// Note that CLOCK_MONOTONIC is subject to discontinuities from system time
// adjustment in Linux. CLOCK_MONOTONIC_RAW was defined to get around this
// (gets hardware time not adjusted by NTP).
// Note that CLOCK_MONOTONIC is subject to discontinuities from system time
// adjustment in Linux. CLOCK_MONOTONIC_RAW was defined to get around this
// (gets hardware time not adjusted by NTP).