我在VirtualBox上的ubuntu 11.0.4上安装了hadoop 1.0.4(与我的主机名相同),不知怎的,数据节点关闭,在日志文件中出现以下错误
/************************************************************
STARTUP_MSG: Starting DataNode
STARTUP_MSG: host = VirtualBox/127.0.1.1
STARTUP_MSG: args = []
STARTUP_MSG: version = 1.0.4
STARTUP_MSG: build = https://svn.apache.org/repos/asf/hadoop/common/branches/branch-1.0 -r 1393290; compiled by 'hortonfo' on Wed Oct 3 05:13:58 UTC 2012
************************************************************/
2013-08-18 19:52:21,301 INFO org.apache.hadoop.metrics2.impl.MetricsConfig: loaded properties from hadoop-metrics2.properties
2013-08-18 19:52:21,394 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source MetricsSystem,sub=Stats registered.
2013-08-18 19:52:21,412 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Scheduled snapshot period at 10 second(s).
2013-08-18 19:52:21,417 INFO org.apache.hadoop.metrics2.impl.MetricsSystemImpl: DataNode metrics system started
2013-08-18 19:52:23,207 INFO org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source ugi registered. …