| System Information | ||||
| Affiliation: | OCF plc | URL: | http://www.ocf.co.uk | |
| Location: | United Kingdom, Sheffield | System Use: | Vendor | |
| System Manufacturer: | OCF plc | System Name: | Furmidge iPath 1 | |
| Interconnect Manufacturer: | PathScale | Interconnect Type: | InfiniPath 1.1 | |
| Operating System: | RHEL 4 Update 2 | MPI: | PathScale MPI 1.1 | |
| MPI Wtick: | 0.0000009536743 | BLAS: | libgoto 1.00 | |
| Language: | C | Compiler: | PathScale EKOPath | |
| Compiler Flags: | defaults | Processor Type: | AMD Opteron | |
| Processor Speed: | 2.4 GHz | Total Processors: | 32 | |
| Processors Entered: | 32 | Processors determined: | 32 | |
| Cores per chip: | 2 | HPL Processes: | 32 | |
| MPI Processes: | 32 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | 2 | |
| Theoretical peak: | 0.1536 TFlop/s | Total memory: | GiB | |
| FFT library: | ||||
| Explain Optimizations: | ||||
| No Optimization | ||||
| HPL | ||||
| HPL: | 0.125347 Tflop/s | HPL time: | 934.064 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.000000000108603 | |
| HPL Anorm1: | 14145.4 | HPL AnormI: | 14103.3 | |
| HPL Xnorm1: | 20939.7 | HPL XnormI: | 1.9376 | |
| HPL N: | 56000 | HPL NB: | 200 | |
| HPL NProw: | 4 | HPL NPcol: | 8 | |
| 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: | 3.78138 GB/s | PTRANS time: | 1.65865 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 28000 | |
| PTRANS NB: | 200 | PTRANS NProw: | 4 | |
| PTRANS NPcol: | 8 | |||
| STREAM | ||||
| S-STREAM Copy: | 2.24748 GB/s | S-STREAM Scale: | 2.2219 GB/s | |
| S-STREAM Add: | 2.95068 GB/s | S-STREAM Triad: | 2.90526 GB/s | |
| EP-STREAM Copy: | 1.40529 GB/s | EP-STREAM Scale: | 1.41142 GB/s | |
| EP-STREAM Add: | 1.5985 GB/s | EP-STREAM Triad: | 1.6059 GB/s | |
| STREAM Vector Size: | 32666666 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.00893218 Gup/s | EP-RandomAccess: | 0.00719543 Gup/s | |
| G-RandomAccess: | 0.0746576 Gup/s | G-RandomAccess N: | 2147483648 | |
| G-RandomAccess time: | 53.4933 seconds | G-RandomAccess Check Time: | 27.2835 seconds | |
| G-RandomAccess Errors: | 0 | G-RandomAccess Errors Fraction: | 0 | |
| G-RandomAccess TimeBound: | 233.516 | G-RandomAccess ExeUpdates: | 3993679808 | |
| RandomAccess N: | 67108864 | |||
| FFT | ||||
| S-FFT: | 0.566243 GFlop/s | EP-FFT: | 0.450339 GFlop/s | |
| MPIFFT: | 6.60641 GFlop/s | MPIFFT N: | 268435456 | |
| MPIFFT Max Error: | 0.0000000000000021442 | MPIFFT time0: | 0.00000309944 seconds | |
| MPIFFT time1: | 0.884831 seconds | MPIFFT time2: | 0.769611 seconds | |
| MPIFFT time3: | 0.66749 seconds | MPIFFT time4: | 2.10783 seconds | |
| MPIFFT time5: | 1.0631 seconds | MPIFFT time6: | 0.00000190735 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 8 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 4.42463 GFlop/s | EP-DGEMM: | 4.37056 GFlop/s | |
| DGEMM N: | 4949 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 1.6133 usec | RandomRing Bandwidth: | 0.184033 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 1.74046 usec | NaturalRing Bandwidth: | 0.443285 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 1.58283 usec | Maximum PingPong Bandwidth: | 1.6287 GB/s | |
| Minimum PingPong Latency: | 0.887447 usec | Minimum PingPong Bandwidth: | 0.878526 GB/s | |
| Average PingPong Latency: | 1.4158 usec | Average PingPong Bandwidth: | 0.994379 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: | |||