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Cilium

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Efficient Ops
Efficient Ops
Dec 2, 2024 · Cloud Native

Why Does Containerization Slow Down Your App? A Deep Dive into K8s Networking Performance

This article investigates why moving applications from virtual machines to containers on Kubernetes can degrade performance, presents benchmark comparisons, analyzes the impact of network architecture and soft interrupts, and proposes optimization strategies such as ipvlan and Cilium to restore efficiency.

CNICiliumKubernetes
0 likes · 8 min read
Why Does Containerization Slow Down Your App? A Deep Dive into K8s Networking Performance
Selected Java Interview Questions
Selected Java Interview Questions
Nov 8, 2024 · Cloud Native

Performance Degradation After Containerization: Analysis and Optimization Strategies

The article examines why applications experience slower performance after being containerized on Kubernetes, presenting benchmark comparisons, analyzing increased soft‑interrupt overhead due to the Calico ipip overlay, and proposing network optimizations such as ipvlan modes and Cilium to restore efficiency.

CiliumContainerizationKubernetes
0 likes · 7 min read
Performance Degradation After Containerization: Analysis and Optimization Strategies
Practical DevOps Architecture
Practical DevOps Architecture
Aug 2, 2024 · Cloud Native

In-depth Understanding of Kubernetes Networking: Architecture Design and Performance Optimization

This comprehensive course provides a deep dive into Kubernetes networking, covering core concepts, network models, policies, plugins, traffic management, security, multi‑tenant, cross‑cloud, and hybrid‑cloud designs, and offers hands‑on performance optimization techniques across more than 60 video modules.

CNICalicoCilium
0 likes · 4 min read
In-depth Understanding of Kubernetes Networking: Architecture Design and Performance Optimization
Architect's Guide
Architect's Guide
Jan 11, 2024 · Cloud Native

Performance Degradation After Containerization: Analysis and Optimization Strategies

The article investigates why applications experience higher latency and lower QPS after moving from virtual machines to Kubernetes containers, analyzes the root causes such as increased soft‑interrupts caused by the networking stack, and proposes optimizations like ipvlan, macvlan, and Cilium to restore performance.

CiliumContainerizationKubernetes
0 likes · 9 min read
Performance Degradation After Containerization: Analysis and Optimization Strategies
Cloud Native Technology Community
Cloud Native Technology Community
Nov 2, 2022 · Cloud Native

Integrating Cilium with Kube‑OVN via CNI Chaining: Configuration and Deployment Guide

This guide explains how to enhance Kube‑OVN with Cilium’s eBPF‑based networking and security features by using CNI chaining, covering prerequisites, configuration changes, Helm deployment steps, verification commands, and useful reference links for a complete cloud‑native networking solution.

CNI ChainingCiliumKube-OVN
0 likes · 7 min read
Integrating Cilium with Kube‑OVN via CNI Chaining: Configuration and Deployment Guide
Efficient Ops
Efficient Ops
Oct 13, 2021 · Cloud Native

Why Enterprises Adopt Multi‑Cluster Kubernetes and How to Deploy It

This article explains why modern enterprises need multiple Kubernetes clusters—covering single‑cluster limits, hybrid‑cloud requirements, and fault‑tolerance—then compares two architectural models and reviews both Kubernetes‑centric federation and network‑centric service‑mesh solutions with practical implementation guidance.

CiliumCluster FederationKubernetes
0 likes · 9 min read
Why Enterprises Adopt Multi‑Cluster Kubernetes and How to Deploy It
TAL Education Technology
TAL Education Technology
Jun 10, 2021 · Cloud Native

Designing Large‑Scale Hybrid Cloud Container Networks with Kubernetes

This article explains how to build a high‑performance, 5K‑node hybrid‑cloud container network by reviewing Kubernetes pod and service networking, comparing iptables, IPVS and eBPF implementations, and describing large‑scale overlay, BGP, IPVlan, and NodeLocal DNS solutions.

BGPCiliumContainer Networking
0 likes · 15 min read
Designing Large‑Scale Hybrid Cloud Container Networks with Kubernetes
Cloud Native Technology Community
Cloud Native Technology Community
Dec 21, 2020 · Cloud Native

Kubernetes Service Load Balancing at Scale with BPF and XDP

This article explains Kubernetes' core networking model, details the various Service types (PodIP, HostPort, NodePort, ExternalIP, LoadBalancer, ClusterIP), describes Cilium's eBPF/XDP implementation for high‑performance load balancing, and presents performance benchmarks and recent BPF kernel extensions.

CiliumKubernetesService Load Balancing
0 likes · 19 min read
Kubernetes Service Load Balancing at Scale with BPF and XDP
Ctrip Technology
Ctrip Technology
Nov 19, 2020 · Cloud Native

Deploying Cilium with BGP for Cloud‑Native Networking and Security at Ctrip

This article describes Ctrip's adoption of Cilium with BGP to build a high‑performance, eBPF‑based cloud‑native network, covering the evolution from Neutron+OVS, the BGP peering model, traffic forwarding paths, L4 load‑balancing, security policy implementation, and multi‑cluster integration using ClusterMesh.

BGPCiliumKubernetes
0 likes · 14 min read
Deploying Cilium with BGP for Cloud‑Native Networking and Security at Ctrip
Cloud Native Technology Community
Cloud Native Technology Community
Oct 9, 2020 · Cloud Native

Deploying Cilium on a KIND Cluster with Helm and Exploring Hubble Observability

This tutorial walks through creating a multi‑node KIND Kubernetes cluster, disabling the default CNI, installing Cilium 1.8.2 via Helm with Hubble enabled, demonstrating eBPF‑based network security and observability, deploying a test application, and verifying CiliumNetworkPolicy effects.

CiliumHelmHubble
0 likes · 24 min read
Deploying Cilium on a KIND Cluster with Helm and Exploring Hubble Observability
Efficient Ops
Efficient Ops
May 4, 2019 · Cloud Native

From VLAN to Cloud‑Native: Ctrip’s Multi‑Generation Network Evolution

This article chronicles Ctrip’s network architecture evolution—from early VLAN‑based private‑cloud designs, through SDN‑enabled large‑layer‑2 solutions, to container‑aware hybrid‑cloud and cloud‑native approaches like Cilium—offering practical insights and lessons for large‑scale network engineers and teams.

CiliumCloud NetworkingContainer Networking
0 likes · 31 min read
From VLAN to Cloud‑Native: Ctrip’s Multi‑Generation Network Evolution