[HDDS-7776] Container replication in push model

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Implemented
• Fix Version/s: 1.4.0
• Component/s: Ozone Datanode, SCM
• Labels: pull-request-available
• Target Version/s: 1.4.0
• Assignee: Attila Doroszlai
• Reporter: Attila Doroszlai
• Created: 12/Jan/23 11:32
• Updated: 13/Mar/23 17:51
• Resolved: 13/Mar/23 17:51

Description

Container replication works in a pull model: SCM asks the target datanode to download the container, listing available source datanodes.

The goal of this task is to add an alternative implementation, where the source datanode pushes the container to some target datanode.

Issue Links

• is related to: HDDS-7759 Improve Ozone Replication Manager
• links to: GitHub Pull Request #4197

Sub-Tasks

• Implement container replication in push model: Resolved
• Add metrics for push replication: Resolved
• Add unit tests for push replication: Resolved
• Let push replication use compression from configuration: Resolved
• Allow multiple commands per datanode in UnhealthyReplicationHandler: Resolved
• TestPushReplicator timeout: Resolved
• Add integration test for replication: Resolved