AIUI epoch GC doesn't require Arc's atomic increment/decrement operations which can be slower than naive loads (https://codeberg.org/nyanpasu64/cachebash https:

AIUI epoch GC doesn't require Arc's atomic increment/decrement operations which can be slower than naive loads (https://codeberg.org/nyanpasu64/cachebash https://codeberg.org/nyanpasu64/cachebash), but at this point we're getting into nano-optimization territory.