| domain | kemawang.com |
| summary | Here’s a summary of the website content regarding a 502 Bad Gateway nginx error:
A 502 Bad Gateway error indicates that a server acting as a gateway or proxy received an invalid response from another server upstream. In the case of an nginx error, it means nginx, acting as a reverse proxy, couldn’t get a valid response from the server it was trying to reach (likely your website's origin server).
Common Causes:
* Server Overload: The upstream server is overwhelmed with requests and cannot respond in a timely manner. * Server Downtime: The upstream server is temporarily unavailable. * Network Issues: Problems with DNS resolution, routing, or network connectivity between nginx and the upstream server. * Nginx Configuration Errors: Incorrect settings in the nginx configuration file. * Application Errors: The application running on the upstream server itself may be experiencing errors, preventing it from sending a proper response.
Troubleshooting Steps (generally):
* Check the Upstream Server: Verify the upstream server is running and accessible. * Restart Nginx: Restarting nginx can often resolve temporary issues. * Check Nginx Logs: Examine nginx's error logs for more specific details about the problem. * Test Connectivity: Use tools like `ping` and `traceroute` to check network connectivity. * Review Configuration: Ensure the nginx configuration is correct and doesn't have any conflicting settings. * Application Monitoring: Monitor the upstream application for errors or performance issues. |
| title | 502 Bad Gateway |
| description | 502 Bad Gateway |
| keywords | gateway |
| upstreams |
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| downstreams |
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| nslookup | A 211.149.184.235 |
| created | 2025-12-27 |
| updated | 2025-12-28 |
| summarized | 2026-01-16 |
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