Re: Failure with 004_logrotate in prairiedog

Michael Paquier <michael@paquier.xyz> writes:
> On Sun, Jul 18, 2021 at 01:42:18AM -0400, Tom Lane wrote:
>> Awhile back we discovered that old macOS versions have non-atomic rename
>> [1].  I eventually shut down dromedary because that was causing failures
>> often enough to be annoying.  I'd not seen such a failure before on
>> prairiedog, but it sure seems plausible that this is one.

> Thanks for the pointer.  This indeed looks like the same problem.

For context, dromedary (now florican) is a dual-CPU machine while
prairiedog has but one CPU.  I'd thought that maybe not being
multi-CPU insulated prairiedog from the non-atomic-rename problem.
But now it looks like it's merely a lot less probable on that hardware.

            regards, tom lane