Examples of net.opentsdb.graph.Plot

net.opentsdb.graph.Plot
Produces files to generate graphs with Gnuplot.
This class takes a bunch of {@link DataPoints} instances and generates aGnuplot script as well as the corresponding data files to feed to Gnuplot.

        tsdbquery.setEndTime(end_time);
      } catch (IllegalArgumentException e) {
        throw new BadRequestException("end time: " + e.getMessage());
      }
    }
    final Plot plot = new Plot(start_time, end_time,
          DateTime.timezones.get(query.getQueryStringParam("tz")));
    setPlotDimensions(query, plot);
    setPlotParams(query, plot);
    final int nqueries = tsdbqueries.length;
    @SuppressWarnings("unchecked")
    final HashSet<String>[] aggregated_tags = new HashSet[nqueries];
    int npoints = 0;
    for (int i = 0; i < nqueries; i++) {
      try {  // execute the TSDB query!
        // XXX This is slow and will block Netty.  TODO(tsuna): Don't block.
        // TODO(tsuna): Optimization: run each query in parallel.
        final DataPoints[] series = tsdbqueries[i].run();
        for (final DataPoints datapoints : series) {
          plot.add(datapoints, options.get(i));
          aggregated_tags[i] = new HashSet<String>();
          aggregated_tags[i].addAll(datapoints.getAggregatedTags());
          npoints += datapoints.aggregatedSize();
        }
      } catch (RuntimeException e) {

View Full Code Here

    final TSDB tsdb = new TSDB(config);
    tsdb.checkNecessaryTablesExist().joinUninterruptibly();
    final String basepath = argp.get("--graph");
    argp = null;


    Plot plot = null;
    try {
      plot = doQuery(tsdb, args, basepath != null);
    } finally {
      try {
        tsdb.shutdown().joinUninterruptibly();
      } catch (Exception e) {
        LOG.error("Unexpected exception", e);
        System.exit(1);
      }
    }


    if (plot != null) {
      try {
        final int npoints = plot.dumpToFiles(basepath);
        LOG.info("Wrote " + npoints + " for Gnuplot");
      } catch (IOException e) {
        LOG.error("Failed to write the Gnuplot file under " + basepath, e);
        System.exit(1);
      }

View Full Code Here

    parseCommandLineQuery(args, tsdb, queries, plotparams, plotoptions);
    if (queries.isEmpty()) {
      usage(null, "Not enough arguments, need at least one query.", 2);
    }


    final Plot plot = (want_plot ? new Plot(queries.get(0).getStartTime(),
                                            queries.get(0).getEndTime())
                       : null);
    if (want_plot) {
      plot.setParams(parsePlotParams(plotparams));
    }
    final int nqueries = queries.size();
    for (int i = 0; i < nqueries; i++) {
      // TODO(tsuna): Optimization: run each query in parallel.
      final StringBuilder buf = want_plot ? null : new StringBuilder();
      for (final DataPoints datapoints : queries.get(i).run()) {
        if (want_plot) {
          plot.add(datapoints, plotoptions.get(i));
        } else {
          final String metric = datapoints.metricName();
          final String tagz = datapoints.getTags().toString();
          for (final DataPoint datapoint : datapoints) {
            buf.append(metric)

View Full Code Here

  public void sendAsPNG(final HttpResponseStatus status,
                        final String msg,
                        final int max_age) {
    try {
      final long now = System.currentTimeMillis() / 1000;
      Plot plot = new Plot(now - 1, now);
      HashMap<String, String> params = new HashMap<String, String>(1);
      StringBuilder buf = new StringBuilder(1 + msg.length() + 18);


      buf.append('"');
      escapeJson(msg, buf);
      buf.append("\" at graph 0.02,0.97");
      params.put("label", buf.toString());
      buf = null;
      plot.setParams(params);
      params = null;
      final String basepath =
        tsdb.getConfig().getDirectoryName("tsd.http.cachedir")
        + Integer.toHexString(msg.hashCode());
      GraphHandler.runGnuplot(this, basepath, plot);

View Full Code Here

TOP

Related Classes of net.opentsdb.graph.Plot

net.opentsdb.core.DataPoints

net.opentsdb.tools.CliQuery

net.opentsdb.tsd.GraphHandler

net.opentsdb.tsd.HttpQuery

java.io.PrintWriter

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.