-------------------------------------------------------------------------------- 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: single 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 8.200897e-01 6.923144e-01 200 7.961481e-01 6.721031e-01 ---------------------------------------------------------------------------- System: 131072 atoms 47265 ghost atoms, Steps: 200 TOTAL 10.83s FORCE 4.62s NEIGH 5.94s REST 0.26s ---------------------------------------------------------------------------- Performance: 2.42 million atom updates per second Statistics: Vector width: 16, Processor frequency: 2.0000 GHz Average neighbors per atom: 76.0351 Average SIMD iterations per atom: 5.0875 Total number of computed pair interactions: 2003181259 Total number of SIMD iterations: 134032075 Useful read data volume for force computation: 32.79GB Cycles/SIMD iteration: 68.9511 -------------------------------------------------------------------------------- Region force, Group 1: MEM_SP +-------------------+------------+ | Region Info | HWThread 0 | +-------------------+------------+ | RDTSC Runtime [s] | 4.452877 | | call count | 201 | +-------------------+------------+ +------------------------------------------+---------+-------------+ | Event | Counter | HWThread 0 | +------------------------------------------+---------+-------------+ | INSTR_RETIRED_ANY | FIXC0 | 7428719000 | | CPU_CLK_UNHALTED_CORE | FIXC1 | 8875251000 | | CPU_CLK_UNHALTED_REF | FIXC2 | 11094050000 | | PWR_PKG_ENERGY | PWR0 | 265.5057 | | PWR_DRAM_ENERGY | PWR3 | 0 | | FP_ARITH_INST_RETIRED_128B_PACKED_SINGLE | PMC0 | 0 | | FP_ARITH_INST_RETIRED_SCALAR_SINGLE | PMC1 | 79036820 | | FP_ARITH_INST_RETIRED_256B_PACKED_SINGLE | PMC2 | 0 | | FP_ARITH_INST_RETIRED_512B_PACKED_SINGLE | PMC3 | 3935012000 | | CAS_COUNT_RD | MBOX0C0 | 19716700 | | CAS_COUNT_WR | MBOX0C1 | 595747 | | CAS_COUNT_RD | MBOX1C0 | 19734880 | | CAS_COUNT_WR | MBOX1C1 | 597090 | | CAS_COUNT_RD | MBOX2C0 | 19732800 | | CAS_COUNT_WR | MBOX2C1 | 595219 | | CAS_COUNT_RD | MBOX3C0 | 19886430 | | CAS_COUNT_WR | MBOX3C1 | 632443 | | CAS_COUNT_RD | MBOX4C0 | 19887210 | | CAS_COUNT_WR | MBOX4C1 | 633169 | | CAS_COUNT_RD | MBOX5C0 | 19935560 | | CAS_COUNT_WR | MBOX5C1 | 634112 | +------------------------------------------+---------+-------------+ +-----------------------------------+------------+ | Metric | HWThread 0 | +-----------------------------------+------------+ | Runtime (RDTSC) [s] | 4.4529 | | Runtime unhalted [s] | 3.5585 | | Clock [MHz] | 1995.2693 | | CPI | 1.1947 | | Energy [J] | 265.5057 | | Power [W] | 59.6257 | | Energy DRAM [J] | 0 | | Power DRAM [W] | 0 | | SP [MFLOP/s] | 14156.9661 | | AVX SP [MFLOP/s] | 14139.2165 | | Packed [MUOPS/s] | 883.7010 | | Scalar [MUOPS/s] | 17.7496 | | Memory read bandwidth [MBytes/s] | 1708.8254 | | Memory read data volume [GBytes] | 7.6092 | | Memory write bandwidth [MBytes/s] | 53.0035 | | Memory write data volume [GBytes] | 0.2360 | | Memory bandwidth [MBytes/s] | 1761.8288 | | Memory data volume [GBytes] | 7.8452 | | Operational intensity | 8.0354 | +-----------------------------------+------------+ Region reneighbour, Group 1: MEM_SP +-------------------+------------+ | Region Info | HWThread 0 | +-------------------+------------+ | RDTSC Runtime [s] | 5.935627 | | call count | 10 | +-------------------+------------+ +------------------------------------------+---------+-------------+ | Event | Counter | HWThread 0 | +------------------------------------------+---------+-------------+ | INSTR_RETIRED_ANY | FIXC0 | 18208530000 | | CPU_CLK_UNHALTED_CORE | FIXC1 | 11805500000 | | CPU_CLK_UNHALTED_REF | FIXC2 | 14756870000 | | PWR_PKG_ENERGY | PWR0 | 340.7903 | | PWR_DRAM_ENERGY | PWR3 | 0 | | FP_ARITH_INST_RETIRED_128B_PACKED_SINGLE | PMC0 | 0 | | FP_ARITH_INST_RETIRED_SCALAR_SINGLE | PMC1 | 6240406000 | | FP_ARITH_INST_RETIRED_256B_PACKED_SINGLE | PMC2 | 0 | | FP_ARITH_INST_RETIRED_512B_PACKED_SINGLE | PMC3 | 491520 | | CAS_COUNT_RD | MBOX0C0 | 1772377 | | CAS_COUNT_WR | MBOX0C1 | 975760 | | CAS_COUNT_RD | MBOX1C0 | 1770611 | | CAS_COUNT_WR | MBOX1C1 | 977433 | | CAS_COUNT_RD | MBOX2C0 | 1771722 | | CAS_COUNT_WR | MBOX2C1 | 979122 | | CAS_COUNT_RD | MBOX3C0 | 1782901 | | CAS_COUNT_WR | MBOX3C1 | 967621 | | CAS_COUNT_RD | MBOX4C0 | 1780789 | | CAS_COUNT_WR | MBOX4C1 | 967179 | | CAS_COUNT_RD | MBOX5C0 | 1784733 | | CAS_COUNT_WR | MBOX5C1 | 969349 | +------------------------------------------+---------+-------------+ +-----------------------------------+------------+ | Metric | HWThread 0 | +-----------------------------------+------------+ | Runtime (RDTSC) [s] | 5.9356 | | Runtime unhalted [s] | 4.7334 | | Clock [MHz] | 1995.2675 | | CPI | 0.6483 | | Energy [J] | 340.7903 | | Power [W] | 57.4144 | | Energy DRAM [J] | 0 | | Power DRAM [W] | 0 | | SP [MFLOP/s] | 1052.6723 | | AVX SP [MFLOP/s] | 1.3249 | | Packed [MUOPS/s] | 0.0828 | | Scalar [MUOPS/s] | 1051.3474 | | Memory read bandwidth [MBytes/s] | 114.9736 | | Memory read data volume [GBytes] | 0.6824 | | Memory write bandwidth [MBytes/s] | 62.9308 | | Memory write data volume [GBytes] | 0.3735 | | Memory bandwidth [MBytes/s] | 177.9044 | | Memory data volume [GBytes] | 1.0560 | | Operational intensity | 5.9171 | +-----------------------------------+------------+