glthread: determine global locking once every 64 batches to fix get_time perf
What does this MR do and why?
glthread: determine global locking once every 64 batches to fix get_time perf
This mitigates a large perf degradation when the clock source is HPET instead of TSC. Just call get_time less frequently.
Fixes: 3ed141e9 - glthread: add a heuristic to stop locking global mutexes with multiple contexts Closes: #8910 (closed)