Automatic Remediation of Kubernetes Nodes
July 15, 2021 1:59PM
In Cloudflare’s core data centers, we are using Kubernetes to run many of the diverse services that help us control Cloudflare’s edge. We are automating some aspects of node remediation to keep the Kubernetes clusters healthy....
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Moving k8s communication to gRPC
March 20, 2021 2:00PM
DNS
gRPC
Kubernetes
HTTP2
QUIC
How we use gRPC in combination with Kubernetes to improve the performance and usability of internal APIs....
Lessons Learned from Scaling Up Cloudflare’s Anomaly Detection Platform
March 12, 2021 3:48PM
Kubernetes
Bots
Redis
HBOS
HyperLogLog
Anomaly Detection uses an algorithm called Histogram-Based Outlier Scoring (HBOS) to detect anomalous traffic in a scalable way. While HBOS is less precise than algorithms like kNN when it comes to local outliers, it is able to score global outliers quickly (in linear time)....
Getting to the Core: Benchmarking Cloudflare’s Latest Server Hardware
November 20, 2020 12:00PM
Hardware
Genx
Kafka
Kubernetes
ClickHouse
A refresh of the hardware that Cloudflare uses to run analytics provided big efficiency improvements....
Automated Origin CA for Kubernetes
November 13, 2020 12:00PM
Kubernetes
SSL
TLS
Security
API
Today we're releasing origin-ca-issuer, an extension to cert-manager integrating with Cloudflare Origin CA to easily create and renew certificates for your account's domains....