StratoVirt

Spec sheet

Product

StratoVirt is an enterprise-class virtual machine monitor for cloud data centers, designed to support VM, container, and serverless scenarios.Read 8 Oct 2026 · docs.openeuler.org

Security

The documentation lists Rust language-level security and says StratoVirt uses fewer than 46 system calls while running.Read 8 Oct 2026 · docs.openeuler.org

Architecture

Its external API is compatible with QEMU Monitor Protocol, supports OCI compatibility, and can interconnect with libvirt.Read 8 Oct 2026 · docs.openeuler.org

Boot

It supports fast boot for lightweight scenarios and UEFI boot for standard VMs.Read 8 Oct 2026 · docs.openeuler.org

Container ecosystem

The documentation says StratoVirt works with iSulad and Kata containers and can integrate with Kubernetes.Read 8 Oct 2026 · docs.openeuler.org

CPU limit

The documented maximum is 254 CPUs per VM.Read 8 Oct 2026 · docs.openeuler.org

I/O

It offers common I/O capabilities and minimalist I/O device emulation; standard VMs can attach Virtio-pci and VFIO devices.Read 8 Oct 2026 · docs.openeuler.org

Installation requirements

The installation guide lists AArch64 or x86_64, a 2-core CPU, 4 GiB memory, and 16 GiB available drive space as minimum requirements.Read 8 Oct 2026 · gitee.com

Isolation

The feature list describes StratoVirt as highly isolated based on hardware.Read 8 Oct 2026 · docs.openeuler.org

Memory footprint

The documentation states that StratoVirt works with a memory footprint of less than 4 MB.Read 8 Oct 2026 · docs.openeuler.org

Operating system limit

The documented restrictions say only Linux is supported for the host and guest operating systems, with recommended kernel versions 4.19 and 5.10.Read 8 Oct 2026 · docs.openeuler.org

Processor support

The feature list says StratoVirt supports Intel and Arm platforms.Read 8 Oct 2026 · docs.openeuler.org

Startup speed

The documentation states that a microVM can start within 50 ms.Read 8 Oct 2026 · docs.openeuler.org

Plans and prices

Every StratoVirt plan and price →

Where Specifiction places it

• Hypervisor Software#22 of 267.3