Guides ยท Technology
Edge Cache Invalidation Basics
Purge stale content fast
Keeping edge caches fresh uses short TTLs where needed, versioned/hashed asset URLs, and targeted purge APIs for changed content, while avoiding blanket purges that cause thundering herds.
- edge cache
- invalidation
- ttl
- purge
- cdn
Prefer Versioning
Use hashed filenames for assets; avoid purge on deploy.
Set TTLs
Shorter TTL for dynamic HTML; longer for static assets.
Purge Wisely
Use targeted purges for changed paths; avoid full wipes unless necessary.
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