Unable to get H100 instances despite AWS Capacity Reservation -Why It Happens and What You Can Do
You did everything right. You planned your ML training run, budgeted for it, and even created an AWS Capacity Reservation for NVIDIA H100-powered P5 instances. Then you hit “Launch” — and nothing. An InsufficientInstanceCapacity error stares back at you, or worse, your reservation sits there in an unexpected state while your training pipeline idles. You’re…