| System Information | ||||
| Affiliation: | Oak Ridge National Labs - DoE | URL: | http://computing.ornl.gov | |
| Location: | USA, Tennessee, Oak Ridge | System Use: | Research | |
| System Manufacturer: | Cray Inc. | System Name: | XT5 | |
| Interconnect Manufacturer: | Cray Inc. | Interconnect Type: | Seastar 2+ | |
| Operating System: | CLE 2.1 | MPI: | MPT 3.1.0.4 | |
| MPI Wtick: | 0.000001 | BLAS: | ACML 4.2.0 | |
| Language: | C | Compiler: | PGI 7.2.3 | |
| Compiler Flags: | -fastsse | Processor Type: | AMD Opteron | |
| Processor Speed: | 2.3 GHz | Total Processors: | 150176 | |
| Processors Entered: | 74529 | Processors determined: | 149058 | |
| Cores per chip: | 4 | HPL Processes: | 74529 | |
| MPI Processes: | 74529 | Threads Entered: | 2 | |
| Threads determined: | 2 | FLOPs per cycle: | 2 | |
| Theoretical peak: | 1381.619 TFlop/s | Total memory: | 300352 GiB | |
| FFT library: | none | |||
| HPL | ||||
| HPL: | 901.999 Tflop/s | HPL time: | 15401.8 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.000000635043 | |
| HPL Anorm1: | 688917 | HPL AnormI: | 688938 | |
| HPL Xnorm1: | 2511020 | HPL XnormI: | 5.76283 | |
| HPL N: | 2751839 | HPL NB: | 168 | |
| HPL NProw: | 273 | HPL NPcol: | 273 | |
| HPL depth: | 2 | HPL NBdiv: | 3 | |
| HPL NBmin: | 1 | HPL CPfact: | C | |
| HPL CRfact: | R | HPL CPtop: | 3 | |
| HPL order: | R | |||
| 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: | 1723.1 GB/s | PTRANS time: | 8.78951 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 1375919 | |
| PTRANS NB: | 168 | PTRANS NProw: | 273 | |
| PTRANS NPcol: | 273 | |||
| STREAM | ||||
| S-STREAM Copy: | 9.94768 GB/s | S-STREAM Scale: | 9.96578 GB/s | |
| S-STREAM Add: | 9.31003 GB/s | S-STREAM Triad: | 9.07249 GB/s | |
| EP-STREAM Copy: | 4.77108 GB/s | EP-STREAM Scale: | 4.72011 GB/s | |
| EP-STREAM Add: | 4.37261 GB/s | EP-STREAM Triad: | 4.43147 GB/s | |
| STREAM Vector Size: | 33868775 | STREAM Threads: | 2 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.0357149 Gup/s | EP-RandomAccess: | 0.0261478 Gup/s | |
| G-RandomAccess: | 16.6115 Gup/s | G-RandomAccess N: | 4398046511104 | |
| G-RandomAccess time: | 1059.04 seconds | G-RandomAccess Check Time: | 1513.46 seconds | |
| G-RandomAccess Errors: | 35013492 | G-RandomAccess Errors Fraction: | 0.00000796115 | |
| G-RandomAccess TimeBound: | -1 | G-RandomAccess ExeUpdates: | 17592186044416 | |
| RandomAccess N: | 67108864 | |||
| FFT | ||||
| S-FFT: | 0.720043 GFlop/s | EP-FFT: | 0.650226 GFlop/s | |
| MPIFFT: | 2773.4 GFlop/s | MPIFFT N: | 549755813888 | |
| MPIFFT Max Error: | 0.00000000000000233411 | MPIFFT time0: | 0 seconds | |
| MPIFFT time1: | 11.8305 seconds | MPIFFT time2: | 2.28839 seconds | |
| MPIFFT time3: | 10.207 seconds | MPIFFT time4: | 2.69865 seconds | |
| MPIFFT time5: | 11.5144 seconds | MPIFFT time6: | 0.00000286102 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 4 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 16.9713 GFlop/s | EP-DGEMM: | 16.863 GFlop/s | |
| DGEMM N: | 5819 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 19.6292 usec | RandomRing Bandwidth: | 0.0255139 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 10.0851 usec | NaturalRing Bandwidth: | 0.356095 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 9.80496 usec | Maximum PingPong Bandwidth: | 1.6821 GB/s | |
| Minimum PingPong Latency: | 6.75023 usec | Minimum PingPong Bandwidth: | 1.52326 GB/s | |
| Average PingPong Latency: | 8.23306 usec | Average PingPong Bandwidth: | 1.60314 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: | 0 | CPS_HPCC_FFTW_ESTIMATE: | 0 | |
| CPS_HPCC_MEMALLCTR: | 0 | CPS_HPL_USE_GETPROCESSTIMES: | 0 | |
| CPS_RA_SANDIA_NOPT: | 0 | CPS_RA_SANDIA_OPT2: | 1 | |