[HDFS-136] Not able to run randomwriter/sort on hdfs if all the nodes of same rack are killed.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Incomplete
• Assignee: Unassigned
• Reporter: Suman Sehgal
• Created: 26/Feb/09 09:19
• Updated: 21/Jul/14 21:06
• Resolved: 21/Jul/14 21:06

Description

Not able to run randomwriter if all the datanodes of any one of the racks are killed. (replication factor : 3)
Randomwriter job gets failed and following error message is displayed in log:

java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)
at sun.nio.ch.SocketAdaptor.connect(SocketAdaptor.java:100)
at org.apache.hadoop.dfs.DFSClient$DFSOutputStream.createBlockOutputStream(DFSClient.java:2398)
at org.apache.hadoop.dfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:2354)
at org.apache.hadoop.dfs.DFSClient$DFSOutputStream.access$1800(DFSClient.java:1744)
at org.apache.hadoop.dfs.DFSClient$DFSOutputStream$DataStreamer.run(DFSClient.java:1927)

Issue Links

• is related to: HADOOP-5599 Unable to run jobs when all the nodes in rack are down