Nginx http 500 Error Analysis and Solution, nginx500

Nginx http 500 Error Analysis and Solution, nginx500
Scenario: When nginx is used as the Server Load balancer server to test the system concurrency, Nginx reports an Http 500 error when the concurrency is large. Error cause:When traffic is high, too many files cannot be opened due to system resource restrictions.Cause search:Open the nginx error log (/usr/local/nginx/logs/error. log) to check whether the too workflow open files error is reported.Solution:Open/etc/security/limits. conf
Modify the limits. conf file and add the following two commands:* Soft nofile 65535 * Hard nofile 65535Open/usr/local/nginx/conf/nginx. conf and add a configuration line under worker_processes.Worker_rlimit_nofile 65535;Restart nginx to solve the problem