> On March 11, 2016, 9:06 a.m., Jayush Luniya wrote: > > ambari-server/src/main/resources/stacks/HDP/2.3/role_command_order.json, > > line 14 > > <https://reviews.apache.org/r/44687/diff/1/?file=1295169#file1295169line14> > > > > RCO can be defined at service level > > (https://issues.apache.org/jira/browse/AMBARI-9363). Instead of updating > > RCO of HDP stack, can you move the HAWQ and PXF specific ordering into the > > service? > > bhuvnesh chaudhary wrote: > Thanks Jayush for the suggestion, let me try that. > However, RCO at service level will be applicable only for trunk, for 2.2 > branch we still need to update HDP rco. correct ? > If so i will remove trunk tag from the list of branches, and keep this > pathc for 2.2.0 only. > > bhuvnesh chaudhary wrote: > Tried putting role_command_order.json under > /var/lib/ambari-server/resources/common-services/HAWQ/2.0.0/role_command_order.json. > However, it appears that its not loaded due to which HAWQMASTER was started > before NAMENODE and it failed. Same for PXF. > Here are the contents of RCO: > [root@c6401 ~]# cat > /var/lib/ambari-server/resources/common-services/HAWQ/2.0.0/role_command_order.json > { > "_comment" : "Record format:", > "_comment" : "blockedRole-blockedCommand: > [blockerRole1-blockerCommand1, blockerRole2-blockerCommand2, ...]", > "general_deps" : { > "_comment" : "dependencies for all cases", > "HAWQMASTER-START" : ["NAMENODE-START", "DATANODE-START", > "NODEMANAGER-START"], > "HAWQSTANDBY-START" : ["HAWQMASTER-START"], > "HAWQSEGMENT-START" : ["HAWQMASTER-START", "HAWQSTANDBY-START"], > "HAWQ_SERVICE_CHECK-SERVICE_CHECK" : ["HAWQSEGMENT-START", > "HDFS_SERVICE_CHECK-SERVICE_CHECK", "YARN_SERVICE_CHECK-SERVICE_CHECK", > "PXF_SERVICE_CHECK-SERVICE_CHECK"] > } > } > > Checked ambari-server.log, it does not show that this RCO is loaded but > shows the others under /var/lib/ambari-server/resources/stacks which are > loaded, will need to debug further for the root cause. > Adding Tim Thorpe as well to the reviewers list. > > Jayush Luniya wrote: > @Bhuvnesh > Go ahead with your changes without the refactoring in trunk and 2.2 > branch. I dont want to block you on it. Lets handle the refactoring in a > separate JIRA. @Tim Thorpe, can you check if anything is wrong with the > service-level RCO? > > bhuvnesh chaudhary wrote: > Thank you Jayush, will go ahead with the change.
When I added the RCO change for putting it at the service level, I only tested with services defined in the stack not having inherited the RCO from common-services. I'll look into it some more and see if I can figure out what the problem might be. Sorry was on vacation for a week. - Tim ----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/44687/#review123118 ----------------------------------------------------------- On March 11, 2016, 9:50 p.m., bhuvnesh chaudhary wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/44687/ > ----------------------------------------------------------- > > (Updated March 11, 2016, 9:50 p.m.) > > > Review request for Ambari, Alejandro Fernandez, jun aoki, Jayush Luniya, > Matt, Oleksandr Diachenko, and Tim Thorpe. > > > Bugs: AMBARI-15381 > https://issues.apache.org/jira/browse/AMBARI-15381 > > > Repository: ambari > > > Description > ------- > > Update RCO to ensure that PXF is started after HDFS. > PXF connects to namenode during startup and retries couple of times until > namenode has come up. > > > Diffs > ----- > > ambari-server/src/main/resources/stacks/HDP/2.3/role_command_order.json > b28f2a9 > > Diff: https://reviews.apache.org/r/44687/diff/ > > > Testing > ------- > > yes. manually. > > > Thanks, > > bhuvnesh chaudhary > >
