Created attachment 816742 [details]
restart_failed_for_ruby

Description of problem:
Create scalable ruby apps on devenv-stage_528, upgrade server to latest devenv, and upgrade the gears. Check the scalable ruby apps after upgrade. The scalable ruby 1.8 and ruby 1.9 app return 503.

Version-Release number of selected component (if applicable):
devenv-stage_528 to devenv_3953

How reproducible:
always

Steps to Reproduce:
1. Create apps on devenv-stage ami
2. Upgrade server and migrate gears
3. Check the app status and access the app
4. Restart the app via rhc client

Actual results:
The app show as started state but the home page return 503 when accessing.

# rhc app restart ruby19s
Unable to complete the requested operation due to: Failed to correctly execute all parallel operations.
Reference ID: 1df3c75ff691550d73691b73102595bf


Expected results:
The app should be accessible after migration.

Additional info:
Find the following info in the upgrade_result log:

            "start_gear": {
                "context": {
                    "warning": "Start gear failed with an exception: Failed to execute: 'control start' for /var/lib/openshift/526e24553c574c882000001a/ruby"
                }, 
                "errors": [], 
                "status": "complete"
            }, 
            "stop_gear": {
                "context": {
                    "warning": "Stop gear failed with an exception: undefined method `values' for nil:NilClass"
                }, 
                "errors": [], 
                "status": "complete"
            }, 


Development log when restarting app attached.