HI, I TRIED INSTALLING HADOOP SECURE MODE IN 0.23 VERSION.I STUCK UP WITH THE ERROR OF
java.lang.RuntimeException: Cannot start secure cluster without privileged resources. at org.apache.hadoop.hdfs.server.datanode.DataNode.startDataNode(DataNode.java:1487) at org.apache.hadoop.hdfs.server.datanode.DataNode.<init>(DataNode.java:457) at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:2263) at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:2196) at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:2219) at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:2367) at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:2384) 2011-12-12 13:24:04,419 INFO datanode.DataNode (StringUtils.java:run(605)) - SHUTDOWN_MSG: I tried this post http://www.mail-archive.com/common-user@hadoop.apache.org/msg13679.html But fail to configure.