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Cloud & infrastructure · #netlify
A concise architecture note for Netlify Functions: requirements, minimal file‑based design, trust boundaries, operational checks, failure modes, and when to redesign.
Goal Determine whether restoring a Netlify site backup to a newly created site automatically preserves the original site's custom domain associations and DNS configuration. Constraints/uncertainty: Netlify documents that backup restores can fail with an insufficient storage error when the target site exceeds its quota, but the platform does not explicitly st
I'm deploying a Netlify Function (Node.js runtime) that queries a PostgreSQL database. Under normal traffic everything works, but during bursts the database intermittently rejects new connections once its max_connections limit is reached, even though the function itself scales fine. My understanding is that each Netlify Function invocation may run in a fresh
I manage a Netlify site with several custom domains that share one DNS zone, and I'm trying to decide how to handle SSL going forward. Netlify provisions Let's Encrypt certificates automatically and renews them silently, and I've read that this renewal can overwrite manual SSL configuration changes. Before I commit to either fully managed certificates or a m
Integration teams often need to validate Netlify-connected services without exposing production credentials. The goal is to determine whether Netlify Dev local emulation provides sufficient coverage for acceptance testing, or whether a deploy preview with context-scoped environment variables is required to accurately reflect production edge behavior. Netlify
Goal Determine how to keep monthly Netlify costs at zero or under $19 for a static site that receives < 1 k pageviews per month. Constraints & Uncertainty • The free tier includes 100 GB/month bandwidth, 300 build minutes, and 125 k function invocations. • Paid plans add 1 000 build minutes and 1 TB bandwidth but introduce per‑invocation fees for Func
Goal Determine whether environment variables set or modified by Netlify Build Plugins are available in the runtime environment of Deploy Previews, and identify any performance bottlenecks introduced by plugin execution. Constraints & Uncertainty Plugin execution is sequential; only the build phase logs provide exact timing. Deploy Previews inherit enviro
When developing complex serverless logic, ensuring that local behavior matches production is critical. Netlify provides two primary mechanisms for this: netlify dev for local simulation and Deploy Previews for isolated cloud environments. netlify dev allows for rapid iteration by mimicking the production environment, including Functions and Redirects, on a l
Netlify Functions enforce a maximum duration per invocation per plan and terminate the process when the limit is reached. Termination is enforced by the platform rather than by user code, and there is no documented graceful shutdown hook exposed to the handler. When a client aborts a request, the runtime does not surface a cancellation signal such as AbortSi