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https://issues.apache.org/jira/browse/WHIRR-240?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13065336#comment-13065336
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Bruno Dumon commented on WHIRR-240:
-----------------------------------

Added hbase-ec2-090 recipe. As EC2 is working smooth for me know, I was able to 
test it. Only difference is that I tested with ubuntu 11.04 in eu-west 
(shouldn't make a difference). 

HBase master & region server are running, hbase master web ui shows the region 
servers.

Initially during startup there were some errors of the following kind (in the 
master's log):

{noformat}
2011-07-14 15:16:51,115 WARN org.apache.hadoop.hdfs.DFSClient: DataStreamer 
Exception: org.apache.hadoop.ipc.RemoteException: java.io.IOException: File 
/hbase/hbase.version could only be replicated to 0 nodes, instead of 1
        at 
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1469)
        at 
org.apache.hadoop.hdfs.server.namenode.NameNode.addBlock(NameNode.java:649)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
{noformat}

presumably because the datanodes were not available yet (seems like a reason to 
have the ordered service startup after all).

I didn't put an actual workload against it, but created a table and saw no 
further errors in the logs (checked on the actual regionserver that hosted the 
table, it was able to create its dfs files fine).

> [HBase] Enable support for HBase 0.90.x
> ---------------------------------------
>
>                 Key: WHIRR-240
>                 URL: https://issues.apache.org/jira/browse/WHIRR-240
>             Project: Whirr
>          Issue Type: New Feature
>          Components: service/hbase
>    Affects Versions: 0.3.0
>            Reporter: Lars George
>         Attachments: WHIRR-240.patch, hbase-ec2-090.properties
>
>
> HBase 0.90.0 is a difficult release as it either needs CDH or a patched 
> Hadoop (with append) to work. The Apache tarballs won't do and HBase will not 
> start. 
> One way possible is to deploy the Apache Hadoop 0.20.2 tarball and then 
> override the core jar with the one supplied by HBase. Since HBase relies on 
> Hadoop to be setup by the Whirr service we would need some surgery that would 
> imply service ordering. 

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