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From Stephan Ewen <se...@apache.org>
Subject Re: Read from HBase flink-0.9.0-milestone-1-bin-hadoop2
Date Thu, 28 May 2015 08:53:07 GMT
Can you look into the Flink and HBase logs if it locks some exception there?


On Thu, May 28, 2015 at 10:24 AM, Hilmi Yildirim <hilmi.yildirim@neofonie.de
> wrote:

>  Hi,
> I also tried to read from HBase using the
> flink-0.9.0-milestone-1-bin-hadoop2 version. It works great and it uses the
> config declared in the hbase-site.xml.
>
> I configured a flink cluster with 2 machines. For that I deployed the
> flink folder with the corresponding configurations on each machine. To
> start the cluster I use the start script ./start-cluster.sh. Then, I run
> the job and it works. Now, I configured a flink cluster with 13 machines.
> All machines read from hbase correctly besides 1 or 2 machines. These 1 or
> 2 machines get following exception
> "org.apache.hadoop.hbase.UnknownScannerException:
> org.apache.hadoop.hbase.UnknownScannerException: Name 2423, already closed?"
>
> When I restart the job then the exception occurs for other 1 or 2 machines.
>
> Does anyone know why this exception occurs?
>
> Best Regards,
>
> --
> --
> Hilmi Yildirim
> Software Developer R&D
>
> T: +49 30 24627-281Hilmi.Yildirim@neofonie.de
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