JaredTan95 opened a new pull request #4691: URL: https://github.com/apache/skywalking/pull/4691
Please answer these questions before submitting pull request - Why submit this pull request? - [ ] Bug fix - [ ] New feature provided - [ ] Improve performance ___ ### New feature or improvement - Describe the details and related test reports. According to the scenario we use. we use `apm-toolkit-trace` plugin to integrate `TID` into log system. And we used `filebeat` to collect our app's log from log file. ```bash 2020-04-22 16:01:54.749 [TID:218.72.15875425146380005] [http-nio-18081-exec-3] DEBUG o.s.web.servlet.DispatcherServlet -Completed 200 OK 2020-04-22 16:01:55.353 [TID:N/A] [pool-6-thread-1] INFO i.d.discovery.DaocloudAgentClient -start to fetch instance list 2020-04-22 16:01:55.353 [TID:[Ignored Trace]] [pool-6-thread-1] DEBUG o.s.web.client.RestTemplate -HTTP POST http://10.15.200.17:*** 2020-04-22 16:01:55.353 [TID:[Ignored Trace]] [pool-6-thread-1] DEBUG o.s.web.client.RestTemplate -Accept=[application/json, application/*+json] 2020-04-22 16:01:55.353 [TID:[Ignored Trace]] [pool-6-thread-1] DEBUG o.s.web.client.RestTemplate -Writing [{env_id=e79490e0-ce4b-49a6-809a-822d10536689}] with org.springframework.http.converter.json.MappingJackson2HttpMessageConverter ``` But when we use regular expression to match `TID` value, it looks as follow:  So, remove `[]` warp would be more friendly to users. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
