[Bug]: querynode cpu larger and larger

[lzhin]

Is there an existing issue for this?

• [X] I have searched the existing issues

Environment

- Milvus version:2.4.5
- Deployment mode(standalone or cluster):cluster
- MQ type(rocksmq, pulsar or kafka):    pulsar 
- SDK version(e.g. pymilvus v2.0.0rc2):pymilvus v2.3.7
- OS(Ubuntu or CentOS): Ubuntu 
- CPU/Memory: 
- GPU: 
- Others:

Current Behavior

as the emb insert to collection , the querynode cpu larger and larger. it seems some index not build in time

Expected Behavior

No response

Steps To Reproduce

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Milvus Log

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Anything else?

No response