[ https://issues.apache.org/jira/browse/HDFS-3822?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Trevor Robinson updated HDFS-3822: ---------------------------------- Attachment: org.apache.hadoop.hdfs.web.TestWebHDFS-output.txt org.apache.hadoop.hdfs.web.TestWebHDFS.txt > TestWebHDFS fails intermittently with NullPointerException > ---------------------------------------------------------- > > Key: HDFS-3822 > URL: https://issues.apache.org/jira/browse/HDFS-3822 > Project: Hadoop HDFS > Issue Type: Bug > Components: test > Affects Versions: 2.2.0-alpha > Environment: Apache Maven 3.0.4 > Maven home: /usr/share/maven > Java version: 1.6.0_24, vendor: Sun Microsystems Inc. > Java home: /usr/lib/jvm/java-6-openjdk-amd64/jre > Default locale: en_US, platform encoding: ISO-8859-1 > OS name: "linux", version: "3.2.0-25-generic", arch: "amd64", family: "unix" > Reporter: Trevor Robinson > Attachments: org.apache.hadoop.hdfs.web.TestWebHDFS-output.txt, > org.apache.hadoop.hdfs.web.TestWebHDFS.txt > > > I've hit this test failure a few times in trunk: > {noformat} > Tests run: 2, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 58.835 sec > <<< FAILURE! > testNamenodeRestart(org.apache.hadoop.hdfs.web.TestWebHDFS) Time elapsed: > 52.105 sec <<< FAILURE! > java.lang.AssertionError: There are 1 exception(s): > Exception 0: > org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.ipc.RemoteException): > java.lang.NullPointerExcept > ion > at > org.apache.hadoop.hdfs.server.blockmanagement.BlocksMap.getBlockCollection(BlocksMap.java:101) > at > org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.getBlockCollection(BlockManager.java:2926) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.isValidBlock(FSNamesystem.java:4474) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.allocateBlock(FSNamesystem.java:2439) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2200) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:471) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtoco > lServerSideTranslatorPB.java:295) > at > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMetho > d(ClientNamenodeProtocolProtos.java:43388) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:473) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:898) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1693) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1689) > {noformat} > It appears that {{close}} has been called on the {{BlocksMap}} before > {{getBlockCollection}}. -- 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