samer@2: % now_ns_hr - current time in nanoseconds using high resolution timer in JVM
samer@0: %
samer@0: % now_ns_hr :: unit -> real ~'time in nanoseconds'.
samer@0: 
samer@2: function t=now_ns_hr, t=saml.sched.HRTimer.now; end
samer@0: