[HDFS-15892] Add metric for editPendingQ in FSEditLogAsync

• Type: Wish
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.3.1, 3.4.0, 3.2.3
• Labels: pull-request-available
• Assignee: Tao Li
• Reporter: Tao Li
• Created: 12/Mar/21 16:35
• Updated: 02/Apr/21 02:01
• Resolved: 02/Apr/21 02:01

Description

To monitor editPendingQ in FSEditLogAsync, we add a metric <editPendingCount> and print log when the queue is full.

Issue Links

• links to: GitHub Pull Request #2770