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Technical Articles

Operation and Maintenance

How to start nginx in Linux

Steps to start Nginx in Linux: Check whether Nginx is installed. Use systemctl start nginx to start the Nginx service. Use systemctl enable nginx to enable automatic startup of Nginx at system startup. Use systemctl status nginx to verify that the startup is successful. Visit http://localhost in a web browser to view the default welcome page.

Apr 14, 2025 pm 12:51 PM

linux nginx

How to check whether nginx is started?

In Linux, use the following command to check whether Nginx is started: systemctl status nginx judges based on the command output: If "Active: active (running)" is displayed, Nginx is started. If "Active: inactive (dead)" is displayed, Nginx is stopped.

Apr 14, 2025 pm 12:48 PM

linux nginx

How to solve nginx304 error

Answer to the question: 304 Not Modified error indicates that the browser has cached the latest resource version of the client request. Solution: 1. Clear the browser cache; 2. Disable the browser cache; 3. Configure Nginx to allow client cache; 4. Check file permissions; 5. Check file hash; 6. Disable CDN or reverse proxy cache; 7. Restart Nginx.

Apr 14, 2025 pm 12:45 PM

linux nginx

How to solve nginx499 error

Resolve Nginx 499 error: The Nginx 499 error indicates that the client closes the connection before the server processes the request, which is usually caused by a client timeout or a connection interruption. Solutions include: checking client timeout settings; improving server flow limits; checking load balancer configuration; optimizing server response time; enabling KeepAlive; checking firewall rules; and contacting network service providers.

Apr 14, 2025 pm 12:42 PM

nginx

How to do nginx cluster

Nginx clusters improve availability, performance, and scalability by connecting multiple instances together to achieve load balancing and fault tolerance. Deployment methods include virtual IP and DNS based. Load balancing algorithms include polling, weighted polling and minimum connection. The failover mechanism responds to failures through health checks and automatic failover. Nginx clusters can be deployed and managed using tools such as HAProxy, Keepalived, and Ansible, bringing benefits such as high availability, load balancing, scalability, and reduced downtime.

Apr 14, 2025 pm 12:39 PM

nginx

How to stop the command line in nginx

Steps to stop Nginx from the command line: 1. Find the Nginx process ID (PID); 2. Use the kill or systemctl command to stop the Nginx process with PID; 3. Verify that Nginx is stopped by using ps -ef | grep nginx to check the Nginx process.

Apr 14, 2025 pm 12:36 PM

nginx

How to run nginx apache

To get Nginx to run Apache, you need to: 1. Install Nginx and Apache; 2. Configure the Nginx agent; 3. Start Nginx and Apache; 4. Test the configuration to ensure that you can see Apache content after accessing the domain name. In addition, you need to pay attention to other matters such as port number matching, virtual host configuration, and SSL/TLS settings.

Apr 14, 2025 pm 12:33 PM

centos apache nginx

What to do if nginx is dead

Steps to deal with nginx when there is a failure: Check whether the process is running Check error log Get the cause of failure Check whether there are syntax errors or problems Monitoring server resources Ensure sufficient reload configuration application changes Restart nginx process checks firewall rules, configuration files, disables third-party modules and consults nginx documentation for more help.

Apr 14, 2025 pm 12:30 PM

nginx

How to start nginx server

Starting an Nginx server requires different steps according to different operating systems: Linux/Unix system: Install the Nginx package (for example, using apt-get or yum). Use systemctl to start an Nginx service (for example, sudo systemctl start nginx). Windows system: Download and install Windows binary files. Start Nginx using the nginx.exe executable (for example, nginx.exe -c conf\nginx.conf). No matter which operating system you use, you can access the server IP

Apr 14, 2025 pm 12:27 PM

linux nginx

How to read nginx version

The Nginx version can be viewed by using the terminal command nginx -v. Look for server_tokens on; in the Nginx configuration file and view the "Server" field in the browser response header. For Nginx Plus, use the command nginx-plus -v.

Apr 14, 2025 pm 12:24 PM

nginx

How to clean nginx error log

The error log is located in /var/log/nginx (Linux) or /usr/local/var/log/nginx (macOS). Use the command line to clean up the steps: 1. Back up the original log; 2. Create an empty file as a new log; 3. Restart the Nginx service. Automatic cleaning can also be used with third-party tools such as logrotate or configured.

Apr 14, 2025 pm 12:21 PM

linux nginx macos

How to configure cloud server domain name in nginx

How to configure an Nginx domain name on a cloud server: Create an A record pointing to the public IP address of the cloud server. Add virtual host blocks in the Nginx configuration file, specifying the listening port, domain name, and website root directory. Restart Nginx to apply the changes. Access the domain name test configuration. Other notes: Install the SSL certificate to enable HTTPS, ensure that the firewall allows port 80 traffic, and wait for DNS resolution to take effect.

Apr 14, 2025 pm 12:18 PM

nginx

How to set up nginx whitelist

nginx whitelist restricts access to specific content and only allows requests from authorized sources. The configuration steps are as follows: Determine the allowed IP address or domain name. Create nginx server blocks to handle requests. Add allow directive to allow access to the specified source. Add deny directive (optional) to deny all access except whitelist. Save the configuration and reload nginx.

Apr 14, 2025 pm 12:15 PM

nginx

How to solve nginx encounter ddos

Nginx's DDoS attacks can be dealt with by identifying attack types, mitigating attacks, protecting Nginx configuration, monitoring and response, and working with service providers. Specific steps include enabling rate limiting, using WAF and CDN, updating Nginx, encrypting with TLS/SSL, monitoring logs, establishing an alert system, developing a contingency plan, and contacting a hosting provider and reporting to the authorities.

Apr 14, 2025 pm 12:12 PM

nginx