[HDDS-10797] Remove unused UserGroupInformation object in DataNode token verifier

• Type: Sub-task
• Status: Resolved
• Priority: Minor
• Resolution: Implemented
• Fix Version/s: 2.0.0
• Labels: pull-request-available
• Assignee: Wei-Chiu Chuang
• Reporter: Wei-Chiu Chuang
• Created: 02/May/24 22:59
• Updated: 21/May/24 21:15
• Resolved: 03/May/24 15:11

Description

Using the dn-echo freon tool created by HDDS-10442, I found DN spent a good amount of time allocating a UGI object in token verifier that is not used at all.

Issue Links

• is a child of: HDDS-10755 [hsync] Investigate why DataNode Echo throughput is so low
• links to: GitHub Pull Request #6624