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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/29378/
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(Updated Янв. 2, 2015, 5:58 п.п.)


Review request for Ambari, Alejandro Fernandez, Dmitro Lisnichenko, and Nate 
Cole.


Changes
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Fixed according to the comments


Bugs: AMBARI-8898
    https://issues.apache.org/jira/browse/AMBARI-8898


Repository: ambari


Description
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The following checks should be implemented:
*All* cluster hosts must satisfy the following:
1) It is either in Host Maintenance Mode or heartbeating with the server
2) If in Host Maintenance Mode, there are no masters on the host
3) If not in Host Maintenance Mode, it must have new version installed
*All* of the following must be satisfied:
1) NameNode HA is enabled
2) Make sure work-preserving RM/NM restart is enabled in YARN configuration 
files
3) MR Jobs need to reference the Hadoop libraries from the distributed cache 
instead of the cluster
4) Tez jobs need to reference the Hadoop libraries from the distributed cache 
instead of the cluster
5) Oozie jobs need to reference the Hadoop libraries from the distributed cache 
instead of the cluster
6) All services must be up, not in Service Maintenance Mode, and operational 
(all components are up and service check should pass*).
7) All DataNode decommissioning must be completed (no DataNode in 
“decommissioning” state)


Diffs (updated)
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ambari-server/src/main/java/org/apache/ambari/server/controller/PreUpgradeCheckRequest.java
 PRE-CREATION 
  
ambari-server/src/main/java/org/apache/ambari/server/controller/internal/PreUpgradeCheckResourceProvider.java
 0cb20c1 
  
ambari-server/src/main/java/org/apache/ambari/server/orm/dao/HostVersionDAO.java
 1afc850 
  
ambari-server/src/main/java/org/apache/ambari/server/state/UpgradeCheckHelper.java
 PRE-CREATION 
  ambari-server/src/main/java/org/apache/ambari/server/state/UpgradeChecks.java 
83cd632 
  
ambari-server/src/main/java/org/apache/ambari/server/state/stack/upgrade/UpgradeCheck.java
 0d85a93 
  
ambari-server/src/test/java/org/apache/ambari/server/state/UpgradeCheckHelperTest.java
 PRE-CREATION 

Diff: https://reviews.apache.org/r/29378/diff/


Testing
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Tests are passing


Thanks,

Yurii Shylov

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