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#backend-maintenance

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Preventing 502 Errors with NGINX proxy_cache_use_stale

Learn how to use NGINX's proxy_cache_use_stale directive to serve cached content during backend failures, eliminating 502 errors during maintenance windows.

backend-maintenance

nginx high-availabilityTasadduq Burneyowner29.3K rep · 24 Jul 2025, 09:57 UTC