com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 302,711 milliseconds ago. The last packet sent successfully to the server was 0 milliseconds ago.

atlassian.com | 8 months ago
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    Unable to Create New Space When Using Database MySQL 5.6 - Atlassian Documentation

    atlassian.com | 8 months ago
    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 302,711 milliseconds ago. The last packet sent successfully to the server was 0 milliseconds ago.

    Root Cause Analysis

    1. com.mysql.jdbc.exceptions.jdbc4.CommunicationsException

      Communications link failure The last packet successfully received from the server was 302,711 milliseconds ago. The last packet sent successfully to the server was 0 milliseconds ago.

      at sun.reflect.GeneratedConstructorAccessor643.newInstance()
    2. Java RT
      GeneratedConstructorAccessor643.newInstance
      1. sun.reflect.GeneratedConstructorAccessor643.newInstance(Unknown Source)
      1 frame