Blog

Zahari Dichev

Dec 23, 2020

Kubernetes network policies with Cilium and Linkerd

Applying L4 network policies with a service mesh In this tutorial, you’ll learn how to run Linkerd and Cilium together and how to use Cilium to apply L3 and L4 network policies to a cluster running Linkerd. Linkerd is an ultralight, open source service mesh. Cilium is an open source CNI layer for …

Charles Pretzer

Dec 7, 2020

KubeCon NA 2020 Wrapup

Service meshes are here — in production, and solving real-world problems! This year, KubeCon NA 2020 and the co-located ServiceMeshCon moved away from previous discussions about choosing a service mesh to focus on real-world implementation stories — a clear reflection of the momentum of the service …

Charles Pretzer

Nov 12, 2020

CNCF launches new "Intro to Service Mesh with Linkerd" training course

It’s finally arrived! The CNCF’s Introduction to Service Mesh with Linkerd training course is now available. If you’re new to the service mesh, this course covers everything from basic service mesh concepts to practical implementations of Linkerd in a production environment. The service mesh doesn’t …

Catherine Paganini

Nov 3, 2020

Linkerd Community Guide to KubeCon + CloudNativeCon NA 2020

KubeCon + CloudNativeCon North America 2020 Virtual is just around the corner and, as usual, there’s a ton of great Linkerd content from around the globe. Here are a few of our favorite highlights. KubeCon Project Update Keynote On Wednesday, November 18 at 1:54pm EST, Constance Caramanolis will …

Kevin Leimkuhler

Oct 21, 2020

Setting up Kubernetes SLOs with Prometheus and Linkerd

SLOs are a lot easier with a service mesh in hand In this tutorial, you’ll learn how to easily create service health SLOs on Kubernetes with Prometheus, an open source time-series database, and Linkerd, an open source ultralight service mesh. You’ll see how using a service mesh can solve one of the …

William Morgan

Sep 24, 2020

Why Service Level Objectives (SLOs) Matter for Kubernetes

Service Level Objectives are a hot topic in the world of software reliability. SLOs are usually thought of as a way to balance risk vs. reward for a given application. Should we ship a new feature for this service, even though we might risk an outage? But for Kubernetes adopters, SLOs can provide …

Andrew Seigner

Sep 16, 2020

Rebuilding Linkerd's CI with K8s in Docker (kind) and GitHub Actions

This post is a writeup of a talk I gave last month at KubeCon EU 2020. Introduction In mid-2019, the Linkerd project’s continuous integration (CI) took 45 minutes, all tests were serialized on a single Kubernetes cluster, and multi-hour backups were common. A migration onto one-off Kubernetes in …

William Morgan

Aug 11, 2020

Linkerd Community Guide to KubeCon + CloudNativeCon Europe 2020 Virtual

It might be virtual but this year’s KubeCon + CloudNativeCon Europe 2020 Virtual is just as jam-packed with Linkerd content as usual. So if you’re attending the event, be sure and check out these sessions and participate in the online conversation during and afterwards. Kubecon Project Update …

William Morgan

Jul 20, 2020

Meeting security requirements, reducing latency, and migrating from Istio

As the creators of Linkerd, Buoyant has been, for several years now, in the unique position of helping organizations around the globe adopt the service mesh. From the early days before “service mesh” was even a term, to the latest multi-cluster Kubernetes-based adoption, we’ve seen Linkerd usage …

Charles Pretzer

Jul 20, 2020

Demo time: Multi-cluster Kubernetes with Linkerd 2.8

At the Camp Cloud Native virtual event on June 24, I had the opportunity to talk about how Linkerd 2.8 implements multi-cluster support simply and securely for anyone who needs services to operate reliability across pods, availability zones, or regions. Running multiple production Kubernetes …