[MAHOUT-1715] Closeable API for broadcast tensors

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.10.2
• Assignee: Dmitriy Lyubimov
• Reporter: Dmitriy Lyubimov
• Created: 02/Jun/15 22:57
• Updated: 07/Aug/15 15:56
• Resolved: 17/Jun/15 19:01

Description

Spark has added explicit termination api for broadcasts in 1.1. So broadcast variables are now closeable by driver.

Spark 1.2 seems to have done this change a bit moot since it is using reference queues to shut off broadcasts (and caches) automatically now.

PR https://github.com/apache/mahout/pull/135