| System Information | ||||
| Affiliation: | Government | URL: | ||
| Location: | USA | System Use: | Government | |
| System Manufacturer: | HP | System Name: | XC | |
| Interconnect Manufacturer: | Quadrics | Interconnect Type: | Quadrics Elan4 | |
| Operating System: | Linux 2.6/XC 3.1 | MPI: | Quadrics MPI 1.24-47 | |
| MPI Wtick: | 0.000001 | BLAS: | Goto Itanium2_64p-r1.00 | |
| Language: | C | Compiler: | gcc 3.4.3 | |
| Compiler Flags: | -O3 -fno-alias | Processor Type: | Intel Itanium 2 | |
| Processor Speed: | 1.6 GHz | Total Processors: | 1032 | |
| Processors Entered: | 1024 | Processors determined: | 1024 | |
| Cores per chip: | 1 | HPL Processes: | 1024 | |
| MPI Processes: | 1024 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | 4 | |
| Theoretical peak: | 6.4 TFlop/s | Total memory: | GiB | |
| FFT library: | NA | |||
| HPL | ||||
| HPL: | 4.85327 Tflop/s | HPL time: | 3672.2 | |
| HPL eps: | 1.11022e-16 | HPL Rnorm1: | 0.00000000612994 | |
| HPL Anorm1: | 75101.3 | HPL AnormI: | 80731.6 | |
| HPL Xnorm1: | 523332 | HPL XnormI: | 10.9097 | |
| HPL N: | 299008 | HPL NB: | 136 | |
| HPL NProw: | 32 | HPL NPcol: | 32 | |
| 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: | 154.129 GB/s | PTRANS time: | 1.16014 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 149504 | |
| PTRANS NB: | 146 | PTRANS NProw: | 1024 | |
| PTRANS NPcol: | 1 | |||
| STREAM | ||||
| S-STREAM Copy: | 3.73806 GB/s | S-STREAM Scale: | 3.82228 GB/s | |
| S-STREAM Add: | 4.43145 GB/s | S-STREAM Triad: | 4.42228 GB/s | |
| EP-STREAM Copy: | 1.6149 GB/s | EP-STREAM Scale: | 1.62803 GB/s | |
| EP-STREAM Add: | 1.92043 GB/s | EP-STREAM Triad: | 1.95549 GB/s | |
| STREAM Vector Size: | 29103445 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.00581688 Gup/s | EP-RandomAccess: | 0.00532318 Gup/s | |
| G-RandomAccess: | 0.161566 Gup/s | G-RandomAccess N: | 68719476736 | |
| G-RandomAccess time: | 1701.33 seconds | G-RandomAccess Check Time: | 85.4021 seconds | |
| G-RandomAccess Errors: | 0 | G-RandomAccess Errors Fraction: | 0 | |
| G-RandomAccess TimeBound: | 918.05 | G-RandomAccess ExeUpdates: | 274877906944 | |
| RandomAccess N: | 67108864 | |||
| FFT | ||||
| S-FFT: | 0.664401 GFlop/s | EP-FFT: | 0.607189 GFlop/s | |
| MPIFFT: | 184.127 GFlop/s | MPIFFT N: | 8589934592 | |
| MPIFFT Max Error: | 1.86063 | MPIFFT time0: | 0.0000074 seconds | |
| MPIFFT time1: | 1.0356 seconds | MPIFFT time2: | 1.23814 seconds | |
| MPIFFT time3: | 0.909629 seconds | MPIFFT time4: | 2.50732 seconds | |
| MPIFFT time5: | 1.84225 seconds | MPIFFT time6: | 0.0000022 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 8 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 6.28318 GFlop/s | EP-DGEMM: | 6.2425 GFlop/s | |
| DGEMM N: | 4672 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 5.93966 usec | RandomRing Bandwidth: | 0.15978 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 4.1 usec | NaturalRing Bandwidth: | 0.289036 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 3.02963 usec | Maximum PingPong Bandwidth: | 0.845201 GB/s | |
| Minimum PingPong Latency: | 1.96296 usec | Minimum PingPong Bandwidth: | 0.833229 GB/s | |
| Average PingPong Latency: | 2.78291 usec | Average PingPong Bandwidth: | 0.837857 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: | |||