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Review request for Ambari, Nate Cole and Tom Beerbower.
Bugs: AMBARI-11288
https://issues.apache.org/jira/browse/AMBARI-11288
Repository: ambari
Description
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Having multiple metastore instances is recommended for rolling upgrade. This
ensures that there is at least one metastore that is up and running during the
RU process and reduces the chances of failure.
{panel}
Hive Metastore Availability
Multiple Hive Metastore instances are recommended for Rolling Upgrade. This
ensures that there is at least one Metastore running during the upgrade process.
{panel}
Diffs
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ambari-server/src/main/java/org/apache/ambari/server/checks/CheckDescription.java
8e92cfe
ambari-server/src/main/java/org/apache/ambari/server/checks/HiveMultipleMetastoreCheck.java
PRE-CREATION
ambari-server/src/main/java/org/apache/ambari/server/checks/UpgradeCheckGroup.java
16e56f3
ambari-server/src/main/java/org/apache/ambari/server/checks/YarnRMHighAvailabilityCheck.java
db8af29
ambari-server/src/test/java/org/apache/ambari/server/checks/TestHiveMultipleMetastoreCheck.java
PRE-CREATION
Diff: https://reviews.apache.org/r/34506/diff/
Testing
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mvn clean test
Thanks,
Jonathan Hurley
