Quick question...
Does ML go as a different Carbon server or does it go as a profile of DAS
(ex: we have data receiver, data analyzer etc) where ML features are
installed in?

if ML is a separate carbon server, DAS should start in the cluster only
mode and ML should point to this DAS spark cluster :-)

On Tue, Jul 7, 2015 at 9:04 PM, Nirmal Fernando <[email protected]> wrote:

> Ok, thanks. I think client mode is the mode we have to use when DAL
> features run in ML.
>
> On Tue, Jul 7, 2015 at 8:47 PM, Niranda Perera <[email protected]> wrote:
>
>> Hi Nirmal,
>>
>> Actually, default is the local mode. (it is checked in the line 197) :-)
>>
>> clarification.
>> there are two states in DAS Spark at the moment.
>> 1. Local mode (Default) - DAS sets up Spark in 'local' mode, a single
>> node all-in-one server
>> 2. cluster mode - DAS sets up its own Spark cluster and the client app in
>> a cluster using Carbon Clustering
>>
>> two more states are yet to be merged to the current code
>> 3. Client mode - DAS acts only as a client (Spark terms - only the app
>> (driver) is instantiated in the server) where it points to an external
>> spark cluster
>> 4. cluster only mode - DAS sets up Spark Cluster only using Carbon
>> Clustering so that other clients (ex. ML) can submit applications form the
>> outside of the cluster
>>
>> rgds
>>
>>
>> On Tue, Jul 7, 2015 at 7:50 PM, Nirmal Fernando <[email protected]> wrote:
>>
>>> Hi All,
>>>
>>> If I read it correctly, by default DAS starts a Spark Server [1] since
>>> the default value of client mode is false. Shouldn't we be using Spark
>>> Local mode instead as the default config?
>>>
>>> [1]
>>> https://github.com/wso2/carbon-analytics/blob/master/components/analytics-processors/org.wso2.carbon.analytics.spark.core/src/main/java/org/wso2/carbon/analytics/spark/core/internal/SparkAnalyticsExecutor.java#L197
>>>
>>>
>>> --
>>>
>>> Thanks & regards,
>>> Nirmal
>>>
>>> Associate Technical Lead - Data Technologies Team, WSO2 Inc.
>>> Mobile: +94715779733
>>> Blog: http://nirmalfdo.blogspot.com/
>>>
>>>
>>>
>>
>>
>> --
>> *Niranda Perera*
>> Software Engineer, WSO2 Inc.
>> Mobile: +94-71-554-8430
>> Twitter: @n1r44 <https://twitter.com/N1R44>
>> https://pythagoreanscript.wordpress.com/
>>
>
>
>
> --
>
> Thanks & regards,
> Nirmal
>
> Associate Technical Lead - Data Technologies Team, WSO2 Inc.
> Mobile: +94715779733
> Blog: http://nirmalfdo.blogspot.com/
>
>
>


-- 
*Niranda Perera*
Software Engineer, WSO2 Inc.
Mobile: +94-71-554-8430
Twitter: @n1r44 <https://twitter.com/N1R44>
https://pythagoreanscript.wordpress.com/
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