You must stop Ambari Metrics, Log Search, and the Amber Server and Agents before you
upgrade. If you are upgrading HDF services on an HDP cluster, you must stop NiFi and NiFi
Registry before upgrading to Ambari 2.7.0, HDP 3.0.0, and HDF 3.2.0. When you are installing
HDF services on an HDP cluster, manual installation is required post-Ambari upgrade.
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If you are running Ambari Metrics in your cluster, stop the service and put it in
Maintenance Mode.
From Ambari Web, browse to Services > Ambari Metrics and select
Stop from the Service Actions menu. Then, select Turn on
Maintenance Mode from the Service Actions menu.
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If you are running Log Search in your cluster, stop the service.
From Ambari Web, browse to Services > Log Search and select
Stop from the Service Actions menu. Then, select Turn on
Maintenance Mode from the Service Actions menu.
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If you have HDF services installed on an HDP cluster, you must stop them before
upgrade.
- If you have services from an HDF 3.1.x cluster, stop NiFi and NiFi Registry
and confirm that you do not have any of the service processes running.
- If you have services from HDF 3.0.x stop NiFi, Schema Registry, and SAM, and
confirm that you do not have any of the service processes running.
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Stop the Ambari Server. On the host running Ambari
Server:
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Stop all Ambari Agents. On each host in your cluster
running an Ambari Agent:
