[HPC From Scratch] Episode 2: RAM, NVMe, and the iGPU Memory Trap
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Four nodes. 16GB each. One hidden BIOS setting that can crash your Slurm jobs.
Blog posts
2026
[HPC From Scratch] Episode 1: Building Real HPC on a Budget
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A 6-node cluster for $1,264. No server rack, no enterprise budget.
[HPC Special Topics] Rclone: Cloud-to-Cluster Data Transfers
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Stop using your laptop as a middleman.
[HPC 101] Job Debugging: Why Did My Job Fail?
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In the real world, hitting “Submit” is just the beginning.
[HPC 101] Virtual Environments: How to Build Your Own Workspace
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It looks like it worked. But you just created a hidden mess.
[Linux 101] The Terminal: Don’t Be Afraid of the Dark
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Let’s turn that scary black screen into a hacker’s playground.
[HPC 101] Data Transfer: How to Move Files In and Out
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We have the computing power. Now we need some Data.
2025
[HPC 101] First Steps to HPC: SSH, Modules, and Slurm
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Welcome to the HPC 101 series!
Hello World!
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Welcome to The Login Node. This blog documents my journey in HPC infrastructure and performance engineering. More experiments and lab notes are coming soon. Stay tuned.