle.pha.pa.us> writes:
> Tom Lane wrote:
>> This has to be coming from exec_simple_query():

> I wonder if some statistics were turned on at postmaster start and even
> though it was turned off and 'pg_ctl reload' was done the
> checkpoint/bgwriter process isn't reloading for some reason.

The checkpoint/bgwriter never executes exec_simple_query().  I think
the 5-minute cycle is driven by something in Robert's application,
rather than being tied to checkpoints.
        regards, tom lane