hi all, we have ambari cluster on customer site ( version 2.6.1 ) cluster include the following machines: master01 , master02 , master03 , worker01-worker64 , kafka01 - kafka03 all machines are now with IP's 162.98.23.5-75 while customer want to change to these ip's 176.12.10.5-75 please advice what is the procedure to change IP's on master's machines , workers machines and kafka's machines ? ... View more

we are before ambari & HDP upgrade we want to know before upgrade if all machines in ambari cluster must be updated with the same time? if yes , then we add this check in our scripts ... View more

we perform service check to Ambari Metrics and we get the following errors - "All metrics collectors are unavailable" what we can do regarding that , in order to solve the problem? Traceback (most recent call last): File "/var/lib/ambari-agent/cache/common-services/AMBARI_METRICS/0.1.0/package/scripts/service_check.py", line 207, in <module> AMSServiceCheck().execute() File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 375, in execute method(env) File "/usr/lib/python2.6/site-packages/ambari_commons/os_family_impl.py", line 89, in thunk return fn(*args, **kwargs) File "/var/lib/ambari-agent/cache/common-services/AMBARI_METRICS/0.1.0/package/scripts/service_check.py", line 159, in service_check raise Fail("All metrics collectors are unavailable.") resource_management.core.exceptions.Fail: All metrics collectors are unavailable. ... View more

we want to add additional "." in domain name dose domain name as sys200.ve.com is valid for master or workers machines? we installed new ambari cluster with these domains for example: master01.sys200.ve.com the log from ambari-server while the hostname - master02.sys200.ve.com 08 Apr 2018 06:05:00,060 WARN [ambari-client-thread-135] Errors:173 - The following warnings have been detected with resource and/or provider classes: WARNING: A HTTP GET method, public javax.ws.rs.core.Response org.apache.ambari.server.api.services.ConfigurationService.getConfigurations(java.lang.String,javax.ws.rs.core.HttpHeaders,javax.ws.rs.core.UriInfo), should not consume any entity. 08 Apr 2018 06:05:05,770 INFO [ambari-client-thread-137] AmbariManagementControllerImpl:1631 - Received a updateCluster request, clusterId=2, clusterName=HDP, securityType=null, request={ clusterName=HDP, clusterId=2, provisioningState=null, securityType=null, stackVersion=HDP-2.6, desired_scv=null, hosts=[] } 08 Apr 2018 06:05:05,775 INFO [ambari-client-thread-137] AbstractProviderModule:864 - Resetting property provider maps to reflect changes in cluster state 08 Apr 2018 06:05:05,815 INFO [ambari-client-thread-137] MetricsCollectorHAManager:54 - Adding collector host : master02.sys200.ve.com to cluster : HDP 08 Apr 2018 06:05:05,818 INFO [ambari-client-thread-137] MetricsCollectorHAClusterState:84 - Refreshing collector host, current collector host : master02.sys200.ve.com 08 Apr 2018 06:05:05,821 INFO [ambari-client-thread-137] MetricsCollectorHAClusterState:105 - After refresh, new collector host : master02.sys200.ve.com 08 Apr 2018 06:05:05,874 WARN [ambari-client-thread-136] Errors:173 - The following warnings have been detected with resource and/or provider classes: WARNING: A HTTP GET method, public javax.ws.rs.core.Response org.apache.ambari.server.api.services.ComponentService.getComponents(java.lang.String,javax.ws.rs.core.HttpHeaders,javax.ws.rs.core.UriInfo,java.lang.String), should not consume any entity. <br> ... View more