[RATIS-1472] make use CachedThreadPool configurable.

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.3.0
• Component/s: server, Streaming
• Assignee: mingchao zhao
• Reporter: mingchao zhao
• Created: 15/Dec/21 14:26
• Updated: 18/Dec/21 06:40
• Resolved: 18/Dec/21 06:27

Description

By performance test, we found that the streaming performance decreased by more than 20% after RATIS-1419 was introduced into CachedThreadPool.
So we added a configuration that lets users choose whether to use CachedThreadPool or not.

Here are the results of a performance test using CachedThreadPool(Other configurations keep unchanged):

Here are the results of a performance test using newFixedThreadPool(Other configurations keep unchanged):

Issue Links

• links to: GitHub Pull Request #566