[SPARK-4470] SparkContext accepts local[0] as a master URL

• Type: Improvement
• Status: Closed
• Priority: Trivial
• Resolution: Fixed
• Affects Version/s: 1.1.0
• Fix Version/s: 1.2.0
• Component/s: Spark Core
• Target Version/s: 1.2.0
• Assignee: Kenichi Maehashi
• Reporter: Kenichi Maehashi
• Created: 18/Nov/14 05:37
• Updated: 19/Nov/14 20:12
• Resolved: 19/Nov/14 20:12

Description

When running Spark locally, if number of threads is specified as 0 (e.g., spark-submit --master local[0] ...), the job got stuck and does not run at all.
I think it's better to validate the parameter.

Issue Links

• links to: [Github] Pull Request #3337 (kmaehashi)