Pre Ready-For-Testing Checklist

• Where is the reproduce steps/test steps documented?
  The reproduce steps are at: [BUG] Pod auto-deletion may cause thousands of logs #9019 (comment).
  To test, use a fixed version and verify only one such log is generated.

• Does the PR include the explanation for the fix or the feature?

• Have the backend code been merged (Manager, Engine, Instance Manager, BackupStore etc) (including backport-needed/*)?
  The PR is at: [BACKPORT][V1.6.3] fix: prevent pod reconcile storm when remount requested longhorn-manager#2975.

Verified on v1.6.x-head 20240813

• longhorn v1.6.x-head 6b78638
• longhorn-manager v1.6.x-head longhorn/longhorn-manager@af348f2

The test steps
#9020 (comment)

Result Passed
No message flooding was detected.

Remove the require/qa-review-coverage label because the review is complete and no further action is required for this ticket.