Eric Shu created GEODE-6886:
-------------------------------
Summary: Region Sync should not be invoked when lost member is an
empty accessor of persistent replicate region
Key: GEODE-6886
URL: https://issues.apache.org/jira/browse/GEODE-6886
Project: Geode
Issue Type: Bug
Components: regions
Reporter: Eric Shu
The following ClassCastException would be thrown:
[warn 2019/06/17 13:51:57.025 PDT <Timer-2> tid=0x39] Timer task
<org.apache.geode.internal.cache.DistributedRegion$1@2cac9f7e> encountered
exception
org.apache.geode.ToDataException: class
org.apache.geode.internal.cache.versions.DiskRegionVersionVector
at
org.apache.geode.internal.InternalDataSerializer.invokeToData(InternalDataSerializer.java:2331)
at
org.apache.geode.internal.InternalDataSerializer.writeDSFID(InternalDataSerializer.java:1492)
at
org.apache.geode.internal.InternalDataSerializer.basicWriteObject(InternalDataSerializer.java:2067)
at org.apache.geode.DataSerializer.writeObject(DataSerializer.java:2943)
at
org.apache.geode.internal.cache.InitialImageOperation$RequestImageMessage.toData(InitialImageOperation.java:2138)
at
org.apache.geode.internal.InternalDataSerializer.invokeToData(InternalDataSerializer.java:2300)
at
org.apache.geode.internal.InternalDataSerializer.writeDSFID(InternalDataSerializer.java:1492)
at
org.apache.geode.internal.tcp.MsgStreamer.writeMessage(MsgStreamer.java:242)
at
org.apache.geode.distributed.internal.direct.DirectChannel.sendToMany(DirectChannel.java:385)
at
org.apache.geode.distributed.internal.direct.DirectChannel.sendToOne(DirectChannel.java:241)
at
org.apache.geode.distributed.internal.direct.DirectChannel.send(DirectChannel.java:596)
at
org.apache.geode.distributed.internal.membership.gms.mgr.GMSMembershipManager.directChannelSend(GMSMembershipManager.java:1711)
at
org.apache.geode.distributed.internal.membership.gms.mgr.GMSMembershipManager.send(GMSMembershipManager.java:1892)
at
org.apache.geode.distributed.internal.ClusterDistributionManager.sendViaMembershipManager(ClusterDistributionManager.java:2852)
at
org.apache.geode.distributed.internal.ClusterDistributionManager.sendOutgoing(ClusterDistributionManager.java:2779)
at
org.apache.geode.distributed.internal.ClusterDistributionManager.sendMessage(ClusterDistributionManager.java:2816)
at
org.apache.geode.distributed.internal.ClusterDistributionManager.putOutgoing(ClusterDistributionManager.java:1526)
at
org.apache.geode.internal.cache.InitialImageOperation.synchronizeWith(InitialImageOperation.java:649)
at
org.apache.geode.internal.cache.DistributedRegion.synchronizeWith(DistributedRegion.java:1338)
at
org.apache.geode.internal.cache.DistributedRegion.synchronizeForLostMember(DistributedRegion.java:1327)
at
org.apache.geode.internal.cache.DistributedRegion.performSynchronizeForLostMemberTask(DistributedRegion.java:1309)
at
org.apache.geode.internal.cache.DistributedRegion$1.run2(DistributedRegion.java:1283)
at
org.apache.geode.internal.SystemTimer$SystemTimerTask.run(SystemTimer.java:445)
at java.util.TimerThread.mainLoop(Timer.java:555)
at java.util.TimerThread.run(Timer.java:505)
Caused by: java.lang.ClassCastException:
org.apache.geode.distributed.internal.membership.InternalDistributedMember
cannot be cast to org.apache.geode.internal.cache.persistence.DiskStoreID
at
org.apache.geode.internal.cache.versions.DiskRegionVersionVector.writeMember(DiskRegionVersionVector.java:30)
at
org.apache.geode.internal.cache.versions.RegionVersionVector.toData(RegionVersionVector.java:1205)
at
org.apache.geode.internal.InternalDataSerializer.invokeToData(InternalDataSerializer.java:2300)
... 24 more
The reason there is no need to sync with empty accessor is that it forwards the
writes to actual region hosts, and only a host could generate a region version.
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