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Contents

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Introduction

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Requirements

We use Kubernetes, an open-source container orchestration system to manage our applications.

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  • CPU cores: 8 (x86_64 processor with speed of 2.2 GHz or more)

  • RAM: 32GB

  • Disk: 300GB 500GB SSD

  • OS: we recommend Ubuntu 20.04.4 LTS Server (Focal Fossa), but you can also use RHEL 8.5, CentOS 7.9 or Suse Linux 15.3. If you are using CentOS or RHEL please refer to the official documentation for additional setup.

  • Firewall: the K3s server needs port 443/TCP to be publicly accessibleopen to access the application

In order to download the application artifacts (Docker images and binaries), updates and configuration files, the cluster needs a public internet connection with download speed of 40 Mbps or more and upload speed of 8 Mbps or more. To speed up the initial setup process it is recommended to have a download speed of 100 Mbps or more.

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