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From David Lyle <dlyle65...@gmail.com>
Subject Re: Problem Running 1.5.0 on Amazon EMR - dfs.support.append not true.
Date Mon, 27 May 2013 11:44:29 GMT
Have you tried a configure hadoop bootstrap action?

Try* *--h,dfs.support.append****-key-value=false
http://docs.aws.amazon.com/ElasticMapReduce/latest/DeveloperGuide/emr-plan-bootstrap.html#PredefinedbootstrapActions_ConfigureHadoop


On Mon, May 27, 2013 at 7:20 AM, David Medinets <david.medinets@gmail.com>wrote:

> When trying to start tserver on Amazon EMR, you'll see the following
> message in the logs:
>
> 2013-05-27 00:04:43,593 [tabletserver.TabletServer] FATAL: Must set
> dfs.durable.sync OR dfs.support.append to true.  Which one needs to be set
> depends on your version of HDFS.  See ACCUMULO-623.
> HADOOP RELEASE          VERSION           SYNC NAME             DEFAULT
> Apache Hadoop           0.20.205          dfs.support.append    false
> Apache Hadoop            0.23.x           dfs.support.append    true
> Apache Hadoop             1.0.x           dfs.support.append    false
> Apache Hadoop             1.1.x           dfs.durable.sync      true
> Apache Hadoop          2.0.0-2.0.2        dfs.support.append    true
> Cloudera CDH             3u0-3u3             ????               true
> Cloudera CDH               3u4            dfs.support.append    true
> Hortonworks HDP           `1.0            dfs.support.append    false
> Hortonworks HDP           `1.1            dfs.support.append    false
>
> To resolve this, the property needs to be present when hadoop is
> configured so that both slave and master are initialized correctly. I have
> not discovered how to correct this issue.
>

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