Use std.parallelism.totalCPUs, it's optimized
Use std.parallelism.totalCPUs, it's optimized

We don't have to call sysconf(3) every workerThreadConut calls.

etcimon/vibe.d,etcimon/vibe.d,rejectedsoftware/vibe.d,chalucha/vibe.d,gedaiu/vibe.d,Geod24/vibe.d