private void addEventsLastWeek(EventLog eventLog, long currentTime, NodeInfo nodeInfo, HtmlTable.Row row) {
            int nodeEvents = eventLog.getNodeEventsSince(nodeInfo.getNode(),
                    currentTime - eventLog.getRecentTimePeriod());
            row.addCell(new HtmlTable.Cell("" + nodeEvents));
            if (nodeEvents > 3) {
                row.getLastCell().addProperties(WARNING_PROPERTY);
            }
        }
Renders web page with cluster status.
clustercontroller-core/src/main/java/com/yahoo/vespa/clustercontroller/core/status/statuspage/VdsClusterHtmlRenderer.java