Ayush Saxena created HDFS-14075:
-----------------------------------

             Summary: NPE while Edit Logging 
                 Key: HDFS-14075
                 URL: https://issues.apache.org/jira/browse/HDFS-14075
             Project: Hadoop HDFS
          Issue Type: Bug
            Reporter: Ayush Saxena
            Assignee: Ayush Saxena


{noformat}
2018-11-10 18:59:38,427 FATAL org.apache.hadoop.hdfs.server.namenode.FSEditLog: 
Exception while edit logging: null
java.lang.NullPointerException
 at 
org.apache.hadoop.hdfs.server.namenode.FSEditLog.doEditTransaction(FSEditLog.java:481)
 at 
org.apache.hadoop.hdfs.server.namenode.FSEditLogAsync$Edit.logEdit(FSEditLogAsync.java:288)
 at 
org.apache.hadoop.hdfs.server.namenode.FSEditLogAsync.run(FSEditLogAsync.java:232)
 at java.lang.Thread.run(Thread.java:745)
2018-11-10 18:59:38,532 INFO org.apache.hadoop.util.ExitUtil: Exiting with 
status 1: Exception while edit logging: null
2018-11-10 18:59:38,552 INFO org.apache.hadoop.hdfs.server.namenode.NameNode: 
SHUTDOWN_MSG:

{noformat}

Before NPE Received the following Exception

{noformat}
INFO org.apache.hadoop.ipc.Server: IPC Server handler 9 on 65110, call 
Call#23241 Retry#0 
org.apache.hadoop.hdfs.server.protocol.NamenodeProtocol.rollEditLog from 
XXXXXXXX
java.io.IOException: Unable to start log segment 7964819: too few journals 
successfully started.
        at 
org.apache.hadoop.hdfs.server.namenode.FSEditLog.startLogSegment(FSEditLog.java:1385)
        at 
org.apache.hadoop.hdfs.server.namenode.FSEditLog.startLogSegmentAndWriteHeaderTxn(FSEditLog.java:1395)
        at 
org.apache.hadoop.hdfs.server.namenode.FSEditLog.rollEditLog(FSEditLog.java:1319)
        at 
org.apache.hadoop.hdfs.server.namenode.FSImage.rollEditLog(FSImage.java:1352)
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.rollEditLog(FSNamesystem.java:4669)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rollEditLog(NameNodeRpcServer.java:1293)
        at 
org.apache.hadoop.hdfs.protocolPB.NamenodeProtocolServerSideTranslatorPB.rollEditLog(NamenodeProtocolServerSideTranslatorPB.java:146)
        at 
org.apache.hadoop.hdfs.protocol.proto.NamenodeProtocolProtos$NamenodeProtocolService$2.callBlockingMethod(NamenodeProtocolProtos.java:12974)
        at 
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:524)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:878)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:824)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2684)
Caused by: java.io.IOException: starting log segment 7964819 failed for too 
many journals
        at 
org.apache.hadoop.hdfs.server.namenode.JournalSet.mapJournalsAndReportErrors(JournalSet.java:412)
        at 
org.apache.hadoop.hdfs.server.namenode.JournalSet.startLogSegment(JournalSet.java:207)
        at 
org.apache.hadoop.hdfs.server.namenode.FSEditLog.startLogSegment(FSEditLog.java:1383)
        ... 15 more
{noformat}





--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

---------------------------------------------------------------------
To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org

Reply via email to