[SPARK-9212] update Netty version to "4.0.29.Final" for Netty Metrics

• Type: Sub-task
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 1.5.0
• Component/s: Shuffle, Spark Core
• Target Version/s: 1.5.0
• Assignee: Zhang, Liye
• Reporter: Zhang, Liye
• Created: 21/Jul/15 06:37
• Updated: 23/Jul/15 11:44
• Resolved: 23/Jul/15 11:43

Description

In Netty version 4.0.29.Final, metrics for PooledByteBufAllocator is exposed directly, so that no need to get the memory data info in a hack way.

Issue Links

• is related to: SPARK-8101 Upgrade netty to avoid memory leak accord to netty #3837 issues
• links to: [Github] Pull Request #7562 (liyezhang556520)