hadoop-hdfs-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Oleg Ruchovets <oruchov...@gmail.com>
Subject Re: High Availability hadoop cluster.
Date Thu, 06 Nov 2014 11:01:01 GMT
Great.
Thank you for the link.
Just to be sure - JN can be installed on data nodes like zookeeper?
If we have 2 Name Nodes and 15 Data Nodes - is it correct  to install ZK
and JN on datanodes machines?
Thanks
Oleg.


On Thu, Nov 6, 2014 at 5:06 PM, Alexander Pivovarov <apivovarov@gmail.com>
wrote:

> 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