[fix][ml]Skip deleting cursor if it already was deleted when calling unsubscribe #24098
+87
−1
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Motivation
We encountered an issue after trying to delete a topic multiple times, and all deletions failed, and there are some bundle rebalnces. After checking the heap dump. We found a subscription that relates to a delete cursor.
Issue:
Modifications
Documentation
doc
doc-required
doc-not-needed
doc-complete
Matching PR in forked repository
PR in forked repository: x