Symptom:
Device Upgrade Job Result is not succeeded in scheduled swim job

Conditions:
1. Select Configuration > Tools > Software Image Management > Software Distribution
2. Select "By devices[Basic]" and Click Go
3. Select device from All Devices and Click Next
4. Shown distributing image details in Recommendations page and Click Next
5. Shown Image Upgrade details in Verifications Page and Click Next
6. Scheduling Run Type as Immediate, Enter Job Description and Select Job Options as "Reboot 
    immediately after downloading." and Click Next
7. Goto Configuration > Job Browsers > Software Image Management - Job Status is showing 
    "Running" state for a long time. Swim job process is not executed/completed properly and 
     job execution stopped at Reboot Success message itself in scheduled swim job.
8. Click Job id - Device Upgrade Job Result is not succeeded and Inventory collection is not done in 
    scheduled swim job