Matthew Mattox

Wow, he keep getting knocked down but still got back up.

Sorry, I couldn’t resist

Pulling the trigger on a full reimage of my desktop.
Been on the same Ubuntu install since 18.04 (never moved to 25.04) and it’s finally falling apart — random crashes, keyboard dying in certain apps, weird freezes. Time for a fresh start! 🚀 #Ubuntu #Linux #SysAdmin #Reimage

My girlfriend said, "You act like a detective too much. I want to split up."

"Good idea", I replied, "That way we can cover more ground."

The first of 5 Mi50 GPUs for my new AI cluster came today.
This is going to be a crazy project.

Heal Thy Burgers is the right answer

Migrating from RKE1 to #RKE2? 🤔 Join Erin Quill & Matthew Mattox on Tues, May 6 (12pm ET) for a seamless transition guide using SUSE #RancherPrime. #Kubernetes

Take your infra to the next level! 👇
okt.to/gpTX9m

Spring has arrived

Migrating from RKE1 to RKE2 using YAML Export/Import A step-by-step guide to migrating workloads from RKE1 to RKE2 using YAML Export/Import.

🚨 RKE1 is reaching EOL! Migrating to RKE2? Try the YAML Export/Import method!

It’s perfect for stateless workloads—fast, clean, and simple. Our step-by-step guide walks you through the entire process.

📖 Read it here: buff.ly/XbLwo5l

#Kubernetes #RKE2 #Migration #YAML #DevOps

Migrating from RKE1 to RKE2 Using Longhorn DR Volumes: A Kubernetes-Native Approach A detailed guide to migrating workloads from RKE1 to RKE2 using Longhorn's Disaster Recovery volumes, offering a Kubernetes-native approach with minimal downtime.

🚨 RKE1 is reaching EOL! Have you planned your persistent volume migration?

Longhorn’s Disaster Recovery volumes make it seamless—incremental replication, no downtime. Check out our guide for step-by-step migration to RKE2.

📖 Read it here: buff.ly/pCFYrTD

#Kubernetes #RKE2 #Longhorn #CloudNative

Migrating from RKE1 to RKE2 Using pv-migrate: A Targeted Storage Migration Tool A comprehensive guide to migrating persistent volumes from RKE1 to RKE2 using pv-migrate, a specialized tool for Kubernetes storage migration.

🚨 RKE1 is reaching EOL! Don’t forget your persistent volumes.

Migrate your PVCs smoothly to RKE2 with pv-migrate—no downtime, no data loss. Our guide breaks it down step-by-step.

📖 Read it here: buff.ly/Xmnm6bj

#Kubernetes #RKE2 #pvMigrate #CloudNative #DevOps

RKE2 Standalone - Disaster Recovery Guide This comprehensive guide covers essential steps for disaster recovery of RKE2 clusters not managed by Rancher.

🔥 Standalone RKE2 Cluster Down? Here's how to recover.

From etcd quorum loss to node join failures, my latest guide walks through key disaster recovery strategies to keep your Kubernetes environment running.

📖 Read it here: buff.ly/9RILlNd

#Kubernetes #RKE2 #DisasterRecovery #CloudNative #DevOps

Migrating from RKE1 to RKE2 Using Kasten K10: A Complete Backup and Restore Guide A detailed guide to migrating workloads from RKE1 to RKE2 using Kasten K10 by Veeam, covering installation, backup, restore, and validation steps.

🚨 RKE1 EOL Alert! Time to migrate to RKE2. 🕒

Check out our step-by-step guide on using Kasten K10 for a smooth transition. Ensure data integrity and minimal downtime.

Details here 👉 buff.ly/FiSPpgq

#Kubernetes #RKE2 #KastenK10 #Migration #DevOps

Migrating from RKE1 to RKE2 using YAML Export/Import A step-by-step guide to migrating workloads from RKE1 to RKE2 using YAML Export/Import.

🚨 RKE1 EOL Alert! Time to migrate to RKE2. 🕒

Check out our step-by-step guide on using YAML Export/Import for a smooth transition. Perfect for stateless workloads.

Details here 👉https://buff.ly/XbLwo5l

#Kubernetes #RKE2 #Migration #DevOps

Migrating from RKE1 to RKE2 Using CloudCasa: A Backup and Restore Approach A comprehensive guide to migrating workloads from RKE1 to RKE2 using CloudCasa's backup and restore functionality, with step-by-step instructions and best practices.

🚨 RKE1 is reaching EOL in 2025! If you’re still running it, now’s the time to plan your migration.

I put together a step-by-step guide on moving to RKE2 with CloudCasa, covering:
✔️ Backups & Persistent Volume migration
✔️ Minimal downtime
✔️ Multi-cloud support

Check it out here 👉

🚀 Cilium Troubleshooting in 2025 🚀

Struggling with Cilium issues in Kubernetes? My latest blog covers:
✅ Key logs & metrics
✅ Policy & connectivity checks
✅ Health diagnostics

Read more: buff.ly/CI48afJ

#Kubernetes #Cilium #DevOps #eBPF

Migrating from RKE1 to RKE2: A Seamless Transition with SUSE Rancher Prime A comprehensive guide to migrating from RKE1 to RKE2 using SUSE Rancher Prime, covering migration strategies, data migration methods, and troubleshooting common issues.

Last Friday at SUSECON 2025, I discussed the crucial transition from RKE1 to RKE2 for Kubernetes users, as RKE1 ends in July 2025. The session covered the differences between RKE1 and RKE2, migration strategies, tools, and real-world issues. Missed it? Watch the highlights:

Excited to be heading to SUSECON 2025! Can’t wait to showcase my new Kubernetes DR tool - stay tuned!

Automatic ssh-add: Simplify SSH Key Management Master SSH key management with AddKeysToAgent: Learn how to automate key handling, enhance security, and streamline your workflow across different platforms.

🔐 Tired of Entering Your SSH Key Password? Automate It!

Managing SSH keys doesn't have to be painful. With AddKeysToAgent, you can securely automate key handling, eliminate repetitive prompts, and streamline your workflow on Linux, macOS, and Windows.

🔗 Read now: buff.ly/4hAA75w

🚀 Are Dockerfiles Good Enough? 🤔

Dockerfiles have powered the container revolution, but are they holding us back? From inefficient caching to security pitfalls, managing container builds at scale is getting trickier.

🔗 buff.ly/3CXO9yU

#Docker #Containers #DevOps #CloudNative #BuildSystems

🚀 AWS EKS: Is It the Right Kubernetes Solution for You?

AWS Elastic Kubernetes Service (EKS) has come a long way since its rocky launch in 2017. But is it the best choice for your Kubernetes workloads in 2025?

Read now: buff.ly/4hWhQPE

Still waiting for my invitation to move here. Rent must be insane, but at least the WiFi is probably pretty good. 🌀🚀

I remember my high school tech class had the Windows XP product key printed on a giant banner in the build room. IT security? Never heard of her. 😂

Frontend devs: Look at my smooth animations and pixel-perfect UI! 🌸✨

Backend devs: Meanwhile, in the trenches—debugging infinite loops, database deadlocks, and rogue API calls while the world burns... 🔥💀

Respect your backend engineers. They fight demons so your buttons can look pretty.

Me: drowning in errors, bugs, and warnings 😭💀
Stack Overflow: "Shh... just copy this answer from 2014 and everything will be okay." 🤗✨

"Excuse me! Do you have a moment to talk about Linux?"

🚨BREAKING NEWS🚨
Tom, the OG security expert, just got automated out of a job!

🔴 AI-powered robo-cat has entered the chat...
🔵 Tom is now updating his LinkedIn: "Experienced in high-speed pursuits, risk assessment, and household security. Open to work."