Hikari Connection Pool Timeout Error: 解决数据库连接超时问题

This exception indicates that the application was unable to obtain a JDBC connection from the Hikari connection pool within the specified timeout period.\n\nPossible causes for this exception include:\n\n1. The database server is down or not responding: Check the database server to ensure it is running and can accept connections.\n\n2. The maximum number of connections in the Hikari connection pool has been reached: Ensure that the pool size is configured correctly and that it is sufficient to handle the expected number of concurrent connections.\n\n3. The database server is overloaded or experiencing high traffic: Check the database server's resource usage and consider increasing its capacity if necessary.\n\n4. Network connectivity issues: Verify that the network connection between the application server and the database server is stable and reliable.\n\nTo resolve this issue, you can try the following steps:\n\n1. Restart the database server and verify its status.\n\n2. Increase the maximum pool size in the Hikari configuration to allow for more concurrent connections.\n\n3. Check the database server's resource usage and consider optimizing any slow queries or increasing its capacity if necessary.\n\n4. Verify the network connectivity between the application server and the database server.\n\nIf the issue persists, you may need to consult with your database administrator or contact the database vendor for further assistance.