Experiment with support for clustered applications

Description

Only to the extent where we know the current design is safe and sound. Proper support will be introduced in 6.1.

See https://docs.google.com/document/d/16PAa__LsxyLZcbW3q1MvgyIznh4ZnCYLupbNMXKMRds/edit?pli=1#heading=h.negq48xmgvld for design discussions.

Environment

None

Assignee

Unassigned

Reporter

Yoann Rodière

Labels

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Suitable for new contributors

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Pull Request

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Feedback Requested

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Components

Fix versions

Priority

Major
Configure