Hi Shawn, Look at core-site.xml config file and look for the fs.default.name property. Here you will specify the host name and port of the HDFS NameNode.
Rohit Bakhshi www.hortonworks.com (http://www.hortonworks.com/) On Tuesday, February 7, 2012 at 3:01 PM, Xiaomeng Wan wrote: > Hi, > I got the following error when running some pig script, > > Error initializing attempt_201201031543_0083_m_000000_1: > java.lang.IllegalArgumentException: Wrong FS: > hdfs://10.2.0.135:54310/app/datastore/hadoop-hadoop/mapred/staging/hadoop/.staging/job_201201031543_0083/job.xml, > expected: hdfs://dev-hadoop-01.***.com:54310 > at org.apache.hadoop.fs.FileSystem.checkPath(FileSystem.java:410) > at > org.apache.hadoop.hdfs.DistributedFileSystem.checkPath(DistributedFileSystem.java:106) > at > org.apache.hadoop.hdfs.DistributedFileSystem.getPathName(DistributedFileSystem.java:162) > at > org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:542) > at > org.apache.hadoop.mapred.TaskTracker.localizeJobConfFile(TaskTracker.java:1280) > at org.apache.hadoop.mapred.TaskTracker.initializeJob(TaskTracker.java:1174) > at org.apache.hadoop.mapred.TaskTracker.localizeJob(TaskTracker.java:1098) > at org.apache.hadoop.mapred.TaskTracker.startNewTask(TaskTracker.java:2271) > at > org.apache.hadoop.mapred.TaskTracker$TaskLauncher.run(TaskTracker.java:2235) > > It seems some ips in config files need to be changed to hostnames. Any hints? > > Shawn
