hi
i am using hadoop api (org.apache.hadoop.dfs) to start a datanode
but when i write DataNode.run(conf) it gives error
08/03/25 13:24:40 WARN dfs.DataNode: java.io.IOException: CreateProcess:
bash -c "exec 'df' '-k' 'E:\tmp\hadoop-praveen\dfs\data' 2>/dev/null"
error=2
at java.lang.ProcessImpl.create(Native Method)
at java.lang.ProcessImpl.<init>(ProcessImpl.java:81)
at java.lang.ProcessImpl.start(ProcessImpl.java:30)
at java.lang.ProcessBuilder.start(ProcessBuilder.java:451)
at org.apache.hadoop.util.Shell.runCommand(Shell.java:115)
at org.apache.hadoop.util.Shell.run(Shell.java:100)
at org.apache.hadoop.fs.DF.getCapacity(DF.java:63)
at
org.apache.hadoop.dfs.FSDataset$FSVolume.getCapacity(FSDataset.java:307)
at
org.apache.hadoop.dfs.FSDataset$FSVolumeSet.getCapacity(FSDataset.java:411)
at org.apache.hadoop.dfs.FSDataset.getCapacity(FSDataset.java:544)
at org.apache.hadoop.dfs.DataNode.offerService(DataNode.java:588)
at org.apache.hadoop.dfs.DataNode.run(DataNode.java:2429)
at java.lang.Thread.run(Thread.java:595)
please give me solutino
regards
praveen jian
--
View this message in context:
http://www.nabble.com/probelm-starting-datanode-from-java-program-tp16269975p16269975.html
Sent from the Hadoop core-dev mailing list archive at Nabble.com.
