HTTP 202 Accepted vs 522 Connection Timed Out
HTTP 202 (Accepted) is a 2xx Success response, while 522 (Connection Timed Out) is a 5xx Server Error response. 202 indicates that the request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon. In contrast, 522 means that cloudflare-specific. TCP connection to the origin server timed out.
Mô tả
The request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon.
Khi bạn thấy mã này
For async operations like batch jobs, email sending, or background tasks that take time to complete.
Cách khắc phục
Poll the provided status URL or wait for a callback/webhook.
Mô tả
Cloudflare-specific. TCP connection to the origin server timed out.
Khi bạn thấy mã này
When the origin server is overloaded or network issues prevent connection.
Cách khắc phục
Check origin server health. Verify firewall rules. Check for network congestion.
Sự khác biệt chính
202 is a 2xx Success response, while 522 is a 5xx Server Error response.
HTTP 202: The request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon.
HTTP 522: Cloudflare-specific. TCP connection to the origin server timed out.
You encounter 202 when for async operations like batch jobs, email sending, or background tasks that take time to complete.
You encounter 522 when when the origin server is overloaded or network issues prevent connection.
Khi nào dùng cái nào
For 202 (Accepted): Poll the provided status URL or wait for a callback/webhook. For 522 (Connection Timed Out): Check origin server health. Verify firewall rules. Check for network congestion.