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Changelog

cloud-hypervisor

A Virtual Machine Monitor for modern Cloud workloads. Features include CPU, memory and device hotplug, support for running Windows and Linux guests, device offload with vhost-user and a minimal compact footprint. Written in Rust with a strong focus on security.

cloud-hypervisor/cloud-hypervisor

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NewDecember 19, 2025

v50.0

This release has been tracked in v50.0 group of our roadmap project.

Configurable Nested Virtualization Option on x86_64

The nested=on|off option has been added to --cpu to allow users to configure nested virtualization support in the guest on x86_64 hosts (for both KVM and MSHV). The default value is on to maintain consistency with existing behavior. (#7408)

Compression Support for QCOW2

QCOW2 support has been extended to handle compression clusters based on zlib and zstd. (#7462)

Notable Performance Improvements

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cloud-hypervisor

v50.0

Configurable Nested Virtualization Option on x86_64

Compression Support for QCOW2

Notable Performance Improvements

Related Projects

mapbox-navigation-android

ToastFish

barcodelib

JPProject.IdentityServer4.SSO

v50.0

Configurable Nested Virtualization Option on x86_64

Compression Support for QCOW2

Notable Performance Improvements

Live Disk Resizing Support for Raw Images

Developer Experience Improvements

Improved File-level Locking Support

Logging Improvements

Notable Bug Fixes

Contributors

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