[Bug]: Unmarshalling metrics failure leads to forced deny writing.

[jaime0815]

Is there an existing issue for this?

• I have searched the existing issues

Environment

- Milvus version:master
- Deployment mode(standalone or cluster):
- MQ type(rocksmq, pulsar or kafka):    
- SDK version(e.g. pymilvus v2.0.0rc2):
- OS(Ubuntu or CentOS): 
- CPU/Memory: 
- GPU: 
- Others:

Current Behavior

Writing will be denied if the rate limiter enabled

2024-12-18 03:27:08.417 | [2024/12/18 03:27:08.417 +00:00] [WARN] [rootcoord/quota_center.go:921] ["QuotaCenter force deny writing due to long timeTick delay"] [collectionID=454683903180698811] [curTs=2024/12/18 03:27:08.412 +00:00] [delay=481803h27m8.412s] [MaxDelay=20m0s] |  
 2024-12-18 03:27:08.416 | [2024/12/18 03:27:08.416 +00:00] [WARN] [datacoord/metrics_info.go:383] ["invalid metrics of IndexNode found"] [error="json: invalid use of ,string struct tag, trying to unmarshal unquoted value into float64"]

Expected Behavior

No response

Steps To Reproduce

No response

Milvus Log

No response

Anything else?

No response