Yiwei Shao, ys5070
Experiment Platform:
greene.hpc.nyu.edu
All codes should be compiled with mpic++
Running nodes:gr003.hpc.nyu.edu, gr004.hpc.nyu.edu.
latency: 1.841483e-03 ms
bandwidth: 1.118808e+01 GB/s
Sbatch script is in pingpong.sbatch, the output of greene is in pingpong.out
Sbatch script is in ring.sbatch, the output of greene is in ring_<N>.out
N=50
Running nodes: cs420.hpc.nyu.edu, cs421.hpc.nyu.edu, cs422.hpc.nyu.edu, cs423.hpc.nyu.edu
ring latency: 3.408950e-01 ms
ring bandwidth: 1.132149e+01 GB/s
N=500
Running nodes: cs420.hpc.nyu.edu, cs421.hpc.nyu.edu, cs422.hpc.nyu.edu, cs423.hpc.nyu.edu
ring latency: 3.389094e-02 ms
ring bandwidth: 1.192369e+01 GB/s
N=5000
Running nodes: cs394.hpc.nyu.edu, cs395.hpc.nyu.edu, cs396.hpc.nyu.edu, cs397.hpc.nyu.edu
ring latency: 4.603736e-03 ms
ring bandwidth: 1.181979e+01 GB/s
N=10000
Running nodes: cs506.hpc.nyu.edu, cs507.hpc.nyu.edu, cs508.hpc.nyu.edu, cs509.hpc.nyu.edu
ring latency: 2.730601e-03 ms
ring bandwidth: 1.182999e+01 GB/s
I achieved an mpi-scan in scan.cpp. Sbatch script is in scan.sbatch, the output of greene is in scan.out
Running nodes: cs490.hpc.nyu.edu, cs491.hpc.nyu.edu, cs492.hpc.nyu.edu, cs493.hpc.nyu.edu