[HDFS-15010] BlockPoolSlice#addReplicaThreadPool static pool should be initialized by static method

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.2
• Fix Version/s: 3.3.0, 3.1.4, 3.2.2
• Component/s: datanode
• Assignee: Surendra Singh Lilhore
• Reporter: Surendra Singh Lilhore
• Created: 23/Nov/19 19:19
• Updated: 04/Dec/19 18:38
• Resolved: 28/Nov/19 18:48

Description

BlockPoolSlice#initializeAddReplicaPool() method currently initialize the static thread pool instance. But when two BPServiceActor actor try to load block pool parallelly then it may create different instance.

So BlockPoolSlice#initializeAddReplicaPool() method should be a static method.