def resetDatanode(cls,action): datanodes = cls.getDatanodes() Machine.resetNode("datanode", datanodes, action)
def resetJobtracker(cls,action): jobtracker = MAPRED.getJobTracker().split() Machine.resetNode("jobtracker", jobtracker, action)
def resetTasktracker(cls,action): tasktrackers = cls.getTasktrackers() Machine.resetNode("tasktracker", tasktrackers, action)
def resetNamenode(cls,action): namenode = HDFS.getNamenode().split() Machine.resetNode("namenode", namenode, action)