type MiscStat struct {
ProcsTotal int `json:"procsTotal"`
ProcsCreated int `json:"procsCreated"`
ProcsRunning int `json:"procsRunning"`
ProcsBlocked int `json:"procsBlocked"`
Ctxt int `json:"ctxt"`
}
Misc returnes miscellaneous host-wide statistics.
darwin use ps command to get process running/blocked count.
Almost same as FreeBSD implementation, but state is different.
U means 'Uninterruptible Sleep'.