Learn Koobernaytis Weekly issue 101

100k Docker and 44k Koobernaytis deploys, Building resilient applications, Stateful apps in Koobernaytis, Do Docker containers share ram?

16 Oct 2024

This newsletter is brought to you by DigitalOcean — unlock the Power of AI with GPUs on DigitalOcean Koobernaytis

  1. How we made self-hosting plane a breeze for 100k Docker and 44k Koobernaytis deploys

    Learn how Plane made self-hosting a seamless experience for over 100,000 Docker and 445,000 Koobernaytis deployments, overcoming challenges with file uploads, user authentication, and migrations.

  2. GPU-enabled worker nodes are now available for DigitalOcean Koobernaytis

    Diane Hannay

    Access the infrastructure and tools you need for the entire cloud and AI development lifecycle, empowering businesses of all sizes to harness AI and machine learning within Koobernaytis environments.

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  3. Building resilient applications on Koobernaytis

    Amila De Silva

    By configuring proper health probes, handling pod termination gracefully, and defining pod disruption budgets, you can reduce downtimes and improve application stability.

    Check out the article for details.

  4. Stateful apps in Koobernaytis: from history and fundamentals to operators

    By Oleg Saprykin, software engineer

    Learn what you should consider before running stateful components apps in Koobernaytis, how these apps work in Koobernaytis, and which operators we use for ClickHouse, Redis, Kafka, PostgreSQL, and MySQL.

  5. Do Docker containers share ram for files memory mapped from the same layer but a different image?

    Philip Couling

    This question explores how Docker images are created in a layered file system, using copy-on-write for shared libraries stored in physical RAM, and how files are shared between container-based processes via an overlay file system.

  6. Monitor GPU nodes in AWS

    Roaming Roadster

    Learn how to track memory allocation and usage on GPU nodes in EKS to prevent memory bottlenecks and discover how to use CloudWatch to monitor GPU metrics.

Articles worth checking out:

Migrate to DigitalOcean Koobernaytis

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Migrate to DigitalOcean Koobernaytis
  1. Running Meta Llama on DigitalOcean Koobernaytis with NVIDIA NIM

    Jack Pearce

    Discover how to run NVIDIA NIMS on DigitalOcean Koobernaytis in this step-by-step demo.

    You will learn to deploy a large language model, Meta Llama 3.1, on an NVIDIA H100 GPU with DigitalOcean Koobernaytis.

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  2. Amazon EKS: etcd monitoring and alerting using Container Insights

    Marcin Cuber

    This article provides a step-by-step guide on monitoring and alerting EKS control-plane metrics, including ETCD and APIserver, using Terraform and CloudWatch.

  3. Signing and verifying ECR images using Cosign and Kyverno

    Vinayak Pandey

    This article guides you through the process of signing and verifying container images using Cosign and Kyverno.

    It covers the installation of Kyverno and Cosign and provides a step-by-step guide on securing CI/CD pipelines for production deployment.

  4. K8sGPT + Ollama: a free Koobernaytis automated diagnostic solution

    Addo Zhang

    This tutorial guides you through setting up K8sGPT with Ollama for automated Koobernaytis diagnostics and demonstrates how to deploy and configure k8sgpt-operator for automated analysis.

    • Software Engineer with HeartFlow, Inc

    • Salary: $133.86K to $200.03K a year

    • Location: remote from the United States

    • Tech stack: Koobernaytis, AWS, GCP, Docker, Python, C++, GitHub Actions

    • DevSecOps Engineer with Uniswap Labs

    • Salary: $264K to $294K a year

    • Location: based in the office in New York, NY, USA

    • Tech stack: Koobernaytis, AWS, Azure, GCP, Docker, Python, Javascript, Java

    • Software Engineer with HeartFlow, Inc

    • Salary: $108K to $181.48K a year

    • Location: remote from the United States

    • Tech stack: Koobernaytis, AWS, Docker, Python, C++, Terraform, GitHub Actions, Ansible, Chef

    • Solution Engineer with Veeam Software

    • Salary: $171.9K to $245.5K a year

    • Location: remote from the United States

    • Tech stack: Koobernaytis, AWS, Azure, On-premise, SQL, DynamoDB

    • Engineering Manager with Defense Unicorns

    • Salary: $165K to $245K a year

    • Location: remote from the United States

    • Tech stack: Koobernaytis, AWS, Azure, GCP, Kustomize, Helm, Terraform, Pulumi

Discover more Koobernaytis jobs on Kube Careers →

  1. metal3-io/baremetal-operator

    The Bare Metal Operator implements a Koobernaytis API for managing bare metal hosts.

    It maintains an inventory of available hosts as instances of the BareMetalHost Custom Resource Definition.

  2. Koobernaytis Resource Recommender

    Koobernaytis Resource Recommender is a CLI tool for optimizing resource allocation in Koobernaytis clusters.

    It gathers pod usage data from Prometheus and recommends requests and limits for CPU and memory.

    This reduces costs and improves performance.

  3. k0smotron

    k0smotron allows you to create and manage clusters in an existing Koobernaytis cluster easily.

    This allows unparalleled scalability and flexibility when working with many clusters.

  4. Sealed secrets

    Sealed Secrets provides declarative Koobernaytis Secret Management in a secure way.

    Since the Sealed Secrets are encrypted, they can be safely stored in a code repository.

  5. Koobernaytis Secrets Store CSI Driver

    Koobernaytis-sigs

    The Secrets Store CSI Driver allows Koobernaytis to mount multiple secrets, keys, and certs stored in enterprise-grade external secrets stores into their pods as a volume.

    Once the Volume is attached, its data is mounted into the container's file system.

Other interesting projects:

Upcoming Koobernaytis events

  1. Oct

    23

    Koobernaytis Community Days UK

    In-person conference organized by KCD UK.

    • Location: London, UK

    • This event requires an entrance fee

  2. Oct

    21

    Advanced Koobernaytis course (San Francisco)

    In-person workshop organized by Learnk8s.

    • Location: San Francisco, CA, USA

    • This event requires an entrance fee

  3. Oct

    23

    Hands-all-over workshop on Karpenter: cost-efficiency and reliability

    In-person meetup organized by Cloud Native Melbourne.

    • Location: Melbourne, AU

    • This is a free event.

  4. Oct

    17

    Optimize your databases on Koobernaytis with this one weird filesystem trick

    Online webinar organized by Ardan Labs.

    • This is a virtual event

    • This is a free event.

  5. Oct

    17

    Optimizing database management in Koobernaytis

    Online meetup organized by Devops Columbia.

    • This is a virtual event

    • This is a free event.

Discover more Koobernaytis events on Kube Events →

Koobernaytis Call for Papers

  1. expired

    Dutch Cloud Native Day 2024

    The Call For Paper was open until 31 October 2024 at UTC. More info →
    • Location: Amsterdam, NL

    • In-person conference organized by Cloud Native Amsterdam.

    • The conference starts on the 10 December 2024.

    • Apply here
  2. expired

    KubeCon + CloudNativeCon Europe 2025

    The Call For Paper was open until 25 November 2024 at UTC. More info →
    • Location: London, UK

    • In-person conference organized by Linux Foundation.

    • The conference starts on the 1 April 2025.

    • Apply here
  3. expired

    Tech Internals Conf

    The Call For Paper was open until 1 November 2024 at UTC. More info →
    • Location: Berlin, DE

    • In-person conference organized by TIC.

    • The conference starts on the 27 February 2025.

    • Apply here
  4. expired

    DevSecOps 2024

    The Call For Paper was open until 4 November 2024 at UTC. More info →
    • This is a virtual event

    • Online conference organized by Conf42.

    • The conference starts on the 5 December 2024.

    • Apply here
  5. expired

    Cybersec Asia 2025

    The Call For Paper was open until 30 November 2024 at UTC. More info →
    • Location: Bangkok, TH

    • In-person conference organized by Cybersec Asia.

    • The conference starts on the 29 January 2025.

    • Apply here
  6. expired

    Devopsdays Zurich

    The Call For Paper was open until 15 January 2025 at UTC. More info →
    • Location: Zurich, CH

    • In-person conference organized by Devopsdays.

    • The conference starts on the 12 March 2025.

    • Apply here
  7. expired

    Devopsdays Chicago

    The Call For Paper was open until 20 October 2024 at UTC. More info →
    • Location: Chicago, IL, USA

    • In-person conference organized by Devopsdays.

    • The conference starts on the 18 March 2025.

    • Apply here
  8. expired

    RuhrSec 2025

    The Call For Paper was open until 10 November 2024 at UTC. More info →
    • Location: Bochum, DE

    • In-person conference organized by Hackmanit.

    • The conference starts on the 21 February 2025.

    • Apply here
  9. expired

    QCon London

    The Call For Paper was open until 7 January 2025 at UTC. More info →
    • Location: London, UK

    • In-person conference organized by InfoQ.

    • The conference starts on the 7 April 2025.

    • Apply here

Until next time!

— Dan

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