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From "Vitalyi Brodetskyi" <vbrodets...@hortonworks.com>
Subject Re: Review Request 36084: upgradeHelper for a 2.1 -> 2.2 upgrade leaves Resource Manager unusable
Date Wed, 01 Jul 2015 09:10:50 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/36084/#review90037
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Ship it!


Ship It!

- Vitalyi Brodetskyi


On Липень 1, 2015, 7:36 до полудня, Andrew Onischuk wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/36084/
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> 
> (Updated Липень 1, 2015, 7:36 до полудня)
> 
> 
> Review request for Ambari and Vitalyi Brodetskyi.
> 
> 
> Bugs: AMBARI-12232
>     https://issues.apache.org/jira/browse/AMBARI-12232
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> PROBLEM: The upgradeHelper script when upgrading from 2.1 -> 2.2 sets up YARN
> to use ZKRMStateStore. It also sets the zk-address to localhost:2181:
> 
>     
>     
>     
>               "yarn.resourcemanager.store.class": "org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore",
>               "yarn.resourcemanager.zk-address": "localhost:2181",
>     
> 
> This leaves the RM unable to start because it has no quorum to connect to. The
> upgradeHelper should either not set the ZKRMStateStore, or it should be trying
> harder to populate a valid ZK quorum.
> 
> 
> Diffs
> -----
> 
>   ambari-server/src/main/python/upgradeHelper.py 196dd3c 
>   ambari-server/src/main/resources/upgrade/catalog/UpgradeCatalog_2.0_to_2.2.json 7342a35

>   ambari-server/src/main/resources/upgrade/catalog/UpgradeCatalog_2.1_to_2.2.json 94d30f5

> 
> Diff: https://reviews.apache.org/r/36084/diff/
> 
> 
> Testing
> -------
> 
> mvn clean test
> 
> 
> Thanks,
> 
> Andrew Onischuk
> 
>


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