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Table 7 Summary of the run times of the strong scalability of the GKB algorithm for a prestressed concrete block of sizes \(m=1538103\) and \(n=750000\)

From: Application of an iterative Golub-Kahan algorithm to structural mechanics problems with multi-point constraints

#Cores

Total solver (s)

GKB time (s)

1

16,713.2

11.8

10

2071.8

8.58

20

1244.73

5.73

40

655.38

2.7

80

340.81

1.63

160

194.26

1.2

200

169.05

1.13