| System Information | ||||
| Affiliation: | IBM | URL: | www.ibm.com | |
| Location: | USA, New York, Poughkeepsie | System Use: | Vendor | |
| System Manufacturer: | IBM | System Name: | P5 P575+ | |
| Interconnect Manufacturer: | IBM | Interconnect Type: | HPS | |
| Operating System: | aix 5.3 | MPI: | poe 4.2.2.3 | |
| MPI Wtick: | 0.00000001333333 | BLAS: | ESSL 4.2 | |
| Language: | C | Compiler: | xlc 7.0 | |
| Compiler Flags: | -O3 -qarch=pwr5 -qtune=pwr5 | Processor Type: | IBM Power5+ | |
| Processor Speed: | 1.9 GHz | Total Processors: | 512 | |
| Processors Entered: | 256 | Processors determined: | 256 | |
| Cores per chip: | 2 | HPL Processes: | 256 | |
| MPI Processes: | 256 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | 4 | |
| Theoretical peak: | 1.9456 TFlop/s | Total memory: | GiB | |
| FFT library: | FFTW | |||
| HPL | ||||
| HPL: | 1.68322 Tflop/s | HPL time: | 2309.89 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.0000000040493 | |
| HPL Anorm1: | 45254.3 | HPL AnormI: | 45206.6 | |
| HPL Xnorm1: | 86695 | HPL XnormI: | 2.93148 | |
| HPL N: | 180000 | HPL NB: | 125 | |
| HPL NProw: | 16 | HPL NPcol: | 16 | |
| HPL depth: | 1 | HPL NBdiv: | 2 | |
| HPL NBmin: | 4 | HPL CPfact: | R | |
| HPL CRfact: | C | HPL CPtop: | 1 | |
| 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: | 101.724 GB/s | PTRANS time: | 0.609023 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 88000 | |
| PTRANS NB: | 125 | PTRANS NProw: | 16 | |
| PTRANS NPcol: | 16 | |||
| STREAM | ||||
| S-STREAM Copy: | 10.7512 GB/s | S-STREAM Scale: | 10.8898 GB/s | |
| S-STREAM Add: | 12.1177 GB/s | S-STREAM Triad: | 12.8287 GB/s | |
| EP-STREAM Copy: | 4.97754 GB/s | EP-STREAM Scale: | 4.96337 GB/s | |
| EP-STREAM Add: | 5.67594 GB/s | EP-STREAM Triad: | 5.84122 GB/s | |
| STREAM Vector Size: | 42187500 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.0264255 Gup/s | EP-RandomAccess: | 0.0212318 Gup/s | |
| G-RandomAccess: | 0.0641222 Gup/s | G-RandomAccess N: | 17179869184 | |
| G-RandomAccess time: | 59.2556 seconds | G-RandomAccess Check Time: | 3.87553 seconds | |
| G-RandomAccess Errors: | 0 | G-RandomAccess Errors Fraction: | 0 | |
| G-RandomAccess TimeBound: | 577.471 | G-RandomAccess ExeUpdates: | 3799601408 | |
| RandomAccess N: | 67108864 | |||
| FFT | ||||
| S-FFT: | 0.777419 GFlop/s | EP-FFT: | 0.600419 GFlop/s | |
| MPIFFT: | 36.0244 GFlop/s | MPIFFT N: | 2147483648 | |
| MPIFFT Max Error: | 0.00000000000000237874 | MPIFFT time0: | 0.00000143051 seconds | |
| MPIFFT time1: | 1.72262 seconds | MPIFFT time2: | 0.657593 seconds | |
| MPIFFT time3: | 1.79687 seconds | MPIFFT time4: | 2.68979 seconds | |
| MPIFFT time5: | 2.33116 seconds | MPIFFT time6: | 0.00000119209 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 8 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 7.68799 GFlop/s | EP-DGEMM: | 7.56106 GFlop/s | |
| DGEMM N: | 5625 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 20.116 usec | RandomRing Bandwidth: | 0.0907744 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 11.6587 usec | NaturalRing Bandwidth: | 0.185612 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 4.03821 usec | Maximum PingPong Bandwidth: | 6.48019 GB/s | |
| Minimum PingPong Latency: | 1.35601 usec | Minimum PingPong Bandwidth: | 2.54354 GB/s | |
| Average PingPong Latency: | 3.68936 usec | Average PingPong Bandwidth: | 2.73491 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: | |||