HPC Challenge Benchmark Record

System Information
Affiliation:   MIT Lincoln Laboratory   URL:   http://www.ll.mit.edu/
Location:   USA, Massachusetts, Lexington   System Use:   Research
System Manufacturer:   TopSpin/Cisco   System Name:   LLGrid TX2500
Interconnect Manufacturer:   TopSpin/Cisco   Interconnect Type:   InfiniBand
Operating System:   Linux CentOS 4.4 kernel 2.6.9-42.0.2.ELsmp   MPI:   Open MPI 1.1.1
MPI Wtick:   0.000001   BLAS:   ATLAS 3
Language:   C   Compiler:   gcc 3.4.6
Compiler Flags:   -fomit-frame-pointer -O3 -funroll-loops -W -Wall   Processor Type:   Intel Xeon
Processor Speed:   3.2 GHz   Total Processors:   832
Processors Entered:   256   Processors determined:   256
Cores per chip:   1   HPL Processes:   256
MPI Processes:   256   Threads Entered:   1
Threads determined:   1   FLOPs per cycle:   2
Theoretical peak:   1.6384 TFlop/s   Total memory:   3328 GiB
FFT library:    

HPL
HPL:   0.882942 Tflop/s   HPL time:   26566.2
HPL eps:   1.11022e-16   HPL Rnorm1:   89544200000
HPL Anorm1:   82255.6   HPL AnormI:   81920
HPL Xnorm1:   1.457e25   HPL XnormI:   6.28166e23
HPL N:   327680   HPL NB:   80
HPL NProw:   16   HPL NPcol:   16
HPL depth:   1   HPL NBdiv:   2
HPL NBmin:   4   HPL CPfact:   R
HPL CRfact:   C   HPL CPtop:   1
HPL order:   C
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:   12.2818 GB/s   PTRANS time:   17.485 seconds
PTRANS residual:   0   PTRANS N:   163840
PTRANS NB:   80   PTRANS NProw:   16
PTRANS NPcol:   16

STREAM
S-STREAM Copy:   2.50908 GB/s   S-STREAM Scale:   2.42368 GB/s
S-STREAM Add:   2.95857 GB/s   S-STREAM Triad:   2.96153 GB/s
EP-STREAM Copy:   2.49354 GB/s   EP-STREAM Scale:   2.40818 GB/s
EP-STREAM Add:   2.93784 GB/s   EP-STREAM Triad:   2.94071 GB/s
STREAM Vector Size:   139810133   STREAM Threads:   1

RandomAccess
S-RandomAccess:   0.0101971 Gup/s   EP-RandomAccess:   0.0102347 Gup/s
G-RandomAccess:   0.144055 Gup/s   G-RandomAccess N:   68719476736
G-RandomAccess time:   61.2259 seconds   G-RandomAccess Check Time:   10.1707 seconds
G-RandomAccess Errors:   0   G-RandomAccess Errors Fraction:   0
G-RandomAccess TimeBound:   6641.55   G-RandomAccess ExeUpdates:   8819913984
RandomAccess N:   268435456

FFT
S-FFT:   0.597032 GFlop/s   EP-FFT:   0.595875 GFlop/s
MPIFFT:   34.8689 GFlop/s   MPIFFT N:   8589934592
MPIFFT Max Error:   0.00000000000000243052   MPIFFT time0:   0.00000309944 seconds
MPIFFT time1:   8.83849 seconds   MPIFFT time2:   2.86042 seconds
MPIFFT time3:   8.31474 seconds   MPIFFT time4:   9.57083 seconds
MPIFFT time5:   10.6207 seconds   MPIFFT time6:   0.00000309944 seconds
FFTEnblk:   16   FFTEnp:   8
FFTEl2size:   1048576

DGEMM
S-DGEMM:   4.86973 GFlop/s   EP-DGEMM:   4.87347 GFlop/s
DGEMM N:   10240

RandomRing Latency/Bandwidth
RandomRing Latency:   9.68332 usec   RandomRing Bandwidth:   0.112357 GB/s

NaturalRing Latency/Bandwidth
NaturalRing Latency:   10.2043 usec   NaturalRing Bandwidth:   0.112751 GB/s

PingPong Latency/Bandwidth
Maximum PingPong Latency:   8.00192 usec   Maximum PingPong Bandwidth:   0.698818 GB/s
Minimum PingPong Latency:   5.126 usec   Minimum PingPong Bandwidth:   0.615271 GB/s
Average PingPong Latency:   7.26356 usec   Average PingPong Bandwidth:   0.650633 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:   4000   MemSpec:   3
MemVal:   4000

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: base - Parent ID: 221
Created: 2007-07-30 - Exported: Mon Dec 22 03:25:48 2014
HPC Challenge Benchmark Record