after adding new parameter and value to the ambari cluster , we need to restart the service to take affect from ambari GUI restart the service is required , and we can see that because restart button is colored with orange so my question is we need API command that restart only the services that restart is required? ... View more

hi all in the Amabri GUI we have a lot of parameters that actually have different name from the json file (we generate json file from blueprint ) as the following example: DataNode failed disk tolerance - appears as dfs.datanode.failed.volumes.tolerated in ouput json DataNode maximum Java heap size - appears as dtnode_heapsiz in ouput json DataNode max data transfer threads - appears as dfs.datanode.max.transfer.threads in ouput json any idea if we can find some table that show the parameters from amabri and the equivalent parameters from json ? or any other advice ? ... View more

Why not all parameters from ambari cluster not represented by the blueprint json file ? I generated the blueprint json file as the foolwing: curl -u admin:admin -H "X-Requested-By: ambari" -X GET http://10.23.4.122:8080/api/v1/clusters/HDP26?format=blueprint -o /tmp/HDP01_blueprint.json but when I access to the ambari GUI we noticed that many parameters not appears in the blueprint json file example of parameters from HDFS – config that not appears in the blueprint json file DataNode failed disk tolerance DataNode maximum Java heap size DataNode max data transfer threads ... View more

Hi all How to convert blueprint json file to csv file? My target is to convert all properties parameters to a csv file from the amabri cluster Example – generate blueprint json file from my ambari cluster curl -u admin:admin -H "X-Requested-By: ambari" -X GET http://10.23.4.122:8080/api/v1/clusters/HDP26?format=blueprint -o /tmp/HDP01_blueprint.json example of expected results: ( all parameters from all config types should be in the csv file ) autopurge.purgeInterval,512 dataDir,/hadoop/zookeeper autopurge.snapRetainCount,10 clientPort,2181 initLimit,11 tickTime,2000 syncLimit,5 ... View more