Load Balancer 16 November 2019 Azure load balancer SNAT behavior explained - Annotations to tcp port numbers reused, ACK with wrong sequence number plus RST from 3-way handshake and SNAT port exhaustion
Featured Kubernetes 23 September 2019 Useful Kubernetes Tricks Find which RoleBinding/ClusterRoleBinding is related to a ServiceAccount kubectl get clusterrolebindings -o json | jq -r ' .items[] | select( .subjects // [] | .[] | [.kind,.namespace,.name] == ["ServiceAccount&
Kubernetes 4 March 2019 Kubernetes Cloud Native Monitoring with TICK & Prometheus - Up and Running 0 Introduction This post doesn't intend to introduce prometheus or influxdb, it serves as a reference for building up a monitoring/logging system in kubernetes
Nginx 27 February 2019 Articles I Collected Articles Analyzing .NET Core memory on Linux with LLDB iptables Tips & Tricks Using nginx-ingress controller to restrict access by IP (ip whitelisting) for a
Featured Kubernetes 5 February 2019 Kubernetes Services and Iptables 0 Prerequisites and Prework This post only focuses on how kubernetes leverages iptables to implement its service mode. Per official doc Services A Kubernetes Service