This is the node with max used DFS :

Configured Capacity: 39361572290560 (35.80 TB)
DFS Used: 33153470297657 (30.15 TB)
Non DFS Used: 2013917119095 (1.83 TB)
DFS Remaining: 4194184873808 (3.81 TB)
DFS Used%: 84.23%
DFS Remaining%: 10.66%
Configured Cache Capacity: 0 (0 B)
Cache Used: 0 (0 B)
Cache Remaining: 0 (0 B)
Cache Used%: 100.00%
Cache Remaining%: 0.00%
Xceivers: 5
Last contact: Thu Aug 04 14:35:12 EDT 2016

Top command result on that particular node :

354087 yarn      20   0 9171m 926m  22m S 128.2  0.4   3047:42 java
772924 hdfs      20   0 9303m 633m  22m S 63.1  0.2  57:01.48 java
107720 yarn      20   0 9174m 890m  22m S 22.1  0.3   0:13.77 java
  6169 root       0 -20  171m 134m 2112 S 19.2  0.1  12455:13 scopeux
 61427 yarn      20   0 2010m 759m  17m S  3.3  0.3 812:40.22 java
164681 root      20   0     0    0    0 S  1.7  0.0  62:29.04 flush-8:16
107667 yarn      20   0 9165m 523m  22m S  1.3  0.2   0:10.82 java
108383 hdfs      20   0 15580 1812  952 R  1.0  0.0   0:00.19 top
 68450 ams       20   0  484m 8828 3296 S  0.7  0.0  87:01.26 python2.6
   565 root      39  19     0    0    0 S  0.3  0.0 190:50.45 kipmi0
  3861 root      20   0     0    0    0 S  0.3  0.0  12:12.45 kondemand/27
325502 root      20   0 1738m  27m 4188 S  0.3  0.0 434:43.38 python