alt Hacker NewsThere is a per-cpu data structure in the xnu kernel, but it is not big enough to tilt the scales when you are talking about RAM in units of gigabytes.
There is a per-cpu data structure in the xnu kernel, but it is not big enough to tilt the scales when you are talking about RAM in units of gigabytes.
It’s not just the kernel. I wouldn’t be surprised if there’s a fair few userspace services spawning a thread per core.