Changeset 163 for proiecte/NBody/NBI
- Timestamp:
- Jan 17, 2010, 8:50:04 PM (14 years ago)
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- 1 edited
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proiecte/NBody/NBI/README
r162 r163 1 This program provides an implementation for four integrators. 2 3 The one that I studied is the Wisdom-Hollman simplectic integrator, which function coresponds to the HWHStep. 4 5 Files: 6 7 NBIserial.c - serial version of the program. 8 NBIparalel.c - paralel version of the program. 9 NBIsampleinput - input file 10 NBIsampleoutput - output file 11 NBIsampleoutput.log - log file 12 scr_serial.sh - script to run the serial version on fep 13 scr_paralel.sh - script to run the paralel version on fep, it takes as input arguments the number of threads and the schedule type 14 15 Ex: scr_paralel.sh 4 "guided" 16 17 Compile: make 18 Run: 19 Serial 20 time ./NBIserial NBIsampleinput 21 22 Time: 23 real 0m0.017s 24 user 0m0.000s 25 sys 0m0.016s 26 27 Paralel 28 setenv OMP_NUM_THREADS 4 29 setenv OMP_SCHEDULE "dynamic" 30 time ./NBIparalel NBIsampleinput 31 32 Time: 33 real 0m0.084s 34 user 0m0.016s 35 sys 0m0.016s 36 37
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