Civil Engineering Reference
In-Depth Information
This job ran on 32 processors
There are 85176 nodes 676 restrained and 253500 equations
Time after setup is : 1.52999999999883585
The range is 0.0000E+00 to 0.1000E+01
There are 9 eigenvalues in the range
It took 1005 iterations
The eigenvalues are :
0.1580E-02 0.3217E-01 0.4592E-01 0.9977E-01 0.2610E+00 0.2894E+00
0.7217E+00 0.8033E+00 0.8873E+00
The eigenvectors are :
Eigenvector number 1 is:
0.6026E+00 0.6025E+00 -0.6662E-01 0.6026E+00 0.6025E+00 -0.7326E-01
Eigenvector number 2 is:
0.9296E-01 0.6500E+00 -0.8792E-04 0.3099E-01 0.6500E+00 0.8798E-04
Eigenvector number 3 is:
-0.5045E+00 -0.5034E+00 0.2030E+00 -0.5045E+00 -0.5034E+00 0.2231E+00
Eigenvector number 4 is:
-0.9671E-03 0.4628E-04 0.6334E+00 -0.9672E-03 -0.4628E-04 0.6334E+00
Eigenvector number 5 is:
0.4333E+00 0.4247E+00 -0.2817E+00 0.4335E+00 0.4250E+00 -0.3083E+00
This analysis took : 85.7199999999975262
Figure 12.36
Results from Program 12.8 example
Mesh
No of Processors
Analysis Time(secs)[Using BLAS]
25x125x25 16 163.8
32 85.7 [22]
Figure 12.37
Performance statistics: Program 12.8 (IBM SP2)
320,000 elements, 1.1M equations
# Processors
16 64 256 384
Total
327.4 70.5 21.3 17.4
Setup
52.0 12.9 4.5 4.9
Iterations
1,609 1,636 1,629 1,663
Figure 12.38
Larger data set: Program 12.8 (SGI Origin 3000)
2.56M elements, 7.8M equations
# Processors
<186 192 256 384
insufficient
memory
Total
1,636.8 414.2 252.1
Setup
141.6 108.8 72.4
Iterations
3,174 3,198 3,254
Figure 12.39
Larger data set: Program 12.8 (SGI Origin 3000)
