Sorry, looks like replacing time() with clock_gettime(CLOCK_MONOTONIC) fixes the issue. Should have googled better first. I forgot to say, there's supposed to be another synchronised section in place of the 2nd "printf", hence my concern.

In reply to Re: Is it OK for Time::HiRes::time() to report the time differently per thread? by Anonymous Monk
in thread Is it OK for Time::HiRes::time() to report the time differently per thread? by Anonymous Monk

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