[ https://issues.apache.org/jira/browse/MAPREDUCE-4390?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aaron T. Myers resolved MAPREDUCE-4390. --------------------------------------- Resolution: Invalid Hi Srikanth, the Apache JIRA is for tracking established bugs or improvements. This looks like an operational issue. Specifically, it looks like you don't have any DNs running. I recommend you email mapreduce-u...@hadoop.apache.org to get more help with this. > java.io.IOException: File /user/XXXX/QuasiMonteCarlo_TMP_3_141592654/in/part0 > could only be replicated to 0 nodes instead of minReplication (=1). There > are 0 datanode(s) running and no node(s) are excluded in this operation. > --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > Key: MAPREDUCE-4390 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4390 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: examples, job submission, mrv2 > Affects Versions: 0.23.0 > Environment: Ubuntu Server 11.04 > Reporter: srikanth ayalasomayajulu > Labels: hadoop > Fix For: 0.23.0 > > Original Estimate: 2h > Remaining Estimate: 2h > > Tried to run an example program on hadoop0.23.0 and getting the following > error. > error: > java.io.IOException: File > /user/XXXXX/QuasiMonteCarlo_TMP_3_141592654/in/part0 could only be replicated > to 0 nodes instead of minReplication (=1). There are 0 datanode(s) running > and no node(s) are excluded in this operation. > at > org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget(BlockManager.java:1181) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1486) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:390) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:365) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1490) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1486) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1152) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1484) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira