CloudDB AutoAdmin - Large Scale and Big Data: Processing and Management - page 371

70

1 slave 2 slaves

3 slaves 4 slaves

60

5 slaves 6 slaves

7 slaves 8 slaves

9 slaves
11 slaves

10 slaves

50

40

30

20

10

0

50 100 150 200 250 300 350 400 450

Number of concurrent users
(a)

70

1 slave 2 slaves

3 slaves 4 slaves

60 5 slaves 6 slaves

7 slaves 8 slaves

9 slaves
11 slaves

10 slaves

50

40

30

20

10

0

50 100 150 200 250 300 350 400 450

Number of concurrent users

(b)

70

1 slave 2 slaves

3 slaves 4 slaves

60

5 slaves 6 slaves

7 slaves 8 slaves

9 slaves
11 slaves

10 slaves

50

40

30

20

10

0

50 100 150 200 250 300 350 400 450

Number of concurrent users

(c)

FIGURE 11.5 End-to-end throughput of the workload with the read/write ratio 80/20.
(a) Same zone ( us - west -1 a ). (b) Different zone ( us - west -1 b ). (c) Different region ( eu - west -1 a ).