[HIVE-26384] Compactor worker should not stop heartbeat for TXN 0

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: Transactions
• Labels: pull-request-available
• Assignee: Yu-Wen Lai
• Reporter: Yu-Wen Lai
• Created: 11/Jul/22 22:44
• Updated: 26/Jul/22 07:02
• Resolved: 26/Jul/22 07:02

Description

When there is no compaction to execute, the worker still calls stopHeartbeat and it throws a IllegalStateException as below.

2022-07-01T10:18:55,273 ERROR [impala-ec2-centos74-m5-4xlarge-ondemand-09b3.vpc.cloudera.com-44_executor] compactor.Worker: Caught an exception in the main loop of compactor worker impala-ec2-centos74-m5-4xlarge-ondemand-09b3.vpc.cloudera.com-44, java.lang.IllegalStateException: No registered heartbeat found for TXN 0
        at org.apache.hadoop.hive.ql.txn.compactor.CompactionHeartbeatService.stopHeartbeat(CompactionHeartbeatService.java:108)
        at org.apache.hadoop.hive.ql.txn.compactor.Worker$CompactionTxn.close(Worker.java:692)
        at org.apache.hadoop.hive.ql.txn.compactor.Worker.findNextCompactionAndExecute(Worker.java:516)
        at org.apache.hadoop.hive.ql.txn.compactor.Worker.lambda$run$0(Worker.java:115)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
 

Issue Links

• links to: GitHub Pull Request #3428