job.addTrackerTaskFailure(trackerName);
job.addTrackerTaskFailure(trackerName, taskTracker);
job.addTrackerTaskFailure(trackerName, taskTracker, reason);
if (infos != null && infos.size() > 0) { String lastFailureReason = infos.get(infos.size()-1); addTrackerTaskFailure(taskTrackerName, taskTracker, lastFailureReason);
addTrackerTaskFailure(taskTrackerName);
addTrackerTaskFailure(taskTrackerName, taskTracker);