| System Information | ||||
| Affiliation: | ERDC MSRC | URL: | http://www.erdc.hpc.mil | |
| Location: | USA, Mississippi, Vicksburg | System Use: | Research | |
| System Manufacturer: | Cray Inc. | System Name: | XT3 | |
| Interconnect Manufacturer: | Cray | Interconnect Type: | Cray Seastar | |
| Operating System: | Unicos/lc 1.5.39 | MPI: | MPICH 2 v 1.0.2 | |
| MPI Wtick: | 0.000001 | BLAS: | ACML 3.6 | |
| Language: | C | Compiler: | PGI 6.2.5 | |
| Compiler Flags: | -fastsse -Minfo=loop -Mneginfo=loop -DLONG_IS_64BITS -DFFTE_NP=4 | Processor Type: | AMD Opteron | |
| Processor Speed: | 2.6 GHz | Total Processors: | 8192 | |
| Processors Entered: | 8190 | Processors determined: | 8190 | |
| Cores per chip: | 2 | HPL Processes: | 8190 | |
| MPI Processes: | 8190 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | 2 | |
| Theoretical peak: | 42.6 TFlop/s | Total memory: | 16384 GiB | |
| FFT library: | ||||
| HPL | ||||
| HPL: | 35.1985 Tflop/s | HPL time: | 38520.8 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.000000235261 | |
| HPL Anorm1: | 317379 | HPL AnormI: | 317593 | |
| HPL Xnorm1: | 1938680 | HPL XnormI: | 10.4738 | |
| HPL N: | 1266980 | HPL NB: | 60 | |
| HPL NProw: | 90 | HPL NPcol: | 91 | |
| HPL depth: | 2 | HPL NBdiv: | 2 | |
| HPL NBmin: | 4 | HPL CPfact: | R | |
| HPL CRfact: | R | 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: | 603.105 GB/s | PTRANS time: | 5.32325 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 633490 | |
| PTRANS NB: | 84 | PTRANS NProw: | 90 | |
| PTRANS NPcol: | 91 | |||
| STREAM | ||||
| S-STREAM Copy: | 4.57604 GB/s | S-STREAM Scale: | 4.59519 GB/s | |
| S-STREAM Add: | 4.51792 GB/s | S-STREAM Triad: | 4.45928 GB/s | |
| EP-STREAM Copy: | 2.33567 GB/s | EP-STREAM Scale: | 2.26646 GB/s | |
| EP-STREAM Add: | 2.20341 GB/s | EP-STREAM Triad: | 2.19766 GB/s | |
| STREAM Vector Size: | 65333264 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.0181832 Gup/s | EP-RandomAccess: | 0.0101257 Gup/s | |
| G-RandomAccess: | 0.730818 Gup/s | G-RandomAccess N: | 1099511627776 | |
| G-RandomAccess time: | 61.4406 seconds | G-RandomAccess Check Time: | 17.7701 seconds | |
| G-RandomAccess Errors: | 0 | G-RandomAccess Errors Fraction: | 0 | |
| G-RandomAccess TimeBound: | 9630.2 | G-RandomAccess ExeUpdates: | 44901879750 | |
| RandomAccess N: | 134217728 | |||
| FFT | ||||
| S-FFT: | 0.607349 GFlop/s | EP-FFT: | 0.551975 GFlop/s | |
| MPIFFT: | 882.423 GFlop/s | MPIFFT N: | 68719476736 | |
| MPIFFT Max Error: | 0.00000000000000224529 | MPIFFT time0: | 0.00000190735 seconds | |
| MPIFFT time1: | 2.24405 seconds | MPIFFT time2: | 3.41808 seconds | |
| MPIFFT time3: | 1.60396 seconds | MPIFFT time4: | 4.16825 seconds | |
| MPIFFT time5: | 2.22498 seconds | MPIFFT time6: | 0.000000953674 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 4 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 4.79857 GFlop/s | EP-DGEMM: | 4.7915 GFlop/s | |
| DGEMM N: | 6999 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 14.2212 usec | RandomRing Bandwidth: | 0.0859899 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 12.1832 usec | NaturalRing Bandwidth: | 0.170314 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 7.86781 usec | Maximum PingPong Bandwidth: | 2.07024 GB/s | |
| Minimum PingPong Latency: | 5.05149 usec | Minimum PingPong Bandwidth: | 1.1481 GB/s | |
| Average PingPong Latency: | 6.45486 usec | Average PingPong Bandwidth: | 1.16487 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: | |||