Set NGINX upload limits across every request layer
NGINX client_max_body_size: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Understand NGINX location priority before adding another regex
NGINX location priority: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Enable NGINX proxy cache only for responses with a safe identity key
NGINX proxy cache: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Set NGINX proxy timeouts from phase-specific latency evidence
NGINX proxy timeouts: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Add NGINX rate limiting without punishing every user behind one proxy
NGINX rate limiting: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Configure NGINX real client IP without trusting spoofed headers
NGINX real client IP: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Log NGINX request and upstream timing without high-cardinality chaos
NGINX request time logging: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Test and reload NGINX without replacing healthy workers blindly
Nginx test config reload: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Proxy WebSockets through NGINX with explicit upgrade handling
NGINX WebSocket proxy: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.
Use openssl s_client to test SNI, chain, and protocol explicitly
Openssl s_client TLS test: inspect the effective state, interpret expected and abnormal results, make one bounded change, verify, and roll back safely.