[问题澄清]
”{"file":"terror.go","level":"error","line":357,"msg":"write tcp x.xx.x.xxx:15020-\u003exxx.xxx.xxx.xx:51173: write: connection reset by peer“
[原因分析]
由于之前 3.0.11 漏记的日志，3.0.12 补上了。并且在 13 做了优化改成了 info 级别
[解决方案]
修复 PR：https://github.com/pingcap/tidb/pull/15731