Fixing Druid Connection Timeout Issues

To resolve the issue of Druid connection timeouts, you can try the following methods:

1. Increase connection timeout: In the configuration file of the Druid datasource, you can increase the connection timeout by setting the maxWait attribute. For example, setting druid.maxWait=60000 will set the connection timeout to 60 seconds.
2. Adjusting the connection pool configuration: you can try increasing the maximum number of connections and the minimum number of idle connections to improve connection availability. In the configuration file of the Druid data source, you can increase the maximum number of connections by setting the maxActive property and increase the minimum number of idle connections by setting the minIdle property.
3. Check the network connection: Make sure the network connection is working properly, without any network issues or firewall restrictions.
4. Check the load of the database server: If the load of the database server is too high, it may result in connection timeouts. The issue of high load can be addressed by monitoring the CPU, memory, and network usage of the database server, as well as adjusting the configuration of the database server.
5. Check the configuration of the database connection pool: If you are using a database connection pool, you can examine the configuration parameters of the pool to ensure they are appropriate. For example, you can check if the maximum number of connections, maximum wait time, and other parameters are suitable.
6. Check the configuration of the database server: If the configuration of the database server is not reasonable, it may result in connection timeouts. You can check the configuration parameters such as the connection limit and timeout time of the database server, and adjust these parameters.

If the above methods do not solve the issue, you can try using other connection pool implementations or database connection tools as alternatives to Druid to see if they can resolve the timeout issue.