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CentOS 7.0 - man page for function::cpu_clock_ns (centos section 3stap)

FUNCTION::CPU_CLOCK_(3stap)	       Timestamp Functions	      FUNCTION::CPU_CLOCK_(3stap)

NAME
       function::cpu_clock_ns - Number of nanoseconds on the given cpu's clock

SYNOPSIS
	   cpu_clock_ns:long(cpu:long)

ARGUMENTS
       cpu
	   Which processor's clock to read

DESCRIPTION
       This function returns the number of nanoseconds 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).

SystemTap Tapset Reference		    June 2014		      FUNCTION::CPU_CLOCK_(3stap)


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