If you’re running Kubernetes, you’re running etcd. The distributed key-value store was started as an intern project at CoreOS by Xiang Li, who is still maintaining it but now working on infrastructure at Alibaba. Xiang joins your hosts to discuss.
Do you have something cool to share? Some questions? Let us know:

web: kubernetespodcast.com
mail: kubernetespodcast@google.com
twitter: @kubernetespod

Chatter of the week

Getting toilet paper be like
So, stay at home and play with free synth apps!

Korg Kaossilator: download for Android or iOS
MiniMoog Model D: download for iOS


iSongs on YouTube

News of the week

vSphere 7 and VMware Tanzu announcements
Docker announces new strategy and roadmap
Hitachi Vantara acquires Containership’s assets

Containership’s since-removed “goodbye” post


Lens, now from Lakend Labs
KEDA and SMI join the CNCF Sandbox
AWS Bottlerocket blog post and GitHub repo
Enable encryption on App Mesh with custom or ACM certs
EKS supports Kubernetes 1.15
Firecracker thread by Micah Hausler
gVisor thread by Ian Lewis
Kublr adds rolling upgrades
Google Cloud moves to its own ACME certificate provider
GKE Workload Identity is GA
Analysis of Redis operators by Flant
Bank Vaults 1.0 and HSM support by Banzai Cloud
CNCF joins Google Summer of Code
Lifemiles case study
Rancher Labs raises $40m

Episode 57, with Darren Shepherd



Links from the interview

etcd

etcd on GitHub


How Kubernetes uses etcd
The history of etcd, including the famous garage
Built to handle upgrading CoreOS Container Linux nodes
Prior art:

Zookeeper: too much JVM
Doozer: not enough community
Chubby: too private to Google


Paxos

The paper
Paxos Made Live - An Engineering Perspective


Multi-Paxos
raft

The paper


Announcing etcd

Ben and Blake


etcd3 moved from a tree keyspace to flat keyspace

Latest version: etcd 3.4


etcd and Kubernetes at Alibaba:

Demystifying Kubernetes as a Service – How Alibaba Cloud Manages 10,000s of Kubernetes Clusters
Performance optimization of etcd in web scale data scenario


The first etcd operator created by Xiang
Jepsen tests of 0.4.1 and 3.4.3
CNCF to host etcd in December 2018
etcd roadmap
Xiang Li on GitHub
Xiang Li on Twitter