After moving/deleting the slow log files, TiDB won't generate new files
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type/feature-request
- Dominant language
- Go
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Description
## Bug Report
Please answer these questions before submitting your issue. Thanks!
问题描述:
mv或者rm慢日志文件,不会在线生成新的慢日志文件,需要restart集群才会生成新的慢日志文件
### 1. Minimal reproduce step (Required)
问题现象:
1、把tidb_slow_query.log日志删掉之后,没有新生成文件,需要重启restart之后才会重新生成。正常应该删除之后,立即就会生成正确的慢日志文件;
2、把tidb_slow_query.log日志mv之后,没有新生成文件,慢日志还是写入到之前的文件里,重启restart之后才会写入到新生成的文件里。正常应该mv之后,就会新生成正确的慢日志文件。
### 2. What did you expect to see? (Required)
### 3. What did you see instead (Required)
### 4. What is your TiDB version? (Required)
tidb v8.1.0
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