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Benchmarks

  • Dense matrix add
  • Dense matrix multiply
  • Dense LU factorization
  • Transpose
  • Matrix tridiagonalization, for eigenvalue computations of symmetric matrices

Add/Mult Performance

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  • .

Version

Operation

Cluster Size

Rows

Columns

Total Maps

Total Reduces

Time (seconds)

Bytes Written

Trunk 712655

Addition

2 node

1,000

1,000

2

2

17 seconds

66,326,104

Trunk 712655

SIMDMult

2 node

300

300

2

2

x

x

Trunk 712655

SIMDMult

2 node

200

200

10

1

41 seconds

1,277,170,348

Trunk 712655

SIMDMult

2 node

300

300

60

2

315 seconds

7,070,789,092

 

 

 

 

 

 

 

 

 

Trunk 712658

SIMDMult

2 node

300

300

2

2

181 seconds

5,929,512

Trunk 712658

SIMDMult

2 node

200

200

10

1

72 seconds

4,931,106

Trunk 712658

SIMDMult

2 node

300

300

60

2

267 seconds

16,507,848

...