[HDDS-429] StorageContainerManager lock optimization

• Type: Improvement
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 0.2.1
• Component/s: SCM
• Target Version/s: 0.2.1, 0.3.0
• Assignee: Nandakumar
• Reporter: Nandakumar
• Created: 11/Sep/18 10:49
• Updated: 12/Nov/18 11:10
• Resolved: 14/Sep/18 18:45

Description

Currently, StorageContainerManager uses ReentrantLock for synchronization. We can replace this with ReentrantReadWriteLock to get better performance.

Issue Links

• is required by: HDDS-462 Optimize ContainerStateMap#getMatchingContainerIDs in SCM