Steve Loughran wrote: > > David Wei wrote: >> Error initializing attempt_200810220716_0004_m_000001_0: >> java.lang.IllegalArgumentException: Wrong FS: >> hdfs://192.168.52.129:9000/tmp/hadoop-root/mapred/system/job_200810220716_0004/job.xml, >> expected: hdfs://datacenter5:9000 at >> org.apache.hadoop.fs.FileSystem.checkPath(FileSystem.java:320) >> >> And if I configure the masters/slaves with hostname, datanode will not be >> able to connect to the master! >> >> No one knows how to solve this? >> > > that implies DNS problems. what does > > nslookup datacenter5 > > > return on the command line of all the slaves? > > This is not dns problem. it's point at /etc/hosts of master. # Do not remove the following line, or various programs # that require network functionality will fail. 127.0.0.1 localhost ::1 localhost #127.0.0.1 datacenter5 localhost #Error good luck. -- View this message in context: http://www.nabble.com/Still-find-this-problem%21--_-%21%21%21-tp20106067p24711018.html Sent from the Hadoop core-user mailing list archive at Nabble.com.
