[BUG] <Resume notification re-sending>
Open
bug
- Dominant language
- Java
- Stars
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- Avg merge
- 1d 20h
- Merged PRs (30d)
- 32
Description
### Is there an existing issue for this?
- [X] I have searched the existing issues
### Current Behavior
告警通知恢复时,正常来说一个告警对应一个恢复通知,但是更新最新版本以后发现一个告警恢复会重复发送三四条恢复通知
### Expected Behavior
_No response_
### Steps To Reproduce
_No response_
### Environment
```markdown
HertzBeat version(s):1.6
```
### Debug logs
_No response_
### Anything else?

Contributor guide
Research direction
Start by reproducing the duplicate recovery notifications on HertzBeat 1.6 and trace the alert recovery notification flow. Confirm the cause and verify that one alert produces exactly one recovery notification.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- observability
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100