
372 Large Scale and Big Data
End-to-end throughput
(operations per second)
(operations per second)
(operations per second)
Number of concurrent users
(a)
(b)
50 100 150 200 250 300 350 400
Number of concurrent users
50 100 150 200 250 300 350 400
Number of concurrent users
50 100 150 200 250 300 350 400
0
10
20
30
40
50
60
1 slave 2 slaves
3 slaves 4 slaves
5 slaves 6 slaves
7 slaves 8 slaves
9 slaves
11 slaves
10 slaves
0
10
20
30
40
50
60
70
0
10
20
30
40
50
60
70
1 slave 2 slaves
3 slaves 4 slaves
5 slaves 6 slaves
7 slaves 8 slaves
9 slaves
11 slaves
10 slaves
1 slave 2 slaves
3 slaves 4 slaves
5 slaves 6 slaves
7 slaves 8 slaves ...