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Table 2 Results of the 2340 factorial design to analyze configuration aspects of the COMPSs HDFS API

From: Upgrading a high performance computing environment for massive data processing

Parameter

Effect

Variation (%)

95% Confidence Interval (two-sided)

Grep

Intercept

57.97

-

(57.55, 58.39)

A

-11.16

56.93

(-11.58, -10.74)

B

-6.85

21.41

(-7.26, -6.438)

C

4.88

10.9

(4.46, 5.30)

AB

0.51

0.12

(0.09, 0.93)

AC

1.31

0.79

(0.89, 1.73)

BC

-2.2

2.21

(-2.61, -1.78)

ABC

-1.55

1.11

(-1.97, -1.13)

Effects (%)

 

93.48

 

Wordcount

Intercept

220.57

-

(220.27, 220.87)

A

-7.83

82.44

(-8.13, -7.54)

B

-1.73

4.02

(-2.02, -1.43)

C

-0.35

0.17

(-0.65, -0.06)

AB

0.58

0.45

(0.28, 0.87)

AC

0.40

0.22

(0.11, 0.70)

BC

1.40

2.73

(1.12, 1.72)

ABC

0.56

0.42

(0.26, 0.85)

Effects (%)

 

90.46