Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

tiup playground v8.5.0 --mode=tidb-cse --cse.bucket "xxx" --cse.s3_endpoint http://127.0.0.1:9000 --tiflash.binpath ./tiflash/tiflash

run https://github.com/breezewish/tidb-vector-bench

2. What did you expect to see? (Required)

table scan return 100 rows

3. What did you see instead (Required)

table scan return 60k rows.

4. What is your TiFlash version? (Required)

v8.5.0