3 ms·
this is a crucial point, new domains mean setting up new circuits, which is the real delay here. Its like the http blocking load RTT problem magnified by 10.
by throwaway2048 11y ago
this is a crucial point, new domains mean setting up new circuits, which is the real delay here.
Its like the http blocking load RTT problem magnified by 10.
- pfg 11y agoAFAIK TBB doesn't create per-domain circuits for every subresource on a site (that would kill performance on many sites with 10s of third-party trackers, CDN hosts, etc.), but rather one circuit per "URL-bar domain". That domain doesn't change when a CloudFlare site renders reCAPTCHA.