[BUG] MySQL slow SQL logs are successfully collected, but cannot be seen on the platform

[lhsaq2009]

Agent Environment

Centos 7.9

Describe what happened:

MySQL slow SQL logs are successfully collected, but cannot be seen on the platform

  mysql
  -----
    - Type: file
      Path: /var/log/mysql/mysql_error.log
      Service: Haisen123
      Source: mysql
      Status: OK
      Inputs:
        /var/log/mysql/mysql_error.log
      Bytes Read: 0
      Pipeline Latency:
        Average Latency (ms): 0
        24h Average Latency (ms): 0
        Peak Latency (ms): 0
        24h Peak Latency (ms): 0
    - Type: file
      Path: /var/log/mysql/slow-query.log
      Service: Haisen123
      Source: mysql
      Status: OK
      Inputs:
        /var/log/mysql/slow-query.log
      Bytes Read: 5679
      Lines Combined: 113
      MultiLine matches: 15
      Pipeline Latency:
        Average Latency (ms): 0
        24h Average Latency (ms): 0
        Peak Latency (ms): 0
        24h Peak Latency (ms): 0
    - Type: file
      Path: /var/log/mysql/mysql.log
      Service: Haisen123
      Source: mysql
      Status: OK
      Inputs:
        /var/log/mysql/mysql.log
      Bytes Read: 21993
      Pipeline Latency:
        Average Latency (ms): 0
        24h Average Latency (ms): 0
        Peak Latency (ms): 0
        24h Peak Latency (ms): 0

I fixed the problem with slow-query.log not having read permission, and slow-query.log successfully logged some slow SQL, but I couldn't see any log related data on the page

But on this page, it looks like my slow log has already been sent

Describe what you expected:

Steps to reproduce the issue:

Additional environment details (Operating System, Cloud provider, etc):