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旧 蠍磯.
[edit]
2 hadoop dfsadmin #
螳 碁れ 螻 讌 危ｴ覲伎.
hadoop dfsadmin -report
huser@nameNode:~$ hadoop dfsadmin -report Warning: $HADOOP_HOME is deprecated. Configured Capacity: 80319594496 (74.8 GB) Present Capacity: 63944634368 (59.55 GB) DFS Remaining: 63753732096 (59.38 GB) DFS Used: 190902272 (182.06 MB) DFS Used%: 0.3% Under replicated blocks: 40 Blocks with corrupt replicas: 0 Missing blocks: 0 ------------------------------------------------- Datanodes available: 4 (4 total, 0 dead) Name: 192.168.136.5:50010 Decommission Status : Normal Configured Capacity: 20079898624 (18.7 GB) DFS Used: 47538176 (45.34 MB) Non DFS Used: 4093796352 (3.81 GB) DFS Remaining: 15938564096(14.84 GB) DFS Used%: 0.24% DFS Remaining%: 79.38% Last contact: Wed Nov 28 09:01:22 KST 2012 Name: 192.168.136.4:50010 Decommission Status : Normal Configured Capacity: 20079898624 (18.7 GB) DFS Used: 47890432 (45.67 MB) Non DFS Used: 4093718528 (3.81 GB) DFS Remaining: 15938289664(14.84 GB) DFS Used%: 0.24% DFS Remaining%: 79.37% Last contact: Wed Nov 28 09:01:21 KST 2012 Name: 192.168.136.6:50010 Decommission Status : Normal Configured Capacity: 20079898624 (18.7 GB) DFS Used: 47534080 (45.33 MB) Non DFS Used: 4093710336 (3.81 GB) DFS Remaining: 15938654208(14.84 GB) DFS Used%: 0.24% DFS Remaining%: 79.38% Last contact: Wed Nov 28 09:01:21 KST 2012 Name: 192.168.136.7:50010 Decommission Status : Normal Configured Capacity: 20079898624 (18.7 GB) DFS Used: 47939584 (45.72 MB) Non DFS Used: 4093734912 (3.81 GB) DFS Remaining: 15938224128(14.84 GB) DFS Used%: 0.24% DFS Remaining%: 79.37% Last contact: Wed Nov 28 09:01:22 KST 2012 huser@nameNode:~$
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