Muhammad's Substack
Muhammad Zubair Bin AkbarMy personal Substack
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 3 | Founded | 20 days ago | Last Issue | 4 days ago |
| Active | |||||
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hpcpulse.substack.comLatest Issues
Why Can't We Just Use a Powerful Server Instead of an HPC Cluster?
If one powerful server can have dozens of CPU cores, hundreds of gigabytes of RAM, and even multiple GPUs, why do we need an entire HPC cluster?
It’s a very reasonable question when you first start learning about High Performance Computing...
Why Learning Linux Still Matters in the World of HPC
HPC is often associated with powerful CPUs, GPUs, high speed networks, parallel filesystems and massive clusters.
But underneath all of that, there is something much less glamorous doing most of the work.
Linux.
You can learn Slurm. You...
NCCL Explained: How GPUs Communicate Across Nodes
Thanks for reading Zubair's Substack! Subscribe for free to receive new posts and support my work.
Training modern AI models often requires more than one GPU.
A model might run across 8 GPUs in a single server, or hundreds of GPUs spread...
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| Subscribers | Engagement | 64 | Monthly Web Visits | ||
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Authors
The writers behind this newsletter.
Linux & HPC Engineer writing about HPC, AI infrastructure, GPUs, cloud, Linux, Slurm, and modern compute. Practical insights, technical deep dives, and real world lessons for engineers and curious learners.
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