hadoop-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Alexander Pivovarov <apivova...@gmail.com>
Subject Re: High Availability hadoop cluster.
Date Thu, 06 Nov 2014 09:06:18 GMT
To Enable HA open Ambari, go to Admin, select HA, click enable HA

http://dev.hortonworks.com.s3.amazonaws.com/HDPDocuments/HDP2/HDP-2.0.9.0/bk_using_Ambari_book/content/install-ha_2x.html

On Thu, Nov 6, 2014 at 12:45 AM, Oleg Ruchovets <oruchovets@gmail.com>
wrote:

> Our deployment is 15 data nodes and 2 NN. ZKs installed also as part of
> hortonworks distributions.
> Sorry for dummy question - what is JN is?
> Can you please please point me on some manual wiki for installation /
> configuration.
>
> Thanks
> Oleg.
>
>
> On Thu, Nov 6, 2014 at 4:04 PM, Alexander Pivovarov <apivovarov@gmail.com>
> wrote:
>
>> 2 boxes for 2 NNs  (better dedicated boxes)
>> min 3 JNs
>> min 3 ZKs
>>
>> JNs and ZKs can share boxes with other services
>>
>>
>> On Wed, Nov 5, 2014 at 11:31 PM, Oleg Ruchovets <oruchovets@gmail.com>
>> wrote:
>>
>>> Hello.
>>> We are using hortonwork distribution and want to evaluate HA
>>> capabilities.
>>> Can community please share the best practices and potential problems?
>>> Is it required additional hardware?
>>>
>>> Thanks
>>> Oleg.
>>>
>>
>>
>

Mime
View raw message