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The Ask Noah Show is a weekly radio call in show where we take your tech questions or business in tech questions live on the air. The show airs Tuesdays at 6pm CST on and at KEQQ 88.3 FM in Grand Forks ND. It's a free call 1-855-450-NOAH so join us and start on your way to owning your operating system, your software, and technology.


Episode 234: Getting Started with OpenShift

Containers are amazing but managing them one by one can be a nightmare! Steve Ovens joins us as we discuss the best way to manage container workloads with tools like OpenShift and OKD.

-- During The Show -- 01:12 - Dave Follows up from EP 212 - Dave
  • Avantree Bluetooth
    • Play/Pause works
    • Volume Buttons change headset volume not desktop volume
    • Mic is clear
    • Not USB-C
    • Another Dongle
    • Volume issues in Mic mode
03:45 - Multitrack recording under Linux? - Ryan
  • Get Jacked from JB
  • RME is considered High End
  • Studio uses Axia
  • Try Pipewire on Fedora
  • Try using individual USB Audio devices
  • Scarlett 18i8 3rd Gen USB Audio
11:00 - Managing a Cert Authority - Mike
  • link
  • Cert Manager
13:22 - Nextcloud hosting provider vs self hosting - Rodney
  • Use block storage (S3 Compatible Storage)
  • OVH - Supplemented by Canadian GOV
  • Kimsufi - Where OVH servers go to die (still a good option)
15:00 Caller - Tony
  • From the Chat - ZFS/BTRFS snapshots
  • Clonezilla
  • Hypervisor can lie about disk flushes, this breaks ZFS/BTRFS
  • HDD Passthrough solves this
  • IX Systems Post about virtualizing FreeNAS
25:15 Pick of the Week
  • Open RGB
  • OpenSource RGB light control
26:05 Gadget of the Week
  • Ruggtek RTL 310
    • 10.1 1920 x 1200 Display
    • Multi-Touch
    • Intel Quad-Core
    • 4GB RAM
    • 64GB RAM
    • Comes with Ubuntu, Fedora, OpenSUSE
  • Ruggtek RPL 550
    • 5.5" 1080 x 1920 Display
    • Intel Quad-Core
    • 4GB RAM
    • 64GB Storage
    • Comes with Ubuntu, Fedora, OpenSUSE
28:30 Containers/OpenShift
  • Containers isolate processes with Cgroups
  • System level containers
    • Similar to VMs
    • LXD
  • Application level containers

    • Used by most businesses
    • Kubernetes
    • OpenShift/OKD
    • Docker
    • Podman
  • Docker runs as root

  • Podman is more modern and fixes this

  • Fedora CoreOS

    • Made for running containers
    • Uses RPM OStree vs standard packages
    • Runs podman not docker
  • OCI compliant - cross platform compliant containers

  • OKD

  • OKD Github

  • SSH into containers

    • You can
    • Not by default
    • You really shouldn't
  • Exec into a container is similar to SSH

  • Containers are supposed to be disposable

  • Container Management

    • Kubernetes
    • OpenShift/OKD
    • Many others
  • To install you need to know

    • SSH
    • Basic Networking
    • Yaml
  • Container Management gets you

    • Load Balancing
    • High Availability
    • Monitoring
    • etc
  • Containers are ephemeral by default

  • Containers typically have a shared storage backend

  • OpenShift/OKD Takes care of a lot of networking for you

  • There are two networks involved

    • Communication - Container to Container
    • LAN - Traditional Network

  • Katacoda

54:05 Facefish
  • Netlab 360
  • Dropper and Rootkit
  • Ring 3 layer
  • Backdoor can
    • Upload device information
    • Steal user credentials
    • Bounce Shell
    • Execute commands
Call to Action
  • We will have community rooms/booths

  • Matrix Chat (Element) will be used again this year

  • SELF will be virtual this year, hosted again by yours truly!

  • SELF Call for Talks

  • SELF dates June 10-12

  • Email with your skill set and contact details

-- The Extra Credit Section --

For links to the articles and material referenced in this week's episode check out this week's page from our podcast dashboard!

This Episode's Podcast Dashboard

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-- Stay In Touch --

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Special Guest: Steve Ovens.

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 2021-06-02  56m