Bug Report
Please answer these questions before submitting your issue. Thanks!
1. Minimal reproduce step (Required)
Deploy a cluster and run perftest-arm64-ddl-ossinxxx workload, compared two version v8.5.1 and v9.0.0-beta.1
2. What did you expect to see? (Required)
No performance regression
3. What did you see instead (Required)

4. What is your TiDB version? (Required)
v9.0.0-beta.1