| System Information | ||||
| Affiliation: | University of Arkansas | URL: | http://hpc.uark.edu | |
| Location: | USA, Arkansas, Fayetteville | System Use: | Academic | |
| System Manufacturer: | N/A | System Name: | Linux Opteron | |
| Interconnect Manufacturer: | Broadcom | Interconnect Type: | Gig-E | |
| Operating System: | NPACI Rocks 4.2.1 | MPI: | MPICH 1.2.7 | |
| MPI Wtick: | 0.00390625 | BLAS: | Atlas 3.7-11 | |
| Language: | C | Compiler: | gcc 3.4.6 | |
| Compiler Flags: | -O3 -m64 | Processor Type: | AMD Opteron | |
| Processor Speed: | 2.6 GHz | Total Processors: | 96 | |
| Processors Entered: | 90 | Processors determined: | 90 | |
| Cores per chip: | 1 | HPL Processes: | 90 | |
| MPI Processes: | 90 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | 2 | |
| Theoretical peak: | 0.4992 TFlop/s | Total memory: | GiB | |
| FFT library: | ||||
| HPL | ||||
| HPL: | 0.333597 Tflop/s | HPL time: | 5967.35 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.0000000042905 | |
| HPL Anorm1: | 36233.3 | HPL AnormI: | 36180.1 | |
| HPL Xnorm1: | 91881.8 | HPL XnormI: | 3.6045 | |
| HPL N: | 144000 | HPL NB: | 100 | |
| HPL NProw: | 10 | HPL NPcol: | 9 | |
| HPL depth: | 1 | HPL NBdiv: | 2 | |
| HPL NBmin: | 8 | HPL CPfact: | C | |
| HPL CRfact: | R | HPL CPtop: | 5 | |
| HPL order: | C | |||
| HPL dMach EPS: | 1.110223e-16 | HPL sMach EPS: | 0.00000005960464 | |
| HPL dMach sfMin: | 0 | HPL sMach sfMin: | 1.175494e-38 | |
| HPL dMach Base: | 2 | HPL sMach Base: | 2 | |
| HPL dMach Prec: | 2.220446e-16 | HPL sMach Prec: | 0.0000001192093 | |
| HPL dMach mLen: | 53 | HPL sMach mLen: | 24 | |
| HPL dMach Rnd: | 1 | HPL sMach Rnd: | 1 | |
| HPL dMach eMin: | -1021 | HPL sMach eMin: | -125 | |
| HPL dMach rMin: | 0 | HPL sMach rMin: | 1.175494e-38 | |
| HPL dMach eMax: | 1024 | HPL sMach eMax: | 128 | |
| HPL dMach rMax: | 1.797693e308 | HPL sMach rMax: | 3.402823e38 | |
| dweps: | 1.110223e-16 | sweps: | 0.00000005960464 | |
| PTRANS | ||||
| PTRANS: | 2.02534 GB/s | PTRANS time: | 20.4766 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 72000 | |
| PTRANS NB: | 100 | PTRANS NProw: | 10 | |
| PTRANS NPcol: | 9 | |||
| STREAM | ||||
| S-STREAM Copy: | 2.4576 GB/s | S-STREAM Scale: | 2.40132 GB/s | |
| S-STREAM Add: | 2.84253 GB/s | S-STREAM Triad: | 3.10434 GB/s | |
| EP-STREAM Copy: | 2.4368 GB/s | EP-STREAM Scale: | 2.40788 GB/s | |
| EP-STREAM Add: | 2.79896 GB/s | EP-STREAM Triad: | 3.07155 GB/s | |
| STREAM Vector Size: | 76800000 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.0101769 Gup/s | EP-RandomAccess: | 0.00950122 Gup/s | |
| G-RandomAccess: | 0.000207549 Gup/s | G-RandomAccess N: | 17179869184 | |
| G-RandomAccess time: | 61.4258 seconds | G-RandomAccess Check Time: | 4.41016 seconds | |
| G-RandomAccess Errors: | 0 | G-RandomAccess Errors Fraction: | 0 | |
| G-RandomAccess TimeBound: | 1491.84 | G-RandomAccess ExeUpdates: | 12748860 | |
| RandomAccess N: | 134217728 | |||
| FFT | ||||
| S-FFT: | 0.536067 GFlop/s | EP-FFT: | 0.528895 GFlop/s | |
| MPIFFT: | 4.40415 GFlop/s | MPIFFT N: | 1073741824 | |
| MPIFFT Max Error: | 0.0000000000000021897 | MPIFFT time0: | 0 seconds | |
| MPIFFT time1: | 10.0469 seconds | MPIFFT time2: | 1.11328 seconds | |
| MPIFFT time3: | 10.1484 seconds | MPIFFT time4: | 3.36719 seconds | |
| MPIFFT time5: | 11.5664 seconds | MPIFFT time6: | 0 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 8 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 4.61881 GFlop/s | EP-DGEMM: | 4.6162 GFlop/s | |
| DGEMM N: | 7589 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 121.368 usec | RandomRing Bandwidth: | 0.0221977 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 120.069 usec | NaturalRing Bandwidth: | 0.0353103 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 116.027 usec | Maximum PingPong Bandwidth: | 0.3072 GB/s | |
| Minimum PingPong Latency: | 83.7974 usec | Minimum PingPong Bandwidth: | 0.0787692 GB/s | |
| Average PingPong Latency: | 99.2546 usec | Average PingPong Bandwidth: | 0.100435 GB/s | |
| Size of Data Types | ||||
| char: | 1 byte | short: | 2 bytes | |
| int: | 4 bytes | long: | 8 bytes | |
| void ptr: | 8 bytes | float: | 4 bytes | |
| double: | 8 bytes | size t: | 8 bytes | |
| s64Int: | 8 bytes | u64Int: | 8 bytes | |
| OpenMP | ||||
| M OpenMP: | -1 | OpenMP Num Threads: | 0 | |
| OpenMP Num Procs: | 0 | OpenMP Max Threads: | 0 | |
| Memory | ||||
| MemProc: | -1 | MemSpec: | -1 | |
| MemVal: | -1 | |||
| CPS | ||||
| CPS_HPCC_FFT_235: | CPS_HPCC_FFTW_ESTIMATE: | |||
| CPS_HPCC_MEMALLCTR: | CPS_HPL_USE_GETPROCESSTIMES: | |||
| CPS_RA_SANDIA_NOPT: | CPS_RA_SANDIA_OPT2: | |||