strangely, i see the question posting data as 2016, but this landed in my
inbox a few minutes ago :)


On Fri, Aug 13, 2021 at 2:11 PM Aman Singh <[email protected]>
wrote:

> There are no issues moving within the same major versions.
>
> In Hbase the challenge is only if we move from Hbase 1.x to 2.x. There we
> have to take care of MOB, coprocessors, Prefix etc.
>
> Anyway, moving/copying data across clusters does not cause issues. We only
> need to worry about in-place upgrades.
>
> When you say distcp, for Hbase do snapshot export.
>
> On Thu, Dec 8, 2016 at 9:41 PM Viswanathan J <[email protected]>
> wrote:
>
>> Hi Guys,
>>
>> Currently we are running CDH version of 5.4.5 and planning to upgrade CDH
>> v5.8 in different cluster. We are planning to migrate data to the new
>> cluster through distcp after cluster upgrade.
>>
>> *CDH (v5.4.5) :*
>>
>>    - Hadoop v2.6.0
>>    - HBase v1.0.0
>>
>> *CDH (v5.8) :*
>>
>>
>>    - Hadoop v2.6.0
>>    - HBase v1.2.0
>>
>> Is the latest version will be backward compatible with the older version
>> of HDFS/HBase data?
>>
>> Also we are storing the data based on pre-split. Will this upgrade cause
>> any data incompatible because of different version and cluster/zk nodes.
>>
>> Please help on this.
>> --
>> Regards,
>> Viswa.J
>>
>

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