Graceful scale-in

Registered by Renat Akhmerov on 2019-08-21

We need to be able to manually reduce a number of nodes (primarily engines) in a Mistral cluster w/o harming currently running workflows, so that they keep running normally.

Blueprint information

Status:
Complete
Approver:
Renat Akhmerov
Priority:
High
Drafter:
Renat Akhmerov
Direction:
Approved
Assignee:
Renat Akhmerov
Definition:
New
Series goal:
Accepted for ussuri
Implementation:
Implemented
Milestone target:
milestone icon ussuri-1
Started by
Renat Akhmerov on 2019-10-03
Completed by
Renat Akhmerov on 2019-12-09

Related branches

Sprints

Whiteboard

Gerrit topic: https://review.opendev.org/#/q/topic:bp/mistral-graceful-scale-in

Addressed by: https://review.opendev.org/695856
    WIP: Implement engine graceful shutdown

Addressed by: https://review.opendev.org/697950
    Add a release note for graceful scale-in feature

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Work Items

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