Example usage of ServerCollector

ExampleServerCollector.java

/**
 * Assume that there is a core service running at http://core-service-node1.com:8080
 * Then metrics data will be available at http://core-service-node1.com:8081?metrics
 * ServerDataCollector can pull metrics data at a regular interval, and monitor real-time.
 * it can also save the monitored values */
 
 public class PoundieService {

    public static void main(String[] args) throws URISyntaxException, InterruptedException {
      
      /**
       * Define a load and run it. Vikram's code goes here.
       */
      
      
      
      /**
       * Let's assume that we want to monitor metrics of two different core services
       * that the load is hitting
       * http://core-feedie-node1.com:8081/metrics
       * http://core-tokie-node1.com:8081/metrics
       */
       
       // instantiate collector
       ServerDataCollector feedie_collector = new ServerDataCollector("http://core-feedie-node1.com:8081/metrics");
       ServerDataCollector tokie_collector = new ServerDataCollector("http://core-tokie-node1.com:8081/metrics");
       
       // set how frequently you want to update your metrics data in seconds
       feedie_collector.setRateInSec(1L);
       tokie_collector.setRateInSec(1L);
       
       /** Turn on CSV Report. You can filter out some resources if you want.
       * If you don't specify filter, it will dump all data in csv format except 
       * jvm, partie, logback, and jetty related data 
       * You need to pass in which directory you want to save the data
       * All server data will be saved under directory ./server_data/
       * */
       feedie_collector.turnCSVReporterOn("feedie"); // will be saved under ./server_data/feedie/
       tokie_collector.turnCSVReporterOn("tokie"); // will be saved under ./server_data/tokie/
       
       /**
        * Turn console reporter on. You need to pass in list of resources you want to monitor.
        * It will print NOTHING by default.
        * I made it this way because printing every on the console will be useless.
        * You want to see only the ones you want to monitor on your console
        * */
        LinkedList<String> feedie_wishList = new LinkedList<>(Array.asList("com.yammer.feedie.resources.someResource"));
        LinkedList<String> tokie_wishList = new LinkedList<>(Array.asList("com.yammer.auth.resources.someResource",
        "com.yammer.tokie.resources.anotherResource"));
        
        feedie_collector.turnConsoleReporterOn(feedie_wishList);
        tokie_collector.turnConsoleReporterOn(tokie_wishList);
        
        /**
         * You also might want to push your data to graphite server so that you can monitor it in a grpah format
         * real-time. Graphite also supports mulitple other functions. Check out https://graphite.readthedocs.org/en/0.9.10/
         * Format is
         * collector.turnGraphiteReporterOn(graphite_host, port, prefixForMetrics)
         * prefixForMetrics is optional but highly recommended. This makes it eaiser for you to distinguish
         * where you collected your metrics data from.
         */
          
        feedie_collector.turnGraphiteReporterOn("http://graphite-server.com", 2003, "fromFeedie");
        tokie_collector.turnGraphiteReporterOn("http://graphite-server.com", 2003, "fromTokie");
        
        // After you defined how you want to collect and monitor, start reporting.
        feedie_collector.report();
        tokie_coolector.report();
        
       
    }
    
 }