Wei-Chiu Chuang created HDFS-12112: -------------------------------------- Summary: TestBlockManager#testBlockManagerMachinesArray sometimes fails with NPE Key: HDFS-12112 URL: https://issues.apache.org/jira/browse/HDFS-12112 Project: Hadoop HDFS Issue Type: Bug Affects Versions: 3.0.0-beta1 Environment: CDH5.12.0 Reporter: Wei-Chiu Chuang Assignee: Wei-Chiu Chuang Priority: Minor
Found the following error: {quote} java.lang.NullPointerException: null at org.apache.hadoop.hdfs.server.blockmanagement.TestBlockManager.testBlockManagerMachinesArray(TestBlockManager.java:1202) {quote} The NPE suggests corruptStorageDataNode in the following code snippet could be null. {code} for(int i=0; i<corruptStorageDataNode.getStorageInfos().length; i++) { {code} Looking at the code, the test does not wait for file replication to happen, which is why corruptStorageDataNode (the DN of the second replica) is null. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org