[RATIS-503] RaftLog is accessed by LeaderElection after closed

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.3.0
• Component/s: server
• Assignee: Tsz-wo Sze
• Reporter: Mukul Kumar Singh
• Created: 19/Mar/19 04:45
• Updated: 21/Aug/23 22:57
• Resolved: 28/Mar/19 10:25

Description

IllegalArgumentException: SegmentedRaftLog is expected to be opened but it is CLOSED

Exception in thread "Thread-429" java.lang.IllegalArgumentException: a790aa85-94ee-4627-a474-37d60022f180-SegmentedRaftLog is expected to be opened but it is CLOSED
        at org.apache.ratis.util.OpenCloseState.assertOpen(OpenCloseState.java:63)
        at org.apache.ratis.server.storage.RaftLog.checkLogState(RaftLog.java:88)
        at org.apache.ratis.server.storage.SegmentedRaftLog.getLastEntryTermIndex(SegmentedRaftLog.java:246)
        at org.apache.ratis.server.storage.RaftLog.getNextIndex(RaftLog.java:137)
        at org.apache.ratis.server.impl.LeaderState.<init>(LeaderState.java:208)
        at org.apache.ratis.server.impl.RoleInfo.startLeaderState(RoleInfo.java:90)
        at org.apache.ratis.server.impl.RaftServerImpl.changeToLeader(RaftServerImpl.java:324)
        at org.apache.ratis.server.impl.LeaderElection.askForVotes(LeaderElection.java:162)
        at org.apache.ratis.server.impl.LeaderElection.run(LeaderElection.java:102)
Caused by: org.apache.ratis.util.OpenCloseState$CloseTrace: Close a790aa85-94ee-4627-a474-37d60022f180-SegmentedRaftLog
        at org.apache.ratis.util.OpenCloseState.lambda$close$1(OpenCloseState.java:109)
        at java.util.concurrent.atomic.AtomicReference.getAndUpdate(AtomicReference.java:160)
        at org.apache.ratis.util.OpenCloseState.close(OpenCloseState.java:109)
        at org.apache.ratis.server.storage.RaftLog.close(RaftLog.java:398)
        at org.apache.ratis.server.storage.SegmentedRaftLog.close(SegmentedRaftLog.java:406)
        at org.apache.ratis.server.impl.ServerState.close(ServerState.java:389)
        at org.apache.ratis.server.impl.RaftServerImpl.lambda$shutdown$3(RaftServerImpl.java:256)
        at org.apache.ratis.util.LifeCycle.checkStateAndClose(LifeCycle.java:220)
        at org.apache.ratis.server.impl.RaftServerImpl.shutdown(RaftServerImpl.java:233)
        at org.apache.ratis.server.impl.RaftServerProxy$ImplMap.lambda$close$0(RaftServerProxy.java:110)
        ...
        at org.apache.ratis.server.impl.RaftServerProxy$ImplMap.close(RaftServerProxy.java:110)
        at org.apache.ratis.server.impl.RaftServerProxy.lambda$close$4(RaftServerProxy.java:307)
        at org.apache.ratis.util.LifeCycle.checkStateAndClose(LifeCycle.java:220)
        at org.apache.ratis.server.impl.RaftServerProxy.close(RaftServerProxy.java:305)
        ...

Issue Links

• is duplicated by: RATIS-719 SegmentedRaftLog#close fails with IllegalStateException