Hadoop配置单节点,DataNode没有启动
2017-07-17 15:13
501 查看
查看日志:
[python] view
plain copy
[root@slave01 mapred]# tail -100 /opt/modules/hadoop/hadoop-1.0.3/libexec/../logs/hadoop-hadoop-datanode-slave01.log
2013-11-12 19:19:22,650 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: STARTUP_MSG:
/************************************************************
STARTUP_MSG: Starting DataNode
STARTUP_MSG: host = slave01/10.10.205.200
STARTUP_MSG: args = []
STARTUP_MSG: version = 1.0.3
STARTUP_MSG: build = https://svn.apache.org/repos/asf/hadoop/common/branches/branch-1.0 -r 1335192; compiled by 'hortonfo' on Tue May 8 20:31:25 UTC 2012
************************************************************/
2013-11-12 19:19:27,175 INFO org.apache.hadoop.metrics2.impl.MetricsConfig: loaded properties from hadoop-metrics2.properties
2013-11-12 19:19:27,272 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source MetricsSystem,sub=Stats registered.
2013-11-12 19:19:27,455 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Scheduled snapshot period at 10 second(s).
2013-11-12 19:19:27,455 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: DataNode metrics system started
2013-11-12 19:19:28,054 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source ugi registered.
2013-11-12 19:19:29,224 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Invalid directory in dfs.data.dir: Incorrect permission for /opt/data/hadoop/hdfs/data, expected: rwxr-xr-x, while actual: rwxrwxr-x
2013-11-12 19:19:29,224 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: All directories in dfs.data.dir are invalid.
2013-11-12 19:19:29,224 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Exiting Datanode
2013-11-12 19:19:29,225 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: SHUTDOWN_MSG:
发现:Invalid directory in dfs.data.dir: Incorrect permission for /opt/data/Hadoop/hdfs/data,
expected: rwxr-xr-x, while actual: rwxrwxr-x
处理方式:
[python] view
plain copy
[root@slave01 opt]# ll
total 24
drwxr-xr-x 3 hadoop hadoop 4096 Oct 30 02:52 data
drwxr-xr-x 3 root root 4096 Oct 30 02:52 modules
drwxr-xr-x 3 root root 4096 Oct 30 02:30 sun
[root@slave01 opt]# chmod g-w /opt/data/hadoop/hdfs/data
[root@slave01 opt]# cd /opt/data/hadoop/hdfs/data
[root@slave01 data]# ll
total 0
[root@slave01 data]# cd ../
[root@slave01 hdfs]# ll
total 16
drwxr-xr-x 2 hadoop hadoop 4096 Oct 30 20:38 data
drwxrwxr-x 2 hadoop hadoop 4096 Oct 30 20:38 name
重新启动后检查:
[delphi] view
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[hadoop@master bin]$ hadoop dfsadmin -report
Warning: $HADOOP_HOME is deprecated.
Configured Capacity: 16002351104 (14.9 GB)
Present Capacity: 10700967966 (9.97 GB)
DFS Remaining: 10700845056 (9.97 GB)
DFS Used: 122910 (120.03 KB)
DFS Used%: 0%
Under replicated blocks: 1
Blocks with corrupt replicas: 0
Missing blocks: 0
-------------------------------------------------
Datanodes available: 2 (2 total, 0 dead)
Name: 10.10.205.200:50010
Decommission Status : Normal
Configured Capacity: 8001175552 (7.45 GB)
DFS Used: 61455 (60.01 KB)
Non DFS Used: 2656518129 (2.47 GB)
DFS Remaining: 5344595968(4.98 GB)
DFS Used%: 0%
DFS Remaining%: 66.8%
Last contact: Tue Nov 12 21:03:17 PST 2013
Name: 10.10.205.201:50010
Decommission Status : Normal
Configured Capacity: 8001175552 (7.45 GB)
DFS Used: 61455 (60.01 KB)
Non DFS Used: 2644865009 (2.46 GB)
DFS Remaining: 5356249088(4.99 GB)
DFS Used%: 0%
DFS Remaining%: 66.94%
Last contact: Tue Nov 12 21:03:17 PST 2013
[python] view
plain copy
[root@slave01 mapred]# tail -100 /opt/modules/hadoop/hadoop-1.0.3/libexec/../logs/hadoop-hadoop-datanode-slave01.log
2013-11-12 19:19:22,650 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: STARTUP_MSG:
/************************************************************
STARTUP_MSG: Starting DataNode
STARTUP_MSG: host = slave01/10.10.205.200
STARTUP_MSG: args = []
STARTUP_MSG: version = 1.0.3
STARTUP_MSG: build = https://svn.apache.org/repos/asf/hadoop/common/branches/branch-1.0 -r 1335192; compiled by 'hortonfo' on Tue May 8 20:31:25 UTC 2012
************************************************************/
2013-11-12 19:19:27,175 INFO org.apache.hadoop.metrics2.impl.MetricsConfig: loaded properties from hadoop-metrics2.properties
2013-11-12 19:19:27,272 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source MetricsSystem,sub=Stats registered.
2013-11-12 19:19:27,455 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Scheduled snapshot period at 10 second(s).
2013-11-12 19:19:27,455 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: DataNode metrics system started
2013-11-12 19:19:28,054 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source ugi registered.
2013-11-12 19:19:29,224 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Invalid directory in dfs.data.dir: Incorrect permission for /opt/data/hadoop/hdfs/data, expected: rwxr-xr-x, while actual: rwxrwxr-x
2013-11-12 19:19:29,224 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: All directories in dfs.data.dir are invalid.
2013-11-12 19:19:29,224 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Exiting Datanode
2013-11-12 19:19:29,225 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: SHUTDOWN_MSG:
发现:Invalid directory in dfs.data.dir: Incorrect permission for /opt/data/Hadoop/hdfs/data,
expected: rwxr-xr-x, while actual: rwxrwxr-x
处理方式:
[python] view
plain copy
[root@slave01 opt]# ll
total 24
drwxr-xr-x 3 hadoop hadoop 4096 Oct 30 02:52 data
drwxr-xr-x 3 root root 4096 Oct 30 02:52 modules
drwxr-xr-x 3 root root 4096 Oct 30 02:30 sun
[root@slave01 opt]# chmod g-w /opt/data/hadoop/hdfs/data
[root@slave01 opt]# cd /opt/data/hadoop/hdfs/data
[root@slave01 data]# ll
total 0
[root@slave01 data]# cd ../
[root@slave01 hdfs]# ll
total 16
drwxr-xr-x 2 hadoop hadoop 4096 Oct 30 20:38 data
drwxrwxr-x 2 hadoop hadoop 4096 Oct 30 20:38 name
重新启动后检查:
[delphi] view
plain copy
[hadoop@master bin]$ hadoop dfsadmin -report
Warning: $HADOOP_HOME is deprecated.
Configured Capacity: 16002351104 (14.9 GB)
Present Capacity: 10700967966 (9.97 GB)
DFS Remaining: 10700845056 (9.97 GB)
DFS Used: 122910 (120.03 KB)
DFS Used%: 0%
Under replicated blocks: 1
Blocks with corrupt replicas: 0
Missing blocks: 0
-------------------------------------------------
Datanodes available: 2 (2 total, 0 dead)
Name: 10.10.205.200:50010
Decommission Status : Normal
Configured Capacity: 8001175552 (7.45 GB)
DFS Used: 61455 (60.01 KB)
Non DFS Used: 2656518129 (2.47 GB)
DFS Remaining: 5344595968(4.98 GB)
DFS Used%: 0%
DFS Remaining%: 66.8%
Last contact: Tue Nov 12 21:03:17 PST 2013
Name: 10.10.205.201:50010
Decommission Status : Normal
Configured Capacity: 8001175552 (7.45 GB)
DFS Used: 61455 (60.01 KB)
Non DFS Used: 2644865009 (2.46 GB)
DFS Remaining: 5356249088(4.99 GB)
DFS Used%: 0%
DFS Remaining%: 66.94%
Last contact: Tue Nov 12 21:03:17 PST 2013
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