Re: Is there any guide on how to write stackadvisor ?

2016-01-26 Thread Srimanth Gunturi
Hi Jeff, The closest we have to documentation is the python doc comments we have in the base abstract class of StackAdvisor - https://github.com/apache/ambari/blob/trunk/ambari-server/src/main/resources/stacks/stack_advisor.py#L23 Each stack advisor does 4 things for which there are 4

How to disable ambari-server kerberos

2016-01-26 Thread Fay Wang
Hi,    I enabled kerberos for my cluster (via ambari UI) and for ambari-server (using ambari-server setup-security). I can disable kerberos for the cluster via Ambari UI, but am not sure how to disable kerberos for the ambari-server.     Is it ok to have kerberized abmari-server in a

Re: Is there any guide on how to write stackadvisor ?

2016-01-26 Thread Jeff Zhang
Thanks Mithun and Srimanth. What I want to get the number of node managers, the configured memory/cores of each node manager and the min/max allocation memory of yarn, and base on these information I will recommend configuration for spark-thrift-sparkconf.conf I will take a look the material you