| System Information | ||||
| Affiliation: | San Diego Supercomputer Center | URL: | http://www.sdsc.edu | |
| Location: | USA, California, San Diego | System Use: | Research | |
| System Manufacturer: | IBM | System Name: | Blue Gene | |
| Interconnect Manufacturer: | IBM | Interconnect Type: | 3D torus + global tree | |
| Operating System: | blrts V1R2M1 | MPI: | MPICH 1.2.1 | |
| MPI Wtick: | 0.00000003142857 | BLAS: | ESSL 4.2.2 | |
| Language: | C | Compiler: | xlc 7.0 | |
| Compiler Flags: | -O3 -qarch=440 | Processor Type: | IBM PowerPC 440 | |
| Processor Speed: | 0.7 GHz | Total Processors: | 2048 | |
| Processors Entered: | 1024 | Processors determined: | 1024 | |
| Cores per chip: | 2 | HPL Processes: | 1024 | |
| MPI Processes: | 1024 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | 4 | |
| Theoretical peak: | 2.867 TFlop/s | Total memory: | GiB | |
| FFT library: | ||||
| HPL | ||||
| HPL: | 1.52383 Tflop/s | HPL time: | 811.754 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.00000000229969 | |
| HPL Anorm1: | 30927.9 | HPL AnormI: | 36687.1 | |
| HPL Xnorm1: | 70424.5 | HPL XnormI: | 3.04421 | |
| HPL N: | 122880 | HPL NB: | 192 | |
| HPL NProw: | 32 | HPL NPcol: | 32 | |
| HPL depth: | 1 | HPL NBdiv: | 12 | |
| HPL NBmin: | 12 | HPL CPfact: | R | |
| HPL CRfact: | R | HPL CPtop: | 0 | |
| 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: | 22.3478 GB/s | PTRANS time: | 1.09457 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 55296 | |
| PTRANS NB: | 64 | PTRANS NProw: | 32 | |
| PTRANS NPcol: | 32 | |||
| STREAM | ||||
| S-STREAM Copy: | 1.06153 GB/s | S-STREAM Scale: | 0.722357 GB/s | |
| S-STREAM Add: | 0.907157 GB/s | S-STREAM Triad: | 0.90764 GB/s | |
| EP-STREAM Copy: | 0.752963 GB/s | EP-STREAM Scale: | 0.672304 GB/s | |
| EP-STREAM Add: | 0.799684 GB/s | EP-STREAM Triad: | 0.871204 GB/s | |
| STREAM Vector Size: | 1228800 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.00726035 Gup/s | EP-RandomAccess: | 0.00451516 Gup/s | |
| G-RandomAccess: | 0.310718 Gup/s | G-RandomAccess N: | 2147483648 | |
| G-RandomAccess time: | 27.6454 seconds | G-RandomAccess Check Time: | 8.10093 seconds | |
| G-RandomAccess Errors: | 0 | G-RandomAccess Errors Fraction: | 0 | |
| G-RandomAccess TimeBound: | 202.938 | G-RandomAccess ExeUpdates: | 8589934592 | |
| RandomAccess N: | 2097152 | |||
| FFT | ||||
| S-FFT: | 0.225098 GFlop/s | EP-FFT: | 0.203626 GFlop/s | |
| MPIFFT: | 70.4411 GFlop/s | MPIFFT N: | 268435456 | |
| MPIFFT Max Error: | 0.0000000000000015553 | MPIFFT time0: | 0.00000403714 seconds | |
| MPIFFT time1: | 0.0787364 seconds | MPIFFT time2: | 0.0572093 seconds | |
| MPIFFT time3: | 0.139435 seconds | MPIFFT time4: | 0.106451 seconds | |
| MPIFFT time5: | 0.139017 seconds | MPIFFT time6: | 0.000000864286 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 8 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 2.36039 GFlop/s | EP-DGEMM: | 2.24241 GFlop/s | |
| DGEMM N: | 960 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 4.18626 usec | RandomRing Bandwidth: | 0.042402 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 3.41186 usec | NaturalRing Bandwidth: | 0.085089 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 3.83161 usec | Maximum PingPong Bandwidth: | 0.15898 GB/s | |
| Minimum PingPong Latency: | 2.68902 usec | Minimum PingPong Bandwidth: | 0.158939 GB/s | |
| Average PingPong Latency: | 3.2164 usec | Average PingPong Bandwidth: | 0.158963 GB/s | |
| Size of Data Types | ||||
| char: | 1 byte | short: | 2 bytes | |
| int: | 4 bytes | long: | 4 bytes | |
| void ptr: | 4 bytes | float: | 4 bytes | |
| double: | 8 bytes | size t: | 4 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: | |||