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TimeUsed

TimeUsed[]
gives the total number of seconds of CPU time used so far in the current Mathematica session.

MORE INFORMATION

TimeUsed records only CPU time actually used by the Mathematica kernel. It does not include time used by external processes called by the kernel. It also does not include time during pauses produced by Pause.

TimeUsed is accurate only down to a granularity of at least $TimeUnit seconds.

Basic Examples (2)

CPU time used by a Mathematica kernel:

Get time between function evaluations:

Almost all of the time is spent in the last few evaluations because the precision is adaptive:

Timing SessionTime DateList DateString AbsoluteTime

Date and Time Functions

Mathematica Session Information

Time Measurement & Optimization

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