@Jay I see the fine on ambari server - /var/www/html/HDP/centos7/2.6.4.0-91/HDP-2.6.4.0-91.xml , and file isn't empty , and looks ok , so what we can do else? ... View more

@Jay can we search this file on ambari server machine? ... View more

OK , but how to check it , location? ... View more

@Jay regarding the problem , I see in amnari-server log the following : (invalid VDF) as you know we use API to upgrade the HDP and when we do the API without ambari upgrade then evrything is OK the problem is upgrading by API after ambari upgrade , what is your opinion? <br>20 Mar 2018 09:58:32,393 ERROR [ambari-client-thread-973] CheckHelper:109 - Check COMPONENTS_INSTALLATION failed org.apache.ambari.server.AmbariException: Unable to run upgrade checks because of an invalid VDF at org.apache.ambari.server.checks.AbstractCheckDescriptor.getServicesInUpgrade(AbstractCheckDescriptor.java:345) at org.apache.ambari.server.checks.ComponentsInstallationCheck.perform(ComponentsInstallationCheck.java:69) at org.apache.ambari.server.state.CheckHelper.performChecks(CheckHelper.java:104) at org.apache.ambari.server.controller.internal.PreUpgradeCheckResourceProvider.getResources(PreUpgradeCheckResourceProvider.java:236) at org.apache.ambari.server.controller.internal.ClusterControllerImpl$ExtendedResourceProviderWrapper.queryForResources(ClusterControllerImpl.java:966) at org.apache.ambari.server.controller.internal.ClusterControllerImpl.getResources(ClusterControllerImpl.java:141) at org.apache.ambari.server.api.query.QueryImpl.doQuery(QueryImpl.java:529) at org.apache.ambari.server.api.query.QueryImpl.queryForResources(QueryImpl.java:398) at org.apache.ambari.server.api.query.QueryImpl.execute(QueryImpl.java:222) at org.apache.ambari.server.api.handlers.ReadHandler.handleRequest(ReadHandler.java:77) at org.apache.ambari.server.api.services.BaseRequest.process(BaseRequest.java:144) at org.apache.ambari.server.api.services.BaseService.handleRequest(BaseService.java:126) at org.apache.ambari.server.api.services.BaseService.handleRequest(BaseService.java:90) at org.apache.ambari.server.api.services.PreUpgradeCheckService.getPreUpgradeChecks(PreUpgradeCheckService.java:61) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) 20 Mar 2018 09:56:42,162 ERROR [ambari-client-thread-888] CheckHelper:76 - Unable to determine whether the pre-upgrade check SERVICES_RANGER_PASSWORD_VERIFY is applicable to this upgrade org.apache.ambari.server.AmbariException: Unable to run upgrade checks because of an invalid VDF ... View more

Jay , thank you I will do , second do you know any procedure for uninstall ? ( ambari GUI not have this ) , what is option is to remove all new rpm's that installed ( I can see the new rpm's from yum history on each machine ) , but any way we need approved procedure ... View more

@Jay my feeling is that the requirements not reflect the real situation of the cluster , as you see from my results there are no failed services/components or maintenance mode or services that not start , this is very very not make sense , , second why ambari GUI not have option to fallback ? , this must be basic when we want to fallback because problems , ... View more

regarding to step 4 - we check more then twice that all service are up and running ... View more

regarding to steps 2,3 very strange because all services/components are without failed and no service / components with maintenance mode <br>[root@master02 centos7]# curl -u admin:admin -H "X-Requested-By: ambari" -X GET http://master02:8080/api/v1/clusters/sys65/host_components?HostRoles/state=INSTALL_FAILED { "href" : "http://master02:8080/api/v1/clusters/sys65/host_components?HostRoles/state=INSTALL_FAILED", "items" : [ ] }[root@master02 centos7]#curl -u admin:admin -H "X-Requested-By: ambari" -X GET http://master02:8080/api/v1/clusters/sys65/services?ServiceInfo/maintenance_state=ON { "href" : "http://master02:8080/api/v1/clusters/sys65/services?ServiceInfo/maintenance_state=ON", "items" : [ ] ... View more

you said " My current version is HDP-2.6.2.0 so I am upgrading to HDP-2.6.3.0 then will do the 2.6.4.0-91" why not upgrade from HDP-2.6.2.0 to 2.6.4.0-91 , why need middle version ? ... View more