[HBASE-23171] Ensure region state error messages include server making report (branch-2.1)

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.1.3
• Fix Version/s: 2.1.8
• Component/s: amv2, Operability
• Assignee: Sean Busbey
• Reporter: Michael Stack
• Created: 14/Oct/19 20:13
• Updated: 01/Nov/19 01:56
• Resolved: 30/Oct/19 14:01

Description

This message is near useless. A RS is carrying a region that is not known to master but we don't know which server has it because message doesn't say who is complaining (this is fixed in 2.2.x).

2019-10-14 20:06:50,347 WARN org.apache.hadoop.hbase.master.assignment.AssignmentManager: Failed to checkOnlineRegionsReport, maybe due to network lag, if this message continues, be careful of double assign
org.apache.hadoop.hbase.exceptions.UnexpectedStateException: Not online: XXXX,ced91598,1570663084277_0001.c727b4ed71a3a29a44cce3a917f753f4.
	at org.apache.hadoop.hbase.master.assignment.AssignmentManager.checkOnlineRegionsReport(AssignmentManager.java:1014)
	at org.apache.hadoop.hbase.master.assignment.AssignmentManager.reportOnlineRegions(AssignmentManager.java:973)
	at org.apache.hadoop.hbase.master.MasterRpcServices.regionServerReport(MasterRpcServices.java:491)
	at org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:13139)
	at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:413)
	at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:130)
	at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324)
	at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304)

Issue Links

• links to: GitHub Pull Request #777