On Sun, Aug 23, 2026 at 07:30:32PM +0200, Tomas Vondra wrote: > I'm 99% sure this is a configuration issue in the test, not a bug in the > online checksums code. It happens because with > > debug_parallel_query = regress
Is the coverage provided by debug_parallel_query useful to have in this context? > queries start enough parallel workers to exhaust max_worker_processes, > and so we fail to start the checksum worker. > > I've modified the TAP tests to add > > max_worker_processes = 16 > max_parallel_workers = 16 > > and with that change it passes just fine. One option would be debug_parallel_query = off to shave the number of workers spawned. -- Michael
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