Prometheus Tokyo Meetup #02 2019.6.3 © 2019 cyberblack28 RANCHER’S MULTI-TENANT PROMETHEUS SUPPORT TESTED ON K3S CLUSTER

Profile Twitter:cyberblack28 Hatena Blog:https://cyberblack28.hatenablog.com/ https://speakerdeck.com/cyberblack28 Job Educational Solution Architect Developer Advocate / Technical Evangelist Infrastructure Engineer Frontend Engineer Community Music,Live,FES !! Take a picture !! https://www.flickr.com/photos/cyberblack ISBN-10: 4798155373 ISBN-13: 978-4798155371 I wrote the Chapter 6 Rancher 2.0 part. Release on March 15, 2018 Congratulation reprint Decision !! #rancherjp #kujiraya #deepcn

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AP Communications Co., Ltd We’re hireling !! Docker Kubernetes Rancher CloudNative

1. What’s Rancher 2. Rancher Basic Monitoring 3. Multi-Tenant Prometheus Support Agenda

WHAT’S RANCHER

What’s Rancher ? • Kubernetes management platform for building and operating Kubernetes cluster, importing existing Kubernetes cluster, regardless of cloud or on-premise and multi-cloud or hybrid-cloud • Application management with helm-based catalog function • Kubernetes management linked with OSS such as GitLab, Fluentd,etc... • Development is Rancher Labs（http://rancher.com/） • Open source software

Whats’s Rancher Kubernetes Clusters Create Import EKS GKE AKS vSphere Bare Metal Create,Import,Manage Kubernetes Clusters !! Manage “Kubernetes Everywhere”

What’s Rancher • Advanced Monitoring Main outline Monitoring of clusters, projects and k8s components is now supported through integration with Prometheus. • Multi-Cluster Apps By augmenting the functionality of Helm with Rancher's multi-cluster management capabilities, users are now able to seamlessly manage their applications across clusters. • Latest - v2.2.3 - rancher/rancher:latest • Stable - v2.2.3 - rancher/rancher:stable Version (2019/6) https://github.com/rancher/rancher/releases/tag/v2.2.0 Release Note Webinar http://bit.ly/rancher_webinar_22

RANCHER BASIC MONITORING

Rancher Basic Monitoring 1.Cluster

Rancher Basic Monitoring 2.Nodes

3.Notifers Alert notification destination Rancher Basic Monitoring

Rancher Basic Monitoring 4.Alerts Default Setting etcd kube components event node a.Cluster Alert Default

Rancher Basic Monitoring Default Setting Workload Memory ※You need to enable Promethus features. b.Project Alert Default

MULTI-TENANT PROMETHEUS SUPPORT

Multi-Tenant Prometheus Support Monitor k3s cluster with Prometheus + Grafana from Rancher rancher-server Server Agent k3s-master k3s-node

Lightweight Kubernetes Easy to install. A binary of less than 40 MB. Only 512 MB of RAM required to run. $ curl -sfL https://get.k3s.io | sh – $ k3s kubectl get node Quick Start Minimum System Requirements Linux 3.10+ 512 MB of ram per server 75 MB of ram per node 200 MB of disk space x86_64, ARMv7, ARM64 https://k3s.io/

Multi-Tenant Prometheus Support 1.k3s cluster are managed by Rancher. 2.「k3s-cluster」click

Multi-Tenant Prometheus Support 3.Select upper menu “Tools”-”Monitoring” 4.Select “Enable”

Multi-Tenant Prometheus Support 5.Click “Save” button

Multi-Tenant Prometheus Support 6.Select upper menu “Cluster” & Make sure the graph redesign and the Grafana icon appear.

Multi-Tenant Prometheus Support 7.Expand accordion menu You can check the detailed information by clicking the graph.

Multi-Tenant Prometheus Support 8.Click Grafana icon button

• December 2018 Online Meetup Introducing Rancher's New Multi Tenant Prometheus Support Webinar • Rancher v2.2.0-Alpha3 Multi-Tenant Prometheus Supportについて Docs http://bit.ly/rancher_webinar_prometheus http://bit.ly/rancher_qiita_prometheus Multi-Tenant Prometheus Support

Multi-Tenant Prometheus Support Let’s start Monitoring with Prometheus !!

Thank you for your attention !!