PCIe Lane Starvation: The Silent Performance Killer Lurking Inside Your NVMe Storage Stack
Enterprise IT teams are investing heavily in NVMe drives rated for multi-gigabyte-per-second throughput, only to watch real-world performance fall dramatically short of spec sheet promises. The culprit is rarely the drive itself — it's the complex web of PCIe lane allocation, platform topology, and firmware constraints that governs how data actually moves through your server. This analysis cuts through the marketing noise to show IT professionals where the real bottlenecks live and where PCIe 5.