Whether the Hong Kong lightweight application server is stuck mainly depends on many factors, including server configuration, application load, network environment, and server operating status. The following are some common causes and solutions to help you solve the problem of Hong Kong lightweight application server lagging:

　　1. Insufficient server configuration: If your application needs to handle a large number of requests or handle complex computing tasks, you may need to consider upgrading to a server with higher configuration, such as increasing memory, CPU or storage capacity.

　　2. Network problems: Stuttering may be related to network delay or bandwidth limitations. You can evaluate the quality of the network connection between the server and the client by testing it with a network speed test tool. If network latency is high or bandwidth is insufficient, you can try contacting your service provider to inquire about better network options.

　　3. Application optimization: Performance optimization of applications can improve the response speed of the server. This includes using caching technology, optimizing database queries, reducing unnecessary resource consumption, etc.

　　4. Monitor server resources: Use monitoring tools to track server resource utilization, including CPU, memory, disk, and network. This can help you discover whether there are resource bottlenecks or abnormalities and take timely measures to solve the problem.

　　5. Update software and drivers: Ensure that the operating system, applications and drivers on the server are all up to date for optimal performance and stability.

　　6. Regular maintenance and cleaning: Regularly perform server maintenance and cleaning operations, including cleaning temporary files, optimizing databases, deleting unnecessary logs, etc. This can help free up resources and improve server performance.

　　7. Contact the service provider: If the problem persists, you can contact the service provider's technical support team, describe the problem in detail and seek their help and advice.

　　It should be noted that the lagging problem may be caused by many factors, so comprehensive consideration and investigation are required. Depending on your specific situation, take steps to resolve the issue step by step.