MOLECULAR DYNAMICS PERFORMANCE GUIDE - Digital Research Alliance of CANADA

BENCHMARK DETAILS

ID=64

  • Dataset: 6n4o
  • Software: GROMACS.mpi (gromacs/2021.2-gomkl-2020.a-avx512)
  • Resource: 40 tasks, 1 cores, nodes, 0 GPUs, no NVLink
  • CPU: Xeon Gold 6248 (Cascade Lake), 2.5 GHz
  • GPU: None
  • Simulation speed: 13.802 ns/day
  • Efficiency: 76.8 %
  • Site: Siku
  • Date: Dec. 4, 2021, 9:26 p.m.
  • Submission script:

  • Notes:

  • Simulation input file:

    title = benchmark
    ; Run parameters
    integrator = md
    nsteps = 400000
    dt = 0.001
    ; Output control
    nstxout = 0
    nstvout = 0
    nstfout = 0
    nstenergy = 10000
    nstlog = 10000
    nstxout-compressed = 50000
    compressed-x-grps = System
    ; Bond parameters
    continuation = yes
    constraint_algorithm = lincs
    constraints = h-bonds

    ; Neighborsearching
    cutoff-scheme = Verlet
    ns_type = grid
    nstlist = 10
    rcoulomb = 0.8
    rvdw = 0.8
    DispCorr = Ener ; anaytic VDW correction
    ; Electrostatics
    coulombtype = PME
    pme_order = 4
    fourier-nx = 144
    fourier-ny = 144
    fourier-nz = 144
    ; Temperature coupling is on
    tcoupl = V-rescale
    tc-grps = system
    tau_t = 0.1
    ref_t = 300
    ; Pressure coupling is on
    pcoupl = Parrinello-Rahman
    pcoupltype = isotropic
    tau_p = 2.0
    ref_p = 1.0
    compressibility = 4.5e-5
    ; Periodic boundary conditions
    pbc = xyz
    ; Velocity generation
    gen_vel = no