virajjasani commented on a change in pull request #1684:
URL: https://github.com/apache/hbase/pull/1684#discussion_r422339899
##########
File path:
hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterShutdown.java
##########
@@ -163,7 +164,16 @@ public void
testMasterShutdownBeforeStartingAnyRegionServer() throws Exception {
assertNotEquals("Timeout waiting for server manager to become
available.",
-1, Waiter.waitFor(htu.getConfiguration(), timeout,
() -> masterThread.getMaster().getServerManager() != null));
- htu.getConnection().getAdmin().shutdown();
+ try {
+ htu.getConnection().getAdmin().shutdown();
Review comment:
Btw the root cause that I have seen for the above Exception:
```
2020-05-09 00:58:39,957 ERROR
[RpcServer.priority.RWQ.Fifo.read.handler=1,queue=1,port=53033]
master.HMaster(2878): ZooKeeper exception trying to set cluster as down in ZK
org.apache.zookeeper.KeeperException$SystemErrorException: KeeperErrorCode =
SystemError
at
org.apache.hadoop.hbase.zookeeper.ZKWatcher.interruptedException(ZKWatcher.java:626)
at org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNode(ZKUtil.java:1285)
at org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNode(ZKUtil.java:1269)
at
org.apache.hadoop.hbase.zookeeper.ClusterStatusTracker.setClusterDown(ClusterStatusTracker.java:84)
at org.apache.hadoop.hbase.master.HMaster.shutdown(HMaster.java:2876)
at
org.apache.hadoop.hbase.master.MasterRpcServices.shutdown(MasterRpcServices.java:1630)
at
org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java)
at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:395)
at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:133)
at
org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:338)
at
org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:318)
Caused by: java.lang.InterruptedException
at java.lang.Object.wait(Native Method)
at java.lang.Object.wait(Object.java:502)
at org.apache.zookeeper.ClientCnxn.submitRequest(ClientCnxn.java:1529)
at org.apache.zookeeper.ClientCnxn.submitRequest(ClientCnxn.java:1512)
at org.apache.zookeeper.ZooKeeper.delete(ZooKeeper.java:1791)
at
org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.delete(RecoverableZooKeeper.java:171)
at org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNode(ZKUtil.java:1280)
... 9 more
2020-05-09 00:58:39,957 DEBUG [Time-limited test-EventThread]
zookeeper.ZKWatcher(490): master:53033-0x1000d0785dd0000,
quorum=127.0.0.1:60460, baseZNode=/hbase Received ZooKeeper Event,
type=NodeDeleted, state=SyncConnected, path=/hbase/master
2020-05-09 00:58:39,957 INFO [M:0;172.20.10.2:53033]
regionserver.HRegionServer(1119): stopping server
172.20.10.2,53033,1588966118448; all regions closed.
2020-05-09 00:58:39,958 INFO [M:0;172.20.10.2:53033]
hbase.ChoreService(329): Chore service for: master/172.20.10.2:0 had [] on
shutdown
2020-05-09 00:58:39,958 DEBUG [M:0;172.20.10.2:53033] master.HMaster(1516):
Stopping service threads
```
Does not look like issue with moving code to registry.
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