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Big Mess O Wires published a detailed failure analysis of 70 QA-failing Floppy Emu boards, breaking down root causes: damaged clock crystals (42 boards), fragile Xilinx CPLD chips (6), unprogrammed microcontrollers (5), and assorted soldering/assembly issues.
The article explains that persistent GPU crashes were caused by a weak power supply rather than PCIe or Oculink connections.
A personal blog post detailing the author's experience with cache coherence issues on a Terasic DE0-Nano-SOC board featuring Cortex-A9 processors, including hardware setup and debugging steps.
Linus Torvalds, the creator of Linux, used AI tools to debug a bug in an Intel GPU driver, highlighting the growing integration of AI in open-source development workflows.
Oxide Computer Company describes debugging a service processor that would drop off the management network in their next-generation Cosmo sled. The investigation involved checking for task starvation, stack overflows, and eventually using debug headers to identify the root cause.