Metrics

NameNode GC count
NameNode GC count
00.51
    00.51
    09:15
    09:30
    09:45
    10:00
    NameNode GC time
    NameNode GC time
    0 ms0.5 ms1 ms
      0 ms0.5 ms1 ms
      09:15
      09:30
      09:45
      10:00
      NN Connection Load
      NN Connection Load
      0510
        0510
        09:15
        09:30
        09:45
        10:00
        NameNode Heap
        NameNode Heap
        0 MB500 MB1000 MB
          0 MB500 MB1000 MB
          09:15
          09:30
          09:45
          10:00
          NameNode Host Load
          NameNode Host Load
          0 %50 %100 %
            0 %50 %100 %
            09:15
            09:30
            09:45
            10:00
            NameNode RPC
            NameNode RPC
            0 ms500 ms
              0 ms500 ms
              09:15
              09:30
              09:45
              10:00
              Failed disk volumes
              0
              Number of Failed disk volumes across all DataNodes. Its indicative of HDFS bad health.
              Blocks With Corrupted Replicas
              0
              Number represents data blocks with at least one corrupted replica (but not all of them). Its indicative of HDFS bad health.
              Under Replicated Blocks
              0
              Number represents file blocks that does not meet the replication factor criteria. Its indicative of HDFS bad health.
              HDFS Space Utilization
              5%
              Percentage of available space used in the DFS.