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Re: checkpoints taking much longer than expected

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Greetings,

* Alvaro Herrera (alvherre@xxxxxxxxxxxxxxx) wrote:
> On 2019-Jun-16, Stephen Frost wrote:
> > Not likely to help with what you're experiencing anyway though...
> 
> My gut feeling is that you're wrong, since (as I understand) the
> symptoms are the same.

The issue in the linked-to thread was that of a synch replica getting
stuck doing a random read of a WAL page in order to append to it, since
we were reusing WAL.

The issue being discussed here is writing out to the heap files during a
checkpoint...

Thanks,

Stephen

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