On Fri, Jun 28, 2019 at 07:43:30AM -0400, Brad Nicholson wrote: > So if all the checksums are being recalculated on the replica, this > approach should be relatively safe, should it not?
Yep. > Assuming pg_checksums is doing the right thing (and it looks to me like it > should be). The constraint that a cluster needs to be cleanly shut down to be able to enable checksums with pg_checksums is the actual deal here. After that of course comes the WAL retention on the primary or in the WAL archives that a standby would need again to catch up while it was offline. -- Michael
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