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:   128   Processors determined:   128
Cores per chip:   1   HPL Processes:   128
MPI Processes:   128   Threads Entered:   1
Threads determined:   1   FLOPs per cycle:   2
Theoretical peak:   0.8192 TFlop/s   Total memory:   3328 GiB
FFT library:    

HPL
HPL:   0.442044 Tflop/s   HPL time:   18754.8
HPL eps:   1.11022e-16   HPL Rnorm1:   0.0000000107634
HPL Anorm1:   58215   HPL AnormI:   58389.7
HPL Xnorm1:   186220   HPL XnormI:   4.8313
HPL N:   231680   HPL NB:   80
HPL NProw:   8   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:   13.2323 GB/s   PTRANS time:   8.11281 seconds
PTRANS residual:   0   PTRANS N:   115840
PTRANS NB:   80   PTRANS NProw:   8
PTRANS NPcol:   16

STREAM
S-STREAM Copy:   2.50712 GB/s   S-STREAM Scale:   2.41831 GB/s
S-STREAM Add:   2.95193 GB/s   S-STREAM Triad:   2.95687 GB/s
EP-STREAM Copy:   2.49778 GB/s   EP-STREAM Scale:   2.41084 GB/s
EP-STREAM Add:   2.9411 GB/s   EP-STREAM Triad:   2.94552 GB/s
STREAM Vector Size:   139780266   STREAM Threads:   1

RandomAccess
S-RandomAccess:   0.0101874 Gup/s   EP-RandomAccess:   0.0102282 Gup/s
G-RandomAccess:   0.102388 Gup/s   G-RandomAccess N:   34359738368
G-RandomAccess time:   59.3326 seconds   G-RandomAccess Check Time:   10.4769 seconds
G-RandomAccess Errors:   0   G-RandomAccess Errors Fraction:   0
G-RandomAccess TimeBound:   4688.71   G-RandomAccess ExeUpdates:   6074931584
RandomAccess N:   268435456

FFT
S-FFT:   0.597131 GFlop/s   EP-FFT:   0.595675 GFlop/s
MPIFFT:   17.3903 GFlop/s   MPIFFT N:   4294967296
MPIFFT Max Error:   0.00000000000000220373   MPIFFT time0:   0.00000190735 seconds
MPIFFT time1:   8.54251 seconds   MPIFFT time2:   2.63938 seconds
MPIFFT time3:   7.81378 seconds   MPIFFT time4:   11.4088 seconds
MPIFFT time5:   8.66154 seconds   MPIFFT time6:   0.00000309944 seconds
FFTEnblk:   16   FFTEnp:   8
FFTEl2size:   1048576

DGEMM
S-DGEMM:   4.88496 GFlop/s   EP-DGEMM:   4.87845 GFlop/s
DGEMM N:   10238

RandomRing Latency/Bandwidth
RandomRing Latency:   8.33001 usec   RandomRing Bandwidth:   0.171202 GB/s

NaturalRing Latency/Bandwidth
NaturalRing Latency:   9.29832 usec   NaturalRing Bandwidth:   0.155343 GB/s

PingPong Latency/Bandwidth
Maximum PingPong Latency:   8.25524 usec   Maximum PingPong Bandwidth:   0.67902 GB/s
Minimum PingPong Latency:   5.06639 usec   Minimum PingPong Bandwidth:   0.634012 GB/s
Average PingPong Latency:   7.19751 usec   Average PingPong Bandwidth:   0.661076 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: Thu Nov 27 05:37:14 2014
HPC Challenge Benchmark Record