GPUhack measure wall clock

Measure wall clock time using time:

nodename(username) $ time ./BNL_H8.out -n1e8 lambda=2.36 -dmy_dir2
Instrument:     BNL_H8 on n-62-20-1.
Monochromator : DM = 3.3539
A1 = 20.60, A2 = 41.20 (deg)
Ki = 2.662 Angs-1 Energy = 14.69 meV
Velocity = 1676 m/s, lambda = 2.36 Angs
[BNL_H8] Initialize

Save [BNL_H8]
Detector: D0_Source_I=0.00316628 D0_Source_ERR=1.39424e-06 D0_Source_N=5.15736e+06 "D0_Source.psd"
Detector: D1_SC1_Out_I=0.0204134 D1_SC1_Out_ERR=3.53884e-06 D1_SC1_Out_N=3.34622e+07 "D1_SC1_Out.psd"
Detector: D2_A4_I=0.0137538 D2_A4_ERR=2.90509e-06 D2_A4_N=2.2579e+07 "D2_A4.psd"
Detector: D4_SC2_In_I=0.00155039 D4_SC2_In_ERR=9.75448e-07 D4_SC2_In_N=2.56339e+06 "D4_SC2_In.psd"
Detector: D5_SC2_Out_I=0.00121155 D5_SC2_Out_ERR=8.62226e-07 D5_SC2_Out_N=2.0193e+06 "D5_SC2_Out.psd"
Detector: D7_SC3_In_I=1.24184e-07 D7_SC3_In_ERR=2.2455e-10 D7_SC3_In_N=335859 "D7_SC3_In.psd"
Detector: D8_SC3_Out_I=2.39021e-08 D8_SC3_Out_ERR=9.91055e-11 D8_SC3_Out_N=63976 "D8_SC3_Out.psd"
Detector: D10_SC4_In_I=1.26222e-09 D10_SC4_In_ERR=2.28589e-11 D10_SC4_In_N=3354 "D10_SC4_In.psd"
Detector: He3H_I=9.70538e-10 He3H_ERR=2.00144e-11 He3H_N=2591 "He3.psd"

Finally [BNL_H8: my_dir2]. Time: 431400 [h] 

real	0m1.589s
user	0m0.552s
sys	0m0.587s

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