Webinar
Beyond Cold Starts: Making Kata Containers Faster and More Efficient
December 1, 2026 | 09:30 AM PST (UTC-8)
Join us for a Complimentary Live Webinar Presented by Microsoft
VM-backed isolation helps protect Kubernetes workloads, but repeated VM boot, runtime overhead, and application initialization can add latency and resource costs before useful work begins. In this webinar, we’ll trace the Kata Containers workload lifecycle and explore how a Rust-based runtime, VM templating, direct block storage integration, and workload snapshot and restore address costs at different layers. Through practical demonstrations and an AKS implementation case study, you’ll learn how to identify your workload’s bottlenecks and evaluate these approaches, including their compatibility requirements and limitations.
This webinar will cover:
- Where runtime overhead, VM boot, storage setup, and application initialization affect workload readiness.
- How VM templating differs from capturing and restoring initialized application state.
- How virtio-blk integrates persistent storage into the sandbox lifecycle.
- What to consider before adoption, including networking, secrets, persistent volumes, and feature availability.
Sponsored by:
Speakers
Roaa Sakr, Principal Software Engineer, Microsoft
Roaa Sakr is a Principal Software Engineering Manager at Microsoft leading Azure Linux container runtime innovation. She drives secure, high-performance pod sandboxing with Kata Containers and virtualization-based isolation, powering production workloads at scale. An active open-source contributor and former maintainer of CNCF Akri project, she is passionate about advancing collaboration across the cloud-native ecosystem to deliver production-ready, scalable solutions.

Flora Taagen, Product Manager II, Microsoft
Flora Taagen is a Product Manager on the Azure Linux team at Microsoft, where she leads efforts to advance the development and adoption of Azure Linux — particularly as a secure, optimized, and performant platform for Kubernetes workloads on AKS.