检查logs目录下的hadoop-root-jobtracker日志文件
2014-02-26 19:56:06,782 FATAL org.apache.hadoop.mapred.JobTracker: java.lang.IllegalArgumentException: Does not contain a valid host
:port authority: local
at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:164)
at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:130)
at org.apache.hadoop.mapred.JobTracker.getAddress(JobTracker.java:2312)
at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:2070)
at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:1889)
at org.apache.hadoop.mapred.JobTracker.<init>(JobTracker.java:1883)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:312)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:303)
at org.apache.hadoop.mapred.JobTracker.startTracker(JobTracker.java:298)
at org.apache.hadoop.mapred.JobTracker.main(JobTracker.java:4791)
2014-02-26 19:56:06,782 INFO org.apache.hadoop.mapred.JobTracker: SHUTDOWN_MSG:
检查mapred-site.xml配置文件是否有误