[HDFS-16524] Add configuration to control blocks deletion asynchronous or synchronous

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: namenode
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: leo sun
• Created: 29/Mar/22 02:33
• Updated: 10/Jul/24 08:23

Description

When users delete files frequently, deletion is slower than its enqueues. The pending deletions blocks will keep increasing.

Under this circumstance, deletion synchronous is better.

So I will add configuration to switch deletion asynchronous or synchronous.

Issue Links

• relates to: HDFS-16043 Add markedDeleteBlockScrubberThread to delete blocks asynchronously
• links to: GitHub Pull Request #4139