OPERATOR-REHEARSAL(7)Simulation only / no daemon connection

Commands are not answers. Rehearse the change.

Convert an infrastructure action into evidence, a bounded transition, a rollback decision, and an operator-ready handoff before touching a host.

Select change envelope

Intent
Evidence
Transition
Handoff

Change intent

Live-migrate a production guest

Move api-01 from hv-a to hv-b while preserving service continuity and persistent state.

Initial: api-01 running on hv-a
Target: api-01 running and persistent on hv-b
Blast radius: One production guest, its active sessions, and the destination capacity envelope.

Required evidence

1Destination CPU and machine type are compatible2Storage path is visible from both hypervisors3Destination capacity and network reachability are verified4Console access and a named rollback owner are available

Change flight recorderarmed / dry run

$ virsh migrate --live --persistent --undefinesource api-01 qemu+ssh://hv-b/system

# No command is executed. The recorder evaluates operator evidence and transition order.

[01] intent parsed: api-01 running and persistent on hv-b

[02] blast radius bounded: One production guest, its active sessions, and the destination capacity envelope.

[03] evidence gate: 0/4 controls present

[--] awaiting rehearsal request

Verification evidence

+ virsh domstate api-01 --reason
+ virsh domifaddr api-01 --source agent
+ virsh list --all | grep api-01