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Sunday, April 12, 2026

Working with GPUs - Part5 - XID errors

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If you are running large-scale AI training or LLM inference, you already know that managing a GPU cluster is less about "if" thing...
Saturday, March 7, 2026

Working with GPUs – A Practical Blog Series

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This blog series captures practical learnings from working with GPUs in real‑world environments, with a focus on operations, reliability, an...
Saturday, February 28, 2026

Working with GPUs - Part4 - Thermal issues

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During routine diagnostics using dcgmi diag -r 3 test suite, several GPU nodes began failing due to thermal throttling issues. This blog po...
Sunday, January 25, 2026

Working with GPUs - Part3 - Using dcgmi

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The NVIDIA Data Center GPU Manager (DCGM) is a lightweight agent that performs several functions like GPU behavior monitoring, health and di...
Saturday, November 15, 2025

Working with GPUs - Part2 - Memory fault indicators

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AI workloads rely heavily on GPU memory reliability and, memory faults can silently degrade performance long before a GPU outright fails. Un...
Saturday, October 18, 2025

Working with GPUs - Part1 - Using nvidia-smi

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GPUs are the backbone of modern AI and HPC clusters, and understanding their basic health and configuration is the first step toward reliabl...
Saturday, August 16, 2025

Understanding NUMA: Its Impact on VM Performance in ESXi

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VMware ESXi hosts use Non-Uniform Memory Access (NUMA) architecture to optimize CPU and memory locality. Each NUMA node consists of a subset...