On Fri, 03 Feb 2017 13:42:46 -0500, Waiman Long said: > This patch set does guarantee some minimum performance level, but it > can't guarantee fairness for all the lock waiters. OK, sounds like it's a situation that's statistically unlikely, but it has protections against starvation so the system will eventually dig itself out of the hole, and the scenario is at least known and understood. The improved numbers for average-case probably outweigh the worst-case then...
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