Re: Moving hadoop services

As of Ambari 2.0: HDFS: NameNode, Secondary NameNode, DataNodes can be moved. JournalNode cannot be moved yet in case NameNode HA is enabled. YARN: ResourceManager, App Timeline Server, NodeManagers can be moved. HBase: HBase Master can be moved (but delete must be done explicitly via API as des

RE: Moving hadoop services

Thanks Yusaku for the detailed information. So, this means that all the hadoop services can be moved to other hosts if I try to add new hosts to the existing cluster ? Please let me know if any additional information is reqired. Thanks and Regards, Pratik Gadiya ___

Re: XML Schema documentation for metainfo.xml?

These are the classes you want to look at, https://github.com/apache/ambari/blob/trunk/ambari-server/src/main/java/org/apache/ambari/server/controller/StackServiceComponentResponse.java https://github.com/apache/ambari/blob/trunk/ambari-server/src/main/java/org/apache/ambari/server/controller/inter

Re: XML Schema documentation for metainfo.xml?

Some documentation exist at https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=38571133? Rather than the java/python code a better start would be existing metainfo.xml files such as - https://github.com/apache/ambari/blob/trunk/ambari-server/src/main/resources/common-services/HBA

XML Schema documentation for metainfo.xml?

I am trying to find some information about the subject. Does anyone know if such document exists in some form? Or the only way to figure that out is to look at the java/python code on github? Regards Dmitry Vasilenko

Re: Enable Oozie High Availability from AMBARI 2.0

Thank you! Jeff. I got it. On 24 April 2015 at 20:14, Jeff Sposetti wrote: > Are you using Derby as the database? With Derby, the ability to > configure a second Oozie Server does not show. > > > Once you switch Oozie from Derby, there will be an option to add a > second Oozie Server. There is

Moving hadoop services

Hi All, I have deployed a hadoop cluster and just wondering if I could move few of the services running on one node to other node via REST API or Ambari UI. For example services like HBaseMaster or Namenode etc.. I can observe that there is only option to move Secondary NameNode. Please let me

Re: Enable Oozie High Availability from AMBARI 2.0

Are you using Derby as the database? With Derby, the ability to configure a second Oozie Server does not show. Once you switch Oozie from Derby, there will be an option to add a second Oozie Server. There is a bit more info here... http://docs.hortonworks.com/HDPDocuments/Ambari-2.0.0.0/Ambar

Re: How to update config group of existing cluster and make it effective using ambari REST API call?

I have fixed this issue. I updated the value of tag and then it works now. From: Chi Qing mailto:c...@vmware.com>> Reply-To: mailto:user@ambari.apache.org>> Date: Fri, 24 Apr 2015 09:53:08 + To: "user@ambari.apache.org" mailto:user@ambari.apache.org>> Cc: Gavin

How to update config group of existing cluster and make it effective using ambari REST API call?

Hi guys, I have a problem when I updating config group using ambari REST API call. Problem: The config group can’t update in existing cluster when I using ambari REST API call. Following is the REST API call details: 1. Info of config_group before updating it using REST API call: { "href" :

Enable Oozie High Availability from AMBARI 2.0

Hi, I am tying to find to enable Oozie HA from Ambari 2.0. But, I didn't find such option to enable Oozie HA. I am unable to find the documentation about this configuration. Please advise... Thanks, Shaik M