hive metastore memory leak

[#1]

HDP version: 3.1.5.31-1

hadoop version: 3.1.1

hive version: 3.1.0

hive metastore heap size: 12GB

After hive metastore have been runing for 5 days.

Heap usage will be 80%-90%.

GC will not release any memory.

Finally, hive metastore crash.

After disabling compactor.initiator and worker therads, there are no memory leak.

Is this a bug?

[#2]

@linzhongwei  

Relevant bug::https://issues.apache.org/jira/browse/HIVE-23111