avoid NaN for variance from average output (b5130a3b) · Commits · 郑智淋 / lammps

src/finish.cpp

+2 −2

Original line number	Diff line number	Diff line
		@@ -865,7 +865,7 @@ void mpi_timings(const char label, Timer t, enum Timer::ttype tt,
		time_cpu = tmp/nprocs*100.0;

		// % variance from the average as measure of load imbalance
		if (time > 1.0e-10)
		if ((time_sq/time - time) > 1.0e-10)
		time_sq = sqrt(time_sq/time - time)*100.0;
		else
		time_sq = 0.0;
		@@ -917,7 +917,7 @@ void omp_times(FixOMP fix, const char label, enum Timer::ttype which,
		time_std /= nthreads;
		time_total /= nthreads;

		if (time_avg > 1.0e-10)
		if ((time_std/time_avg -time_avg) > 1.0e-10)
		time_std = sqrt(time_std/time_avg - time_avg)*100.0;
		else
		time_std = 0.0;