02At what layer should this load balancer operate? Explain the trade-off between L4 and L7.▼mediumNewCloudflareGoogleMeta2 repliesunlockedA staple of every networking round, and the follow-up is always about TLS termination. Knowing which layer sees what decides most of the answer.Open full answer →
10Users get intermittent 504s but every backend service metric looks normal. Where is the problem?▼hard★ EssentialNewCloudflareUberShopify2 repliesunlockedThe classic gap between what the backend measures and what the user experiences. A 504 is emitted by something in front of the backend, which is exactly the part your service dashboards do not cover.Open full answer →