private void sendNodeThreadPoolStats(ThreadPoolStats threadPoolStats) {
String prefix = this.getPrefix("thread_pool");
Iterator<ThreadPoolStats.Stats> statsIterator = threadPoolStats.iterator();
while (statsIterator.hasNext()) {
ThreadPoolStats.Stats stats = statsIterator.next();
String threadPoolType = prefix + "." + stats.getName();
this.sendGauge(threadPoolType, "threads", stats.getThreads());
this.sendGauge(threadPoolType, "queue", stats.getQueue());
this.sendGauge(threadPoolType, "active", stats.getActive());
this.sendGauge(threadPoolType, "rejected", stats.getRejected());
this.sendGauge(threadPoolType, "largest", stats.getLargest());
this.sendGauge(threadPoolType, "completed", stats.getCompleted());
}
}
@Override
public void execute() throws Exception {
// If Elasticsearch is started then only start the monitoring
if (!ElasticsearchProcessMonitor.isElasticsearchRunning()) {
String exceptionMsg = "Elasticsearch is not yet started, check back again later";
logger.info(exceptionMsg);
return;
}
ThreadPoolStatsBean tpStatsBean = new ThreadPoolStatsBean();
try {
NodesStatsResponse ndsStatsResponse = ESTransportClient.getNodesStatsResponse(config);
ThreadPoolStats tpstats = null;
NodeStats ndStat = null;
if (ndsStatsResponse.getNodes().length > 0) {
ndStat = ndsStatsResponse.getAt(0);
}
if (ndStat == null) {
logger.info("NodeStats is null,hence returning (No ThreadPoolStats).");
return;
}
tpstats = ndStat.getThreadPool();
if (tpstats == null) {
logger.info("ThreadPoolStats is null,hence returning (No ThreadPoolStats).");
return;
}
Iterator<ThreadPoolStats.Stats> iter = tpstats.iterator();
while (iter.hasNext()) {
ThreadPoolStats.Stats stat = iter.next();
if (stat.getName().equals("index")) {
tpStatsBean.indexThreads = stat.getThreads();
tpStatsBean.indexQueue = stat.getQueue();
tpStatsBean.indexActive = stat.getActive();
tpStatsBean.indexRejected = stat.getRejected();
tpStatsBean.indexLargest = stat.getLargest();
tpStatsBean.indexCompleted = stat.getCompleted();
} else if (stat.getName().equals("get")) {
tpStatsBean.getThreads = stat.getThreads();
tpStatsBean.getQueue = stat.getQueue();
tpStatsBean.getActive = stat.getActive();
tpStatsBean.getRejected = stat.getRejected();
tpStatsBean.getLargest = stat.getLargest();
tpStatsBean.getCompleted = stat.getCompleted();
} else if (stat.getName().equals("search")) {
tpStatsBean.searchThreads = stat.getThreads();
tpStatsBean.searchQueue = stat.getQueue();
tpStatsBean.searchActive = stat.getActive();
tpStatsBean.searchRejected = stat.getRejected();
tpStatsBean.searchLargest = stat.getLargest();
tpStatsBean.searchCompleted = stat.getCompleted();
} else if (stat.getName().equals("bulk")) {
tpStatsBean.bulkThreads = stat.getThreads();
tpStatsBean.bulkQueue = stat.getQueue();
tpStatsBean.bulkActive = stat.getActive();
tpStatsBean.bulkRejected = stat.getRejected();
tpStatsBean.bulkLargest = stat.getLargest();
tpStatsBean.bulkCompleted = stat.getCompleted();
}
}
} catch (Exception e) {
logger.warn("failed to load Thread Pool stats data", e);
}
tpStatsReporter.threadPoolBean.set(tpStatsBean);
}