public static void raftReadIndexFailed() {
        RAFT_READ_INDEX_FAILED.record(1);
    }
@Test
    void testRaftReadIndexFailed() {
        MetricsMonitor.raftReadIndexFailed();
        MetricsMonitor.raftReadIndexFailed();
        assertEquals(2D, MetricsMonitor.getRaftReadIndexFailed().totalAmount(), 0.01);
    }