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From Benson Margulies <bimargul...@gmail.com>
Subject Re: Hoya Proposal
Date Thu, 09 Jan 2014 16:36:34 GMT
If you can work out a plan to do this directly in Hadoop, there's no
need for the incubator. You just build and and contribute it in
cahoots with them, and earn commit over there as you go.

On Thu, Jan 9, 2014 at 11:14 AM, Alejandro Abdelnur <tucu@cloudera.com> wrote:
> Mmmh, if i recall correctly this has come up in the past with other projects and it was
decided against it. Could you please check with the hadoop folks about it?
>
> Thx
>
>> On Jan 9, 2014, at 1:19 AM, Steve Loughran <stevel@hortonworks.com> wrote:
>>
>> no its wrong, it should all be under org.apache.hoya.
>>
>> I had the hadoop prefix so that I could perhaps put it straight into the
>> hadoop code as another tools module -no need for incubation. But as the
>> actual providers and all tests are related to the deployment of hbase and
>> accumulo, it really comes downstream of those.
>>
>> so a rename is needed.
>>
>> but yes, ASF headers everywhere
>>
>>
>>> On 8 January 2014 22:48, Henry Saputra <henry.saputra@gmail.com> wrote:
>>>
>>> I like how the initial code already put under "
>>> org.apache.hadoop.hoya"  with correct ASF header =)
>>>
>>> - Henry
>>>
>>> On Wed, Jan 8, 2014 at 7:08 AM, Steve Loughran <stevel@hortonworks.com>
>>> wrote:
>>>> I'm starting to put together the incubation proposal for Hoya: a tool to
>>>> dynamically deploy applications such as HBase or Accumulo on YARN
>>>>
>>>> https://wiki.apache.org/incubator/HoyaProposal
>>>>
>>>> It does already work to the extent that it can bring up either
>>> application,
>>>> run different clusters of different versions, and remember where
>>> containers
>>>> were allocated so that on application restart it can ask for them back.
>>>> That increases data locality and makes a big difference with HBase.
>>>>
>>>> It also needs a lot more work -YARN-896 is adding YARN features that
>>> help,
>>>> but there's lots of fun to be had in Hoya including
>>>> -leading edge work in failure handling, modelling cluster unreliability
>>>> and reacting to it. Can we move beyond simple blacklisting to
>>>> "greylisting", accepting unreliable boxes if we have no altenatives
>>>>
>>>> Then there's adding more providers, to support different application
>>>> installations -I'm starting to write a functional test framework which
>>> need
>>>> provider-specific workload generations
>>>>
>>>> Other features: AM should have a web ui that redirects to the live
>>>> endpoints to all the app-specific UIs (e.g. HBase Master GUI), as well as
>>>> displaying cluster state itself, for people and for management tools....
>>>>
>>>> To summarise: lots of fun to be had
>>>>
>>>> -steve
>>>>
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