-------------------------------------------------------------------------------- CPU name: Intel(R) Xeon(R) Gold 6248 CPU @ 2.50GHz CPU type: Intel Cascadelake SP processor CPU clock: 2.49 GHz -------------------------------------------------------------------------------- Parameters: Force field: lj Kernel: plain-C Data layout: AoS Floating-point precision: double Unit cells (nx, ny, nz): 32, 32, 32 Domain box sizes (x, y, z): 5.374708e+01, 5.374708e+01, 5.374708e+01 Periodic (x, y, z): 1, 1, 1 Lattice size: 1.679596e+00 Epsilon: 1.000000e+00 Sigma: 1.000000e+00 Spring constant: 1.000000e+00 Damping constant: 1.000000e+00 Temperature: 1.440000e+00 RHO: 8.442000e-01 Mass: 1.000000e+00 Number of types: 4 Number of timesteps: 200 Report stats every (timesteps): 100 Reneighbor every (timesteps): 20 Prune every (timesteps): 1000 Output positions every (timesteps): 20 Output velocities every (timesteps): 5 Delta time (dt): 5.000000e-03 Cutoff radius: 2.500000e+00 Skin: 3.000000e-01 Half neighbor lists: 0 Processor frequency (GHz): 2.0000 ---------------------------------------------------------------------------- step temp pressure 0 1.440000e+00 1.215639e+00 100 8.200895e-01 6.923143e-01 200 7.961495e-01 6.721043e-01 ---------------------------------------------------------------------------- System: 131072 atoms 47265 ghost atoms, Steps: 200 TOTAL 11.50s FORCE 5.28s NEIGH 5.91s REST 0.31s ---------------------------------------------------------------------------- Performance: 2.28 million atom updates per second Statistics: Vector width: 8, Processor frequency: 2.0000 GHz Average neighbors per atom: 76.0352 Average SIMD iterations per atom: 9.9181 Total number of computed pair interactions: 2003182862 Total number of SIMD iterations: 261297661 Useful read data volume for force computation: 57.46GB Cycles/SIMD iteration: 40.4432 -------------------------------------------------------------------------------- Region force, Group 1: MEM_DP +-------------------+------------+ | Region Info | HWThread 0 | +-------------------+------------+ | RDTSC Runtime [s] | 5.115807 | | call count | 201 | +-------------------+------------+ +------------------------------------------+---------+-------------+ | Event | Counter | HWThread 0 | +------------------------------------------+---------+-------------+ | INSTR_RETIRED_ANY | FIXC0 | 12592470000 | | CPU_CLK_UNHALTED_CORE | FIXC1 | 10196910000 | | CPU_CLK_UNHALTED_REF | FIXC2 | 12746120000 | | PWR_PKG_ENERGY | PWR0 | 307.9429 | | PWR_DRAM_ENERGY | PWR3 | 0 | | FP_ARITH_INST_RETIRED_128B_PACKED_DOUBLE | PMC0 | 0 | | FP_ARITH_INST_RETIRED_SCALAR_DOUBLE | PMC1 | 79042240 | | FP_ARITH_INST_RETIRED_256B_PACKED_DOUBLE | PMC2 | 0 | | FP_ARITH_INST_RETIRED_512B_PACKED_DOUBLE | PMC3 | 8076039000 | | CAS_COUNT_RD | MBOX0C0 | 22734550 | | CAS_COUNT_WR | MBOX0C1 | 1147714 | | CAS_COUNT_RD | MBOX1C0 | 22755180 | | CAS_COUNT_WR | MBOX1C1 | 1144415 | | CAS_COUNT_RD | MBOX2C0 | 22762780 | | CAS_COUNT_WR | MBOX2C1 | 1129051 | | CAS_COUNT_RD | MBOX3C0 | 22905660 | | CAS_COUNT_WR | MBOX3C1 | 1143324 | | CAS_COUNT_RD | MBOX4C0 | 22914860 | | CAS_COUNT_WR | MBOX4C1 | 1169116 | | CAS_COUNT_RD | MBOX5C0 | 22890220 | | CAS_COUNT_WR | MBOX5C1 | 1180739 | +------------------------------------------+---------+-------------+ +-----------------------------------+------------+ | Metric | HWThread 0 | +-----------------------------------+------------+ | Runtime (RDTSC) [s] | 5.1158 | | Runtime unhalted [s] | 4.0885 | | Clock [MHz] | 1995.2508 | | CPI | 0.8098 | | Energy [J] | 307.9429 | | Power [W] | 60.1944 | | Energy DRAM [J] | 0 | | Power DRAM [W] | 0 | | DP [MFLOP/s] | 12644.6041 | | AVX DP [MFLOP/s] | 12629.1535 | | Packed [MUOPS/s] | 1578.6442 | | Scalar [MUOPS/s] | 15.4506 | | Memory read bandwidth [MBytes/s] | 1713.4438 | | Memory read data volume [GBytes] | 8.7656 | | Memory write bandwidth [MBytes/s] | 86.5003 | | Memory write data volume [GBytes] | 0.4425 | | Memory bandwidth [MBytes/s] | 1799.9442 | | Memory data volume [GBytes] | 9.2082 | | Operational intensity | 7.0250 | +-----------------------------------+------------+ Region reneighbour, Group 1: MEM_DP +-------------------+------------+ | Region Info | HWThread 0 | +-------------------+------------+ | RDTSC Runtime [s] | 5.897385 | | call count | 10 | +-------------------+------------+ +------------------------------------------+---------+-------------+ | Event | Counter | HWThread 0 | +------------------------------------------+---------+-------------+ | INSTR_RETIRED_ANY | FIXC0 | 18212540000 | | CPU_CLK_UNHALTED_CORE | FIXC1 | 11728500000 | | CPU_CLK_UNHALTED_REF | FIXC2 | 14660630000 | | PWR_PKG_ENERGY | PWR0 | 338.9000 | | PWR_DRAM_ENERGY | PWR3 | 0 | | FP_ARITH_INST_RETIRED_128B_PACKED_DOUBLE | PMC0 | 0 | | FP_ARITH_INST_RETIRED_SCALAR_DOUBLE | PMC1 | 6240402000 | | FP_ARITH_INST_RETIRED_256B_PACKED_DOUBLE | PMC2 | 0 | | FP_ARITH_INST_RETIRED_512B_PACKED_DOUBLE | PMC3 | 983040 | | CAS_COUNT_RD | MBOX0C0 | 2086787 | | CAS_COUNT_WR | MBOX0C1 | 1115626 | | CAS_COUNT_RD | MBOX1C0 | 2089964 | | CAS_COUNT_WR | MBOX1C1 | 1117021 | | CAS_COUNT_RD | MBOX2C0 | 2103832 | | CAS_COUNT_WR | MBOX2C1 | 1117965 | | CAS_COUNT_RD | MBOX3C0 | 2086930 | | CAS_COUNT_WR | MBOX3C1 | 1102471 | | CAS_COUNT_RD | MBOX4C0 | 2094688 | | CAS_COUNT_WR | MBOX4C1 | 1103018 | | CAS_COUNT_RD | MBOX5C0 | 2097438 | | CAS_COUNT_WR | MBOX5C1 | 1102525 | +------------------------------------------+---------+-------------+ +-----------------------------------+------------+ | Metric | HWThread 0 | +-----------------------------------+------------+ | Runtime (RDTSC) [s] | 5.8974 | | Runtime unhalted [s] | 4.7026 | | Clock [MHz] | 1995.2473 | | CPI | 0.6440 | | Energy [J] | 338.9000 | | Power [W] | 57.4661 | | Energy DRAM [J] | 0 | | Power DRAM [W] | 0 | | DP [MFLOP/s] | 1059.4978 | | AVX DP [MFLOP/s] | 1.3335 | | Packed [MUOPS/s] | 0.1667 | | Scalar [MUOPS/s] | 1058.1643 | | Memory read bandwidth [MBytes/s] | 136.3006 | | Memory read data volume [GBytes] | 0.8038 | | Memory write bandwidth [MBytes/s] | 72.2612 | | Memory write data volume [GBytes] | 0.4262 | | Memory bandwidth [MBytes/s] | 208.5618 | | Memory data volume [GBytes] | 1.2300 | | Operational intensity | 5.0800 | +-----------------------------------+------------+