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Subject: Re: YARN ResourceManager Hostname in HA configuration
From: Matt Narrell <matt.narrell@gmail.com>
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Date: Thu, 18 Sep 2014 08:20:16 -0600
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To: user@hadoop.apache.org

Correct.  This is for client communication to the cluster.

I=92m talking about =93yarn.resourcemanager.hostname=94 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
>=20
> yarn.resourcemanager.hostname.rm-id1
>=20
> yarn.resourcemanager.hostname.rm-id2
>=20
> not yarn.resourcemanager.hostname.
>=20
>=20
>=20
> On 9/17/14, Matt Narrell <matt.narrell@gmail.com> wrote:
>> How do I configure the =93yarn.resourcemanager.hostname=94 property =
when in an
>> HA configuration?
>>=20
>> 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 =93ha.rm-ids=94 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.
>>=20
>> If there is a failover, how does the resource manager UI handle this =
without
>> a config update and restart of the appropriate services?
>>=20
>> Matt