QCon London 2026: Fixing the AI Infra Scale Problem by Stuffing 1M Sandboxes in a Single Server
Unikraft's breakthrough in virtual machine efficiency demonstrated at QCon London.
At QCon London 2026, Felipe Huici, CEO of Unikraft, demonstrated a remarkable achievement by waking up the millionth virtual machine on a standard server, which responded in just ten milliseconds. This milestone highlights a decade of development in unikernels and virtualization, culminating in a platform that efficiently manages over a million VMs, leveraging techniques like VM snapshots to enable rapid response times while maintaining resource efficiency.
Key Takeaways
- 1.
Felipe Huici demonstrated a server responding with Kubernetes rocks after waking up VM number 1,000,000.
- 2.
The system achieves millisecond response times by utilizing VM snapshots for stateful scale-to-zero.
- 3.
Unikraft allows for compressed and differential snapshots, enabling storage for a million VMs at roughly 12 terabytes.
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