加了debug模式也是卡住，没有任何日志
base/ --loglevel debug
Release version: v4.0.9
Git commit hash: 11d8d5dad31210a1ec6afef9d3c16b397f2fc9fb
Git branch: heads/refs/tags/v4.0.9
Build timestamp: 2020-12-19 04:53:02Z
Go version: go version go1.13 linux/amd64
[2022/09/02 12:07:24.154 +08:00] [DEBUG] [config.go:584] ["parse server info"] ["server info string"=5.7.39-log]
[2022/09/02 12:07:24.154 +08:00] [INFO] [config.go:598] ["detect server type"] [type=MySQL]
[2022/09/02 12:07:24.154 +08:00] [INFO] [config.go:617] ["detect server version"] [version=5.7.39-log]