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From Keith Turner <>
Subject Re: accumulo 1.6 and HDFS non-HA conversion to HDFS HA
Date Tue, 05 Aug 2014 17:41:30 GMT
Did your HDFS URI change and are errors you are seeing connecting to the
old HDFS URI?  If so, you may need to configure
instance.volumes.replacements to replace the old URI in Accumulo metadata.

On Tue, Aug 5, 2014 at 1:06 PM, craig w <> wrote:

> I've setup an Accumulo 1.6 cluster with Hadoop 2.4.0 (with a secondary
> namenode). I wanted to convert the secondary namenode to be a standby
> (hence HDFS HA).
> After getting HDFS HA up and making sure the hadoop configuration files
> were accessible by Accumulo, I started up Accumulo. I noticed some reports
> of tablet servers failing to connect, however, they were failing to connect
> to HDFS over port 9000. That port is not configured/used with HDFS HA so
> I'm unsure why they are still trying to talk to HDFS using the old
> configuration.
> Any thoughts ideas? I know Accumulo 1.6 works with HDFS HA, but I'm
> curious if the tests have ever been run against a non-HA cluster that was
> converted to HA (with data in it).
> --

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