[SPARK-4445] Don't display storage level in toDebugString unless RDD is persisted

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 1.2.0
• Component/s: Spark Core
• Target Version/s: 1.2.0
• Assignee: Prashant Sharma
• Reporter: Patrick Wendell
• Created: 17/Nov/14 07:48
• Updated: 17/Nov/14 18:41
• Resolved: 17/Nov/14 18:41

Description

The current approach lists the storage level all the time, even if the RDD is not persisted. The storage level should only be listed if the RDD is persisted. We just need to guard it with a check.

Issue Links

• links to: [Github] Pull Request #3310 (ScrapCodes)