COMMUNITY DAY Walid A. Shaari :ةرﺣﻟا ﺔﻧﯾﺟﮭﻟا ﺔﺑﺣوﺳﻟا نﺎﻛﻣ لﻛ ﻲﻓ ﺔﺛﯾدﺣﻟا تﺎﻘﯾﺑطﺗﻟا نﯾﻛﻣﺗ

eksctl describe user ي رعا ش لا مي لعلادب ع دي لو @walidshaari https://www.linkedin.com/in/walidshaari https://github.com/walidshaari/Kubernetes-Certified-Administrator ● Infrastructure operations engineer ● Deployed and Supported large scale distributed HPC Linux clusters ● Advocating open source, automation, Iac, containers and Kubernetes ● Leading Saudi Eastern province “Sharqaya” Dammam Docker, and AWS meetups

Agenda - • Multi or Hypercloud • Is Public cloud death? the move back to on-prem • OKD • Install • Operators • Container OSs • Hands-on and interactive learning resources

Multi or Hybrid Cloud What problem we are trying to solve? ● High availability and resiliency ● Risk management and avoidance ● Data governance and locality ● Lock-in ● Reality *Gartner, Predicts 2019: Increasing Reliance on Cloud Computing Transforms IT and Business Practices, December 2018

Death of the centralized cloud • Products keep changing • Choosing the right service is not easy • Possible issues • Upskilling • Cost AWS Outposts Azure Arc Red Hat Advanced Cluster Management RHACM

Application Delivery ا ي ب لا ر App Run Application anywhere and everywhere Portability Ap p App App App App App

ي رب ي 7 https://twitter.com/kelseyhightower/status/935252923721793536 https://twitter.com/VMwareDesign/status/1257400427630530562

https://landscape.cncf.io/ CNCF Kubernetes distributions You are viewing 148 cards with a total of 265,173 stars, market cap of $7.87T and funding of $3.5B.

source: https://twitter.com/nicholas_redhat/status/1308774663120719873

10 Self-Service Multi-language Automation Collaboration Multi-tenant Standards-based Web-scale Open Source Enterprise Grade Secure

OKD4: A community Distribution of Kubernetes++ https://www.cncf.io/webinars/cncf-has-99-k8s-distros-and-this-is-how-and-why-we-built-one-more-okd4-on-fcos/

1- Smooth install UX

2- Modern Containers OSs Purpose built operating system Optimized for running containers Minimal Linux distribution No-Ops maintenance cost effective, resource utilization Immutable, Automation in mind Security in mind small attack surface API driven AWS Bottlerocket Talos OS

An Operator represents human operational knowledge in software, to reliably manage an application Brandon Philips Former co-founder and CTO of CoreOS 3- Operators

15 KUBERNETES OPERATOR FRAMEWORK Operator Framework is an open source toolkit to manage application instances on Kubernetes in an effective, automated and scalable way. Installation Upgrade Backup Failure recovery Metrics & insights Tuning AUTOMATED LIFECYCLE MANAGEMENT

etcd Operator Cluster “A” has 2 running pods: - name: A-000, version 3.3.0 - name: A-001, version 3.4.9-1 Differences from desired state (config) - name: A-000, version 3.4.9-1 - should be 3 members (3 pods) How to get desired state (config) - recover one member - backup cluster - upgrade to 3.4.9-1

Operators ecosystem https://marketplace.redhat.com https://operatorhub.io https://github.com/ AWS Controller for Kubernetes https://aws.github.io/aws-controllers-k8s/

Advanced Cluster Management for Kubernetes End-to-end visibility and control for your Kubernetes clusters ● Unified single pane of glass ○ Multi Cluster management ○ Applications lifecycle management ● Policy driven governance, compliance ● https://github.com/open-cluster-management

Infra End Goal Tripoli Manama Ghaza Tripoli Manama Ghaza https://github.com/kubernetes/community/tree/master/sig-multicluster

Where did I fail

Where did I fail

Containers from the couch on Twitch https://containersfromthecouch.com/ Amazon ECS Workshop https://ecsworkshop.com/ Amazon EKS Workshop https://eksworkshop.com/ Qwiklabs AWS cloud quests and lab https://www.qwiklabs.com/catalog?cloud=AWS Learn and be curious

OKD Resources OKD.io https://okd.io OKD-WG https://groups.google.com/forum/#!forum/okd-wg Openshift Commons Events Calendar https://commons.openshift.org/events.html Openshift/OKD helper node https://github.com/RedHatOfficial/ocp4-helpernode https://www.youtube.com/watch?v=wZYx4_xBSUQ Learn Openshift/OKD https://learn.openshift.com/ https://www.katacoda.com/ Openshift blog https://www.openshift.com/blog Slack channels for user and developers https://kubernetes.slack.com/messages/openshift-dev/ Red Hat Advanced Cluster: https://www.redhat.com/en/technologies/management/advanced-cluster-management Check out: https://openshift.tv/

DUG: https://www.meetup.com/Dammam-AWS/ meetup: https://www.meetup.com/k8saraby Telegram: https://t.me/k8saraby Slack: https://k8saraby.slack.com/ ﺔﻓرﻌﻣﻟا كرﺎﺷﺗﻧ اوﻟﺎﻌﺗ

@walidshaari https://www.linkedin.com/in/walidshaari