https://contact.alessandrosangiorgi.net/tags/initramfs/Recent content in Initramfs on Alessandro Sangiorgi — GPU Performance EngineerHugoenSun, 28 Jun 2026 00:00:00 +0000https://contact.alessandrosangiorgi.net/posts/dgx-spark-kernel-panic-recovery/Sun, 28 Jun 2026 00:00:00 +0000https://contact.alessandrosangiorgi.net/posts/dgx-spark-kernel-panic-recovery/<p>I recently took delivery of <strong>two NVIDIA DGX Sparks</strong> (the GB10 units I later wired together for the <a href="https://contact.alessandrosangiorgi.net/posts/dgx-spark-nccl-collective-latency/">small-message NCCL latency benchmark</a>). The out-of-box experience is genuinely slick — right up until one of the two bricked itself on the very first software update and dropped me into a kernel panic. This post is the other half of the story: the setup flow, and exactly how I brought the dead one back.</p>