MonitoringServlet.java 文件源码

private void ping(HttpServletResponse resp) throws IOException {
    if (allowColdRun || metricSearch.isMetricTreeLoaded()) {
        resp.setStatus(HttpServletResponse.SC_OK);
        resp.getWriter().print("0;OK");
        return;
    }

    resp.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
    resp.getWriter().println("2;Metric tree not loaded ");
}