Пример #1
0
  @Override
  public void analyze(DagInfo dagInfo) throws TezException {
    // get all attempts in the dag and find the last failed/succeeded attempt.
    // ignore killed attempt to handle kills that happen upon dag completion
    TaskAttemptInfo lastAttempt = null;
    long lastAttemptFinishTime = 0;
    for (VertexInfo vertex : dagInfo.getVertices()) {
      for (TaskInfo task : vertex.getTasks()) {
        for (TaskAttemptInfo attempt : task.getTaskAttempts()) {
          attempts.put(attempt.getTaskAttemptId(), attempt);
          if (attempt.getStatus().equals(succeededState)
              || attempt.getStatus().equals(failedState)) {
            if (lastAttemptFinishTime < attempt.getFinishTime()) {
              lastAttempt = attempt;
              lastAttemptFinishTime = attempt.getFinishTime();
            }
          }
        }
      }
    }

    if (lastAttempt == null) {
      System.out.println("Cannot find last attempt to finish in DAG " + dagInfo.getDagId());
      return;
    }

    createCriticalPath(dagInfo, lastAttempt, lastAttemptFinishTime, attempts);

    analyzeCriticalPath(dagInfo);

    if (getConf().getBoolean(DRAW_SVG, true)) {
      saveCriticalPathAsSVG(dagInfo);
    }
  }
Пример #2
0
 private void saveCriticalPathAsSVG(DagInfo dagInfo) {
   SVGUtils svg = new SVGUtils();
   String outputFileName = getOutputDir() + File.separator + dagInfo.getDagId() + ".svg";
   System.out.println("Writing output to: " + outputFileName);
   svg.saveCriticalPathAsSVG(dagInfo, outputFileName, criticalPath);
 }