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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Intermittent TableInputFormat error
Date Fri, 16 May 2014 22:29:21 GMT
The 'value' is returned by scanner.next()

Did you only see one exception shown in the pastebin ?

Any log from the mapper ?


On Thu, May 15, 2014 at 8:19 AM, Jim Klucar <klucar@gmail.com> wrote:

> Hello,
> We are running map/reduce over HBase 0.96.2-hadoop1 with TableInputFormat
> and get an intermittent error that we can't track down. It shows up in
> different jobs and we can reprocess the same data with no problems. Our
> theory is that HBase may be migrating a region to a different server while
> the scanner is reading it. Perhaps there is some setting we can enable to
> prevent this?
> Here's the stack trace we get:
> http://pastebin.com/Wh3ZBC0J
> Any insight is appreciated, let me know if you would like me to gather any
> other log data.
> Thanks,
> Jim

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