Hi can you put datanode in maintenance through bash command or direct python command? I have ginormous and i want to quickly stop and start services. I am using hadoop-daemon.sh start to to start a datanode. I know maintenence mode is not from hadoop API that is built as part of Ambari. ... View more

Thanks Aditya That worked 🙂 ... View more

You can find it from boht way thorugh Hadoop commands and Curl command 1) hdfs dfsamdin -report 2) Hadoop fsck / 3) curl -u username -H "X-Requested-By: ambari" -X GET http://cluster-hostname:8080/api/v1/clusters/clustername/services/HDFS ... View more