function::local_clock_ns - Number of nanoseconds on the local cpu's clock

       None

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

       function::local_clock_ns - Number of nanoseconds on the local cpu's clock

tapset::timestamp_monotonic(3stap)

SystemTap Tapset Reference                         April 2024                        FUNCTION::LOCAL_CLOC(3stap)

           local_clock_ns:long()