4 ms·
That still doesn't sound like the cache line "bouncing around" any more than it would if a single-core app did the same work. There's no contention on it the wa
by Rusky 11y ago
That still doesn't sound like the cache line "bouncing around" any more than it would if a single-core app did the same work. There's no contention on it the way there would be on a shared mutable value, at least.
- scott_s 11y agoThere is still contention, but not as much. With, say, 8 threads it probably doesn't matter much. But with 128, it starts to matter.