WebAssembly on the Server with Krustlet

Taylor Thomas explains how Krustlet runs WebAssembly modules in Kubernetes and why it’s a promising option for the future of server side applications.

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Timestamps

• [@00:55] - Kubernetes
• [@07:37] - WebAssembly
• [@12:06] - WebAssembly Runtimes and WASI Specification
• [@15:42] - WebAssembly vs Containers vs Native Binaries
• [@25:11] - Krustlet and the case for writing it in Rust
• [@30:52] - Missing APIs in WASI
• [@33:38] - Wascc vs Wasmtime runtimes
• [@38:15] - Rust ecosystem for Kubernetes and WebAssembly
• [@40:23] - Comparing other languages to Rust
• [@45:09] - Rust learning curve, experiences as a beginner
• [@53:16] - Next steps for Krustlet and WebAssembly

Referenced Resources

• Krustlet
• Kubernetes
• Open Container Initiative
• WebAssembly
• WASI
• Wasmtime
• waSCC
• WebAssembly meets Kubernetes with Krustlet
• Introducing Krustlet, the WebAssembly Kubelet
• Kubernetes: A Rusty Friendship
• The Safety Boat: Kubernetes and Rust
• A Heaping Helping of Stacks

Credits

Intro Theme: Aerocity

Audio Editing: Jeremy Jung

Hosting Infrastructure: Jon Gjengset

Show Notes: Jeremy Jung

Hosts: Jeremy Jung

Guests: Taylor Thomas