Hello, Try to install the agent package on this host and let me know if that solves the issue. Make a copy of your /etc/cloudera-scm-agent/config.ini. Uninstall the cloudera-manager-agent package Install the cloudera-manager-agent package Copy the /etc/cloudera-scm-agent/config.ini back Start the cloudera-scm-agent service ... View more

Cell TTL is something that is defined at insertion time. So for an already existing data, you can perform a put of the same cell, which then will have the exact cell value on a new Hfile with the new TTL for the cell. ... View more

As HDFS-3743 still remains unresolved. I don't see any feature in the CM to copy the edits from the live journal node to the newly added journal node. Deploying the role using CM will add the role but the Active Namenode will report that its "out of sync" with this new journal node. So before starting the new journal node, copy the edits directory from one of the existing JournalNodes to the new one.   1 - Stop the New JN. 2 - Copy all the contents under /current of Journalnode folder from a working Journalnode to the new Journal node. 3 - Add the right permission to the newly copied folders with chown and chmod. 4 - Delete the edit_inprogress file (inside the new Journal node) such that the new Journalnode will start synchronising this file with the older Journal nodes.   ... View more

Ensure that at OS level the Namenode disk is mounted with read/write options ... View more