HTTP 201 Created vs 499 Client Closed Request
HTTP 201 (Created) is a 2xx Success response, while 499 (Client Closed Request) is a 4xx Client Error response. 201 indicates that the request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity. In contrast, 499 means that a non-standard status code used by Nginx when the client closes the connection before the server responds.
Descripción
The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.
Cuándo lo verás
After successfully creating a new user, post, order, or other resource via a REST API.
Cómo solucionarlo
No fix needed. Check the Location header for the URL of the new resource.
Descripción
A non-standard status code used by Nginx when the client closes the connection before the server responds.
Cuándo lo verás
In Nginx logs when clients timeout or navigate away before receiving the response.
Cómo solucionarlo
Optimize server response times. Check for slow upstream services.
Diferencias clave
201 is a 2xx Success response, while 499 is a 4xx Client Error response.
HTTP 201: The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.
HTTP 499: A non-standard status code used by Nginx when the client closes the connection before the server responds.
You encounter 201 when after successfully creating a new user, post, order, or other resource via a REST API.
You encounter 499 when in Nginx logs when clients timeout or navigate away before receiving the response.
Cuándo usar cada uno
For 201 (Created): No fix needed. Check the Location header for the URL of the new resource. For 499 (Client Closed Request): Optimize server response times. Check for slow upstream services.