Undoes what the snapshot covers, and says what it does not.
Only legal from halted. Leaves maintenance mode ON, because restoring the
bookkeeping puts the site back to "updates pending" against a tree that is now the
NEW code -- which is precisely the state the fence exists for. The operator either
redeploys the old pack or fixes the cause and starts a new run.
Undoes what the snapshot covers, and says what it does not.
Only legal from
halted. Leaves maintenance mode ON, because restoring the bookkeeping puts the site back to "updates pending" against a tree that is now the NEW code -- which is precisely the state the fence exists for. The operator either redeploys the old pack or fixes the cause and starts a new run.