Acceldata
ODP

Configure JDK 11 Environment Changes

After upgrading Infra-Solr, Hadoop, HBase, Hive, Druid, YARN, Tez, and Ranger KMS, you must add the required Java 11 runtime flags before starting the services.


Java 11 Runtime Flags: Environment Files and Reference Templates

This table maps each component to its environment file or configuration and the corresponding reference template for applying Java 11 runtime flags. Use the templates as a guide to update the environment files after upgrading the component and before starting its service.

Component

Environment File

Reference Template File

Hadoop

Hadoop-env

Hadoop-env-template

YARN

YARN-env

Yarn-env-template

Druid

Druid-env

Druid-env-template

HBase

HBase-env

HBase-env-template

Hive

Hive-env

Hive-env-template

Infra-Solr

Infra-solr-env

Infra-solr-env-template

Tez

Tez-env

Tez-env-template


Start Services Manually

Once the Ambari and all services are upgraded, start all the services manually and make sure it all starts.