combiner in mapreduce

3:47

4:08

17:05

1:08:07

24:42

9:09

1:00:33

5:56

1:44:24

15:01

9:58

35:07

49:40

13:29

8:34

8:39

45:56

57:08

11:58

13:44

3:06

28:21

22:13

1:24:23

2:46

18:06

15:17

8:14

18:08

10:10

1:35:06

5:42

5:52

10:36

37:13

40:49

15:00

8:31

15:10

11:31

11:13

5:51

13:32

22:08

1:19

39:15

13:32

1:13:43

1:51:48

9:44

2:58

13:34

15:06

2:58

5:37

5:38

9:43

20:09

6:54

3:15:44