An SMS in a Management HA setup should never set itself active without human intervention. Are you saying that you started with the Primary in active and Secondary in standby, then you set Secondary active (and Primary went standby), then you set Primary back to active (and Secondary went standby), and now you are saying the Secondary went active again on its own? Are you seeing a state of "Advanced" or "Collision"?
Gaia 4.18 (R82) Immersion Tips, Tricks, & Best Practices
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