On Sun, Apr 8, 2018 at 9:06 PM, Steven Hartland < steven.hartland at multiplay.co.uk> wrote: > Worth making the sysctls so they can be tuned the the HW / use case? > they already are, see: sysctl debug.mtx debug.mtx_spin debug.rwlock debug.sx -- Mateusz Guzik <mjguzik gmail.com>