DOKK / manpages / debian 11 / systemtap-doc / function::cpu_clock_us.3stap.en
FUNCTION::CPU_CLOCK_(3stap) Timestamp Functions FUNCTION::CPU_CLOCK_(3stap)

function::cpu_clock_us - Number of microseconds on the given cpu's clock



    cpu_clock_us:long(cpu:long)

cpu

Which processor's clock to read

This function returns the number of microseconds on the given cpu's clock. This is always monotonic comparing on the same cpu, but may have some drift between cpus (within about a jiffy).

tapset::timestamp_monotonic(3stap)

November 2020 SystemTap Tapset Reference