rusage

type Resources struct {
	// User-mode time and system-mode time
	Utime, Stime time.Duration

	// Maximum resident segment size, in platform-dependent units:
	// - Linux, Dragonfly, FreeBSD, NetBSD, OpenBSD, AIX: kilobytes
	// - Darwin: bytes
	// - Solaris, Illumos: pages
	MaxRSS int64

	// Counts of minor and major page faults
	MinorFaults, MajorFaults int64

	// Counts of file system performing input / output
	FSInBlocks, FSOutBlocks int64
}