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From Kanwar Sangha <kan...@mavenir.com>
Subject cfhistograms
Date Mon, 25 Mar 2013 15:52:12 GMT
Can someone explain how to read the cfhistograms o/p ?

[root@db4 ~]# nodetool cfhistograms usertable data
usertable/data histograms
Offset      SSTables     Write Latency      Read Latency          Row Size      Column Count
1            2857444              4051                 0                 0               
             342711
2            6355104             27021                 0                 0               
                          201313
3            2579941             61600                 0                 0               
                          130489
4             374067            119286                 0                 0             91378
5               9175            210934                 0                 0             68548
6                  0            321098                 0                 0             54479
7                  0            476677                 0                 0             45427
8                  0            734846                 0                 0             38814
10                 0           2867967                 4                 0             65512
12                 0           5366844                22                 0             59967
14                 0           6911431                36                 0             63980
17                 0          10155740               127                 0            115714
20                 0           7432318               302                 0            138759
24                 0           5231047               969                 0            193477
29                 0           2368553              2790                 0            209998
35                 0            859591              4385                 0            204751
42                 0            456978              3790                 0            214658
50                 0            306084              2465                 0            151838
60                 0            223202              2158                 0             40277
72                 0            122906              2896                 0              1735


Thanks
Kanwar


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