[HBASE-13653] Uninitialized HRegionServer#walFactory may result in NullPointerException at region server startup​

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.2.0, 1.1.1, 2.0.0
• Hadoop Flags: Reviewed
• Assignee: Ted Yu
• Reporter: Romil Choksi
• Created: 08/May/15 23:47
• Updated: 24/Jun/22 18:49
• Resolved: 10/May/15 14:37

Description

hbase --config /tmp/hbaseConf org.apache.hadoop.hbase.IntegrationTestIngest --monkey unbalance
causes NPE

2015-05-08 08:44:20,885 ERROR [B.defaultRpcServer.handler=28,queue=1,port=16000] master.ServerManager: Received exception in RPC for warmup server:RegionServer1,16020,1431074656202region: {ENCODED => 40133c823b6d9d9dece99db1aad62730, NAME => 'SYSTEM.SEQUENCE,2\x00\x00\x00,1431070054641.40133c823b6d9d9dece99db1aad62730.', STARTKEY => '2\x00\x00\x00', ENDKEY => '3\x00\x00\x00'}exception: java.io.IOException: java.io.IOException
	at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2154)
	at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:101)
	at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:130)
	at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:107)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
	at org.apache.hadoop.hbase.regionserver.HRegionServer.getWAL(HRegionServer.java:1825)
	at org.apache.hadoop.hbase.regionserver.RSRpcServices.warmupRegion(RSRpcServices.java:1559)
	at org.apache.hadoop.hbase.protobuf.generated.AdminProtos$AdminService$2.callBlockingMethod(AdminProtos.java:21997)
	at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2112)
	... 4 more