HPC Challenge Benchmark Record

System Information
Affiliation:   National Nuclear Security Administration   URL:   Lawrence Livermore National Laboratory
Location:   USA, California, Livermore   System Use:   Government
System Manufacturer:   IBM   System Name:   Blue Gene/L
Interconnect Manufacturer:   IBM   Interconnect Type:   Custom Torus / Tree
Operating System:   Custom IBM compute node kernel (drvier 248)   MPI:   MPICH2 1.0.1
MPI Wtick:   0.000006   BLAS:   ESSL 4.2.2
Language:   C   Compiler:   xlf 9.1, xlc 7.0
Compiler Flags:   -O3 -qarch=440d -qtune=440 for all modules, -05 -qarch=440d -qtune=440 for stream.c and FFT modules. Final linking done with -O5 -qarch=440d -qtune=440   Processor Type:   IBM PowerPC 440
Processor Speed:   0.7 GHz   Total Processors:   131072
Processors Entered:   131072   Processors determined:   65536
Cores per chip:   1   HPL Processes:   65536
MPI Processes:   65536   Threads Entered:   1
Threads determined:   1   FLOPs per cycle:   4
Theoretical peak:   367 TFlop/s   Total memory:   GiB
FFT library:    
Explain Optimizations:
HPL: custom coded using PPC 440 native intrinsics Streams: custom assembly coded kernels FFT: custom coded using PPC native intrinsics MPIRandomAccess: custom code and algorithm This submission used parameters optimized to produce the high possible performance for HPL

HPL
HPL:   259.213 Tflop/s   HPL time:   10007.5
HPL eps:   1.11022e-16   HPL Rnorm1:   0.000000316544
HPL Anorm1:   393919   HPL AnormI:   394119
HPL Xnorm1:   1033100   HPL XnormI:   3.92964
HPL N:   1572863   HPL NB:   96
HPL NProw:   64   HPL NPcol:   1024
HPL depth:   14   HPL NBdiv:   6
HPL NBmin:   6   HPL CPfact:   L
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:   374.418 GB/s   PTRANS time:   13.2146 seconds
PTRANS residual:   0   PTRANS N:   786431
PTRANS NB:   96   PTRANS NProw:   64
PTRANS NPcol:   1024

STREAM
S-STREAM Copy:   1.64368 GB/s   S-STREAM Scale:   1.30681 GB/s
S-STREAM Add:   2.07789 GB/s   S-STREAM Triad:   2.44014 GB/s
EP-STREAM Copy:   1.64387 GB/s   EP-STREAM Scale:   1.30696 GB/s
EP-STREAM Add:   2.05422 GB/s   EP-STREAM Triad:   2.43986 GB/s
STREAM Vector Size:   12582896   STREAM Threads:   1

RandomAccess
S-RandomAccess:   0.00652254 Gup/s   EP-RandomAccess:   0.00652244 Gup/s
G-RandomAccess:   32.9834 Gup/s   G-RandomAccess N:   2199023255552
G-RandomAccess time:   0.939738 seconds   G-RandomAccess Check Time:   563.158 seconds
G-RandomAccess Errors:   0   G-RandomAccess Errors Fraction:   0
G-RandomAccess TimeBound:   2501.87   G-RandomAccess ExeUpdates:   30995775488
RandomAccess N:   33554432

FFT
S-FFT:   0.21438 GFlop/s   EP-FFT:   0.213897 GFlop/s
MPIFFT:   2228.39 GFlop/s   MPIFFT N:   274877906944
MPIFFT Max Error:   0.00000000000000196124   MPIFFT time0:   0.00000305571 seconds
MPIFFT time1:   6.15397 seconds   MPIFFT time2:   2.18147 seconds
MPIFFT time3:   5.76867 seconds   MPIFFT time4:   2.7637 seconds
MPIFFT time5:   6.44309 seconds   MPIFFT time6:   0.000000947144 seconds
FFTEnblk:   16   FFTEnp:   4
FFTEl2size:   1048576

DGEMM
S-DGEMM:   2.31661 GFlop/s   EP-DGEMM:   2.31471 GFlop/s
DGEMM N:   3071

RandomRing Latency/Bandwidth
RandomRing Latency:   7.77875 usec   RandomRing Bandwidth:   0.0110987 GB/s

NaturalRing Latency/Bandwidth
NaturalRing Latency:   3.43248 usec   NaturalRing Bandwidth:   0.185146 GB/s

PingPong Latency/Bandwidth
Maximum PingPong Latency:   8.8058 usec   Maximum PingPong Bandwidth:   0.158964 GB/s
Minimum PingPong Latency:   2.95256 usec   Minimum PingPong Bandwidth:   0.152344 GB/s
Average PingPong Latency:   5.92455 usec   Average PingPong Bandwidth:   0.157591 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:  


Version: 1.0.0.b - Run Type: opt - Parent ID: 121
Created: 2005-11-02 - Exported: Wed Jul 23 14:19:29 2014
HPC Challenge Benchmark Record