使用shell命令行方式验证

[grid@h1 hadoop-0.20.2]$ bin/hadoop dfsadmin -report

Configured Capacity: 19865944064 (18.5 GB)

Present Capacity: 8833888256 (8.23 GB)

DFS Remaining: 8833495040 (8.23 GB)

DFS Used: 393216 (384 KB)

DFS Used%: 0%

Under replicated blocks: 4

Blocks with corrupt replicas: 0

Missing blocks: 0

-------------------------------------------------

Datanodes available: 2 (2 total, 0 dead) --2个节点存活无shutdown

Name: 192.168.2.103:50010 -- slaves h2

Decommission Status : Normal --状态正常

Configured Capacity: 9932972032 (9.25 GB)

DFS Used: 196608 (192 KB)

Non DFS Used: 5401513984 (5.03 GB)

DFS Remaining: 4531261440(4.22 GB)

DFS Used%: 0%

DFS Remaining%: 45.62%

Last contact: Fri Nov 02 18:58:02 CST 2012

Name: 192.168.2.105:50010 -- slaves h4

Decommission Status : Normal --状态正常

Configured Capacity: 9932972032 (9.25 GB)

DFS Used: 196608 (192 KB)

Non DFS Used: 5630541824 (5.24 GB)

DFS Remaining: 4302233600(4.01 GB)

DFS Used%: 0%

DFS Remaining%: 43.31%

Last contact: Fri Nov 02 18:58:02 CST 2012

[grid@h1hadoop-0.20.2]$ jps master -> hadoop和hbase都启动了

22926 HQuorumPeer

4709 JobTracker

22977 HMaster

4515 NameNode

4650 SecondaryNameNode

31681 Jps

[grid@h2tmp]$ jps slave1 -> hadoop和hbase都启动了

17188 TaskTracker

22181 Jps

13800 HRegionServer

13727 HQuorumPeer

17077 DataNode

[grid@h4logs]$ jps slave2 -> hadoop和hbase都启动了

27829 TaskTracker

19978 Jps

26875 Jps

17119 DataNode

11636 HRegionServer

11557 HQuorumPeer