[AMBARI-18043] Not able to proceed with RU downgrade due to spark clients failing to install

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.4.0
• Assignee: Andrew Onischuk
• Reporter: Andrew Onischuk
• Created: 05/Aug/16 11:24
• Updated: 05/Aug/16 16:00
• Resolved: 05/Aug/16 11:39

Description

RU downgrade is stuck at step to restart spark clients.

Restart of spark clients is failing with below error :

Traceback (most recent call last):
File "/var/lib/ambari-agent/cache/common-services/SPARK/1.2.1/package/scripts/spark_client.py", line 88, in <module>
SparkClient().execute()
File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 280, in execute
method(env)
File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 676, in restart
self.pre_upgrade_restart(env, upgrade_type=upgrade_type)
File "/var/lib/ambari-agent/cache/common-services/SPARK/1.2.1/package/scripts/spark_client.py", line 79, in pre_upgrade_restart
import params
File "/var/lib/ambari-agent/cache/common-services/SPARK/1.2.1/package/scripts/params.py", line 212, in <module>
livy_pid_dir = status_params.livy_pid_dir
AttributeError: 'module' object has no attribute 'livy_pid_dir'

Not able to proceed the downgrade even with 'Ignore and proceed'
functionality.

Live cluster is available here : <http://172.22.115.32:8080/>

Issue Links

• links to: ReviewBoard