[HDDS-3812] Disable netty resource leak detector in datanode

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Labels: pull-request-available
• Assignee: Lokesh Jain
• Reporter: Rajesh Balamohan
• Created: 16/Jun/20 08:10
• Updated: 12/Jan/21 02:57
• Resolved: 17/Jun/20 01:58

Description

By default netty enables resource leak detector. However, this ends up throwing exception everytime to track the location.  

 

For every write and for every bytebuf allocation in netty, it ends up going via this path which can hurt during concurrency and for perf.

https://github.com/netty/netty/blob/b82258b72fdf4c733d9c4a641c6b8725b036485f/common/src/main/java/io/netty/util/ResourceLeakDetector.java#L106

https://github.com/netty/netty/blob/b82258b72fdf4c733d9c4a641c6b8725b036485f/common/src/main/java/io/netty/util/ResourceLeakDetector.java#L591

Issue Links

• is related to: HDDS-4670 The ozone script should set ratis options for om and scm
• links to: GitHub Pull Request #1080