static final String ISCLEANUP_PROPERTY = "hadoop.tasklog.iscleanup";
  static final String LOGSIZE_PROPERTY = "hadoop.tasklog.totalLogFileSize";
  static final String TASKID_PROPERTY = "hadoop.tasklog.taskid";
static final String ISCLEANUP_PROPERTY = "hadoop.tasklog.iscleanup";
  static final String LOGSIZE_PROPERTY = "hadoop.tasklog.totalLogFileSize";
  static final String TASKID_PROPERTY = "hadoop.tasklog.taskid"; | TaskLogAppender.java