Yonghao Zou created HDFS-17563:
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Summary: IPC's epoch is not the current writer epoch
Key: HDFS-17563
URL: https://issues.apache.org/jira/browse/HDFS-17563
Project: Hadoop HDFS
Issue Type: Bug
Components: ipc
Affects Versions: 3.3.4, 3.2.4
Reporter: Yonghao Zou
I got the following errors when running a cluster:
{code:java}
2024-06-28 03:07:57,334 WARN
org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager: Remote journal
127.0.0.1:8485 failed to write txns 4-5. Will try to write to this JN again
after the next log roll.
org.apache.hadoop.ipc.RemoteException(java.io.IOException): IPC's epoch 1 is
not the current writer epoch 0 ; journal id: mycluster
at
org.apache.hadoop.hdfs.qjournal.server.Journal.checkWriteRequest(Journal.java:521)
at
org.apache.hadoop.hdfs.qjournal.server.Journal.journal(Journal.java:398)
at
org.apache.hadoop.hdfs.qjournal.server.JournalNodeRpcServer.journal(JournalNodeRpcServer.java:191)
at
org.apache.hadoop.hdfs.qjournal.protocolPB.QJournalProtocolServerSideTranslatorPB.journal(QJournalProtocolServerSideTranslatorPB.java:164)
at
org.apache.hadoop.hdfs.qjournal.protocol.QJournalProtocolProtos$QJournalProtocolService$2.callBlockingMethod(QJournalProtocolProtos.java:28974)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:549)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:518)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1086)
at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:1035)
at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:963)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/javax.security.auth.Subject.doAs(Subject.java:423)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1762)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2960) at
org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1612)
at org.apache.hadoop.ipc.Client.call(Client.java:1558)
at org.apache.hadoop.ipc.Client.call(Client.java:1455)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:231)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:118)
at com.sun.proxy.$Proxy14.journal(Unknown Source)
at
org.apache.hadoop.hdfs.qjournal.protocolPB.QJournalProtocolTranslatorPB.journal(QJournalProtocolTranslatorPB.java:191)
at
org.apache.hadoop.hdfs.qjournal.client.IPCLoggerChannel$7.call(IPCLoggerChannel.java:401)
at
org.apache.hadoop.hdfs.qjournal.client.IPCLoggerChannel$7.call(IPCLoggerChannel.java:394)
at
com.google.common.util.concurrent.TrustedListenableFutureTask$TrustedFutureInterruptibleTask.runInterruptibly(TrustedListenableFutureTask.java:125)
at
com.google.common.util.concurrent.InterruptibleTask.run(InterruptibleTask.java:57)
at
com.google.common.util.concurrent.TrustedListenableFutureTask.run(TrustedListenableFutureTask.java:78)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:829){code}
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