[ https://issues.apache.org/jira/browse/HDFS-42?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Steve Loughran updated HDFS-42: ------------------------------- Affects Version/s: 0.22.0 0.21.0 0.20.2 0.20.1 > NetUtils.createSocketAddr NPEs if dfs.datanode.ipc.address is not set for a > data node > ------------------------------------------------------------------------------------- > > Key: HDFS-42 > URL: https://issues.apache.org/jira/browse/HDFS-42 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 0.20.1, 0.20.2, 0.21.0, 0.22.0 > Reporter: Steve Loughran > Assignee: Steve Loughran > Priority: Minor > > DataNode.startDatanode assumes that a configuration always returns a non-null > dfs.datanode.ipc.address value, as the result is passed straight down to > NetUtils.createSocketAddr > InetSocketAddress ipcAddr = NetUtils.createSocketAddr( > conf.get("dfs.datanode.ipc.address")); > which triggers an NPE > Caused by: java.lang.NullPointerException > at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:130) > at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:119) > at org.apache.hadoop.dfs.DataNode.startDataNode(DataNode.java:353) > at org.apache.hadoop.dfs.DataNode.(DataNode.java:185) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.