On Tue, Nov 05, 2019 at 01:19:37PM +0900, Michael Paquier wrote: > On Sat, Nov 02, 2019 at 09:54:54PM -0400, Jeff Janes wrote: >> Filling out the timestamp after the message has already been sent is taking >> "as late as possible" a little too far. It results in every message having >> a zero timestamp, other than keep-alives which go through a different path. > > It seems to me that you are right: the timestamp is computed too > late.
It is easy enough to reproduce the problem by setting for example logical replication between two nodes and pgbench to produce some load and then monitor pg_stat_subscription periodically. However, it is a problem since logical decoding has been introduced (5a991ef) so committed your fix down to 9.4. -- Michael
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