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From Matt Narrell <matt.narr...@gmail.com>
Subject Re: YARN ResourceManager Hostname in HA configuration
Date Thu, 18 Sep 2014 14:20:16 GMT
Correct.  This is for client communication to the cluster.

I’m talking about “yarn.resourcemanager.hostname” which is still used to construct the
composite UI, it seems.

mn

On Sep 17, 2014, at 11:02 PM, Susheel Kumar Gadalay <skgadalay@gmail.com> wrote:

> I observed in Yarn Cluster, you set these properties
> 
> yarn.resourcemanager.hostname.rm-id1
> 
> yarn.resourcemanager.hostname.rm-id2
> 
> not yarn.resourcemanager.hostname.
> 
> 
> 
> On 9/17/14, Matt Narrell <matt.narrell@gmail.com> wrote:
>> How do I configure the “yarn.resourcemanager.hostname” property when in an
>> HA configuration?
>> 
>> It seems that this property will configure how the UI knits together the
>> node/application/timeline/etc UIs into a seamless experience.  The issue I
>> come across is that this property seems to only accept a single address?
>> How do I specify the “ha.rm-ids” or similar for this property in the case
>> that my active resource manager transitions to standby?  If I omit this
>> property, it defaults to 0.0.0.0 which is also incorrect for the cluster
>> setup.
>> 
>> If there is a failover, how does the resource manager UI handle this without
>> a config update and restart of the appropriate services?
>> 
>> Matt


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