RE: How can end users know the cause of LR slot sync delays?

Dear Hou,

> I think we did not sync slots to standby2, so I removed the checks for that.
> 
> I also adjusted the test in a way that it cleans up existing slots before starting
> new tests.

Thanks for updating the patch. I confirmed on my env that your patch could be
applied cleanly and tests were passed. Pgperltidy say nothing for your patch.
Also, I preferred the current style.

I think it is worth checking on BF to see how they say.