Willy Tarreau 6339c19cac MINOR: freq_ctr: add cpu_relax in the rotation loop of update_freq_ctr_period()
When counters are rotated, there is contention between the threads which
can slow down the operation of the thread performing the rotation. Let's
apply a cpu_relax there to let the first thread finish faster.
2021-04-11 11:12:57 +02:00
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