0.14 should be smart enough to upgrade from 0.10
I tested upgrade from 0.11 to 0.14 on a smalll cluster though.
10 to 14 should not be any different.
So far there is no upgrade path story. Everything is pretty generic.
In theory you should be able to upgrade from 0.1 straight to 0.14,
but I don't have file system samples of that particular age.

--Konstantin

Raghu Angadi wrote:

Thanks Torten,

Upgrade path is important. Added a section at the top.

Raghu.

Torsten Curdt wrote:


On 21.08.2007, at 23:58, Raghu Angadi wrote:

Upgrade guide for 0.14 is at http://wiki.apache.org/lucene-hadoop/Hadoop_0.14_Upgrade This is also linked off of http://wiki.apache.org/lucene-hadoop/Hadoop_Upgrade

I am currently making some minor corrections. Feedback is welcome.


Great stuff ...biggest question left though is - what is the upgrade path? 0.10 -> 0.13 -> 0.14 ?

Does one have to do an incremental (version-by-version) upgrade? Or would 0.14 be smart enough to upgrade from 0.10?

cheers
--
Torsten




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