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Hadoop >> mail # user >> upgrade from Hadoop 0.21.0 to a newer version??


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steven zhuang 2011-08-19, 07:39
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Allen Wittenauer 2011-08-22, 04:08
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steven zhuang 2011-08-22, 06:00
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Re: upgrade from Hadoop 0.21.0 to a newer version??

On Aug 21, 2011, at 11:00 PM, steven zhuang wrote:

> thanks Allen, I really wish there wasn't such a version 0.21.0.  :)

It is tricky (lots of config work), but you could always run the two versions in parallel on the same gear, distcp from 0.21 to 0.20.203, then shutdown the 0.21 instance.