编辑了mapred site.xml、core site.xml、hadoop env.sh、hdfs site.xml、masters和slaves。
我有1个datanode和2个namenodes。它们都已成功启动,我可以在浏览器中看到它。启动start-mapred.sh,并在namenode上启动jobtracker和tasktracker,但无法在datanaode上启动tasktracker。
已启动tasktracker,下面是输出。
->hadoop tasktracker
Warning: $HADOOP_HOME is deprecated.
13/10/17 03:21:55 INFO mapred.TaskTracker: STARTUP_MSG:
/************************************************************
STARTUP_MSG: Starting TaskTracker
STARTUP_MSG: host = tintin/10.193.184.157
STARTUP_MSG: args = []
STARTUP_MSG: version = 1.1.2
STARTUP_MSG: build = https://svn.apache.org/repos/asf/hadoop/common/branches/branch-1.1 -r 1440782; compiled by 'hortonf o' on Thu Jan 31 02:03:24 UTC 2013
************************************************************/
13/10/17 03:21:55 INFO impl.MetricsConfig: loaded properties from hadoop-metrics2.properties
13/10/17 03:21:55 INFO impl.MetricsSourceAdapter: MBean for source MetricsSystem,sub=Stats registered.
13/10/17 03:21:55 INFO impl.MetricsSystemImpl: Scheduled snapshot period at 10 second(s).
13/10/17 03:21:55 INFO impl.MetricsSystemImpl: TaskTracker metrics system started
13/10/17 03:21:55 INFO util.NativeCodeLoader: Loaded the native-hadoop library
13/10/17 03:21:55 INFO impl.MetricsSourceAdapter: MBean for source ugi registered.
13/10/17 03:21:55 WARN impl.MetricsSystemImpl: Source name ugi already exists!
13/10/17 03:21:55 ERROR mapred.TaskTracker: Can not start task tracker because java.lang.IllegalArgumentException: Does no t contain a valid host:port authority:
10.193.184.132:54311
at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:149)
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.TaskTracker.<init>(TaskTracker.java:1532)
at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:3906)
13/10/17 03:21:55 INFO mapred.TaskTracker: SHUTDOWN_MSG:
/************************************************************
SHUTDOWN_MSG: Shutting down TaskTracker at tintin/10.193.184.157
************************************************************/
1条答案
按热度按时间envsm3lx1#
虽然回答这个问题已经很晚了,但是mapred-site.xml是否仍然包含mapred.job.tracker属性?
我的作业跟踪器运行在8021上,因此配置如下:
我面临这样一个问题,因为缺少属性。