#98420 verifies that the election scheduler is not running when a cluster is stable, but this assertion does not hold in the `AtomicRegisterCoordinatorTests` suite. This issue tracks the work to investigate and fix up the problem.
test/framework/src/main/java/org/elasticsearch/cluster/coordination/AbstractCoordinatorTestCase.java
/**
         * If disconnected, fail the listener; if blackholed then retain the listener for future failure; otherwise pass the listener to the
         * consumer.
         */
        <R> void runDisrupted(ActionListener<R> listener, Consumer<ActionListener<R>> consumer);
        /**
         * If disconnected, fail the listener; if blackholed then do nothing; otherwise pass the listener to the consumer.
         */
        <R> void runDisruptedOrDrop(ActionListener<R> listener, Consumer<ActionListener<R>> consumer);
    }
    protected interface CoordinatorStrategy extends Closeable {