Welcome to Enable Sysadmin
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![Man listening to music while he works](/sysadmin/sites/default/files/2022-02/man-music-hobby-career.jpg)
Consider the variables when planning and executing your AAP or Tower upgrade and learn what makes sense for your scenario.
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![Containers](/sysadmin/sites/default/files/2019-12/Containers%20Cropped.jpg)
Now that your environment has been set up, deploy a sample application on an OpenShift Local cluster.
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![Containers](/sysadmin/sites/default/files/2019-12/Containers%20Cropped.jpg)
Install Red Hat OpenShift Local on your own machine to test your work before deployment.
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![Magic trick with Ace of Spades](/sysadmin/sites/default/files/2020-12/ace-magic-trick-formatting-date.jpg)
Get past the illusion of hostvars being difficult and begin using them in your playbooks, tasks, and roles.
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![Photo illustration showing an outline of a person's head filled with gear shapes over a blue background](/sysadmin/sites/default/files/2023-04/automation-gears-person.jpg)
Learn the basics of using Redfish and how to set up the Redfish Mockup Server.
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![A blue cable plugged into a green Raspberry Pi](/sysadmin/sites/default/files/2022-10/blue-network-cable-raspberry-pi.jpg)
Get greater control over TCP port checking with a DIY, customizable approach using Python and Scapy.
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![Laptop keyboard with Ethernet patch cable](/sysadmin/sites/default/files/2020-12/keyboard-network-cable-return-key.jpg)
Make life simpler by automating network checks with tools like Expect, Bash, Netcat, and Nmap instead.
Hands-on learning path:
Deploy a cluster in Red Hat OpenShift Service on AWS
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![pad lock on cdrom](/sysadmin/sites/default/files/2019-09/disk_encryption.jpg)
Use topdiskconsumer to address disk space issues when you're unable to interrupt production.
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![Photo of a person working on a laptop with a coffee in the foreground](/sysadmin/sites/default/files/2023-03/coffee-laptop-working.jpg)
Streamlit integrates with Python code and offers a low barrier of entry to visualizing application data in sophisticated ways.
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![Photo of two Raspberry Pi devices](/sysadmin/sites/default/files/2023-03/raspberry-pi.jpg)
Create an Ansible playbook that sets the hostname, adds a new user, layers additional packages, and more on your Fedora IoT-based Raspberry Pi.
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![Two open books](/sysadmin/sites/default/files/2020-03/book-3301439_1280.jpg)
Use Jinja selectattr() and map() filters to extract data from a list of dictionaries.
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![Automated packages on belts](/sysadmin/sites/default/files/2021-06/automation-packages-continers.jpg)
Podman and Ansible are even better together for enabling automation and orchestration of container and pod lifecycles.
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![Hands holding a small package](/sysadmin/sites/default/files/2021-10/package-in-hands.jpg)
Build an OpenShift cluster on a small, sub-$300 computer.