Function readCPUStats

cgroup2/manager.go:638–657

(cgroupPath string)

}

func readCPUStats(cgroupPath string) (*stats.CPUStat, error) {
	cpuStat := make(map[string]uint64)
	if err := readKVStatsFile(cgroupPath, "cpu.stat", cpuStat); err != nil {
		if os.IsNotExist(err) {
			return &stats.CPUStat{}, nil
		}
		return nil, err
	}
	return &stats.CPUStat{
		UsageUsec:     cpuStat["usage_usec"],
		UserUsec:      cpuStat["user_usec"],
		SystemUsec:    cpuStat["system_usec"],
		NrPeriods:     cpuStat["nr_periods"],
		NrThrottled:   cpuStat["nr_throttled"],
		ThrottledUsec: cpuStat["throttled_usec"],
		NrBursts:      cpuStat["nr_bursts"],
		BurstUsec:     cpuStat["burst_usec"],
		PSI:           getStatPSIFromFile(filepath.Join(cgroupPath, "cpu.pressure")),
	}, nil
}

func readMemoryStats(cgroupPath string) (*stats.MemoryStat, error) {
	memoryStat := make(map[string]uint64, 40)