Here is an example error message
15/04/22 14:10:35 INFO ipc.Client: Retrying connect to server: machine006/172.27.37.6:42500. Already tried 0 time(s); maxRetries=3
15/04/22 14:10:55 INFO ipc.Client: Retrying connect to server: machine006l/172.27.37.6:42500. Already tried 1 time(s); maxRetries=3
15/04/22 14:11:15 INFO ipc.Client: Retrying connect to server: machine006/172.27.37.6:42500. Already tried 2 time(s); maxRetries=3
And here is the command I used
hadoop jar /usr/hdp/current/hadoop-mapreduce-client/hadoop-mapreduce-examples.jar multifilewc /data/tests/sample_text_en.txt /tmp/mclinta_output05