[HDDS-5713] Add a disk balancer for datanode

• Type: New Feature
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Labels: pull-request-available
• Assignee: Janus Chow
• Reporter: Jie Yao
• Created: 03/Sep/21 08:48
• Updated: 01/Feb/24 16:40

Description

since we have container balancer now, disk balancer should be added.

 

Design doc: https://docs.google.com/document/d/11XjOW68BuBDlbLOXR560QtyvI3fWYs3aKzQkxPPMGGY/edit?usp=sharing

Issue Links

• links to: GitHub Pull Request #6145

Sub-Tasks

• [DiskBalancer] Client-SCM interface: Resolved
• [DiskBalancer] SCM-DN interface: Resolved
• [DiskBalancer] DiskBalancer command line interface: Resolved
• [DiskBalancer] DiskBalancer on Datanode: Open
• [DiskBalancer] Add a common option for DiskBalancer CLI: Resolved
• [DiskBalancer] Basic framework of DiskBalancerService: Resolved
• [DiskBalancer] Add volume and container choosing policy: Resolved
• [DiskBalancer] Internal move logic for DiskBalancer: Resolved
• Disk Balancer Report command should default to 25 nodes: Resolved
• [DiskBalancer] Status command should output all statuses by default: Resolved
• [DiskBalancer] Start command - Fix nodes not being processed and incorrect config values: Resolved
• [DiskBalancer] Disk balancer command is not registered on datanode: Resolved
• [Diskbalancer] Include Disk Balancer Report in the heartbeat message: Resolved