3.0.20250718

Edge Microvisor Toolkit v3.1

Release Overview

Merge changes from Azure Linux 3.0.20250423-3.0.

Improvements to ISO installer

Refreshed for improved user experience, additional new installation variants with Docker (as below) and other fixes.

• Standard Kernel with Core Packages
• Real-Time (RT) Kernel with Core Packages
• Standard Kernel with Core Packages + Docker
• Real-Time (RT) Kernel with Core Packages + Docker

Validated Hardware Feature Support

The following hardware features have been validated in this release:

• Discrete GPU Support
  • Intel dGPU: B580
  • NVIDIA dGPU: P100, 3090
• Time-Sensitive Networking (TSN) Standards
  Validation covers key synchronization and latency components:
  • IEEE 802.1AS-2011: Timing and Synchronization (PTP)
  • IEEE 802.1Qav: Credit-Based Shaper
  • IEEE 802.1Qbv: Scheduled Traffic
  • IEEE 802.1Qbu / 802.3br: Frame Preemption
  • Time-Based Scheduling / Packet Launch Time (TBS)
• Intel Resource Director Technology (RDT)
  • Cache Allocation Technology (CAT)

Added support for:

• Device Discovery Agent
• Reporting Agent

Updated versions of:

• AMT
• cjson
• cluster-agent
• hardware-discovery-agent
• helm
• kernel
• linux-firmware
• node-agent
• os-update (renamed from os-ab-update)
• platform-observability-agent
• platform-telemetry-agent
• platform-update-agent
• qemu

Added support for Edge Microvisor Bootkit.

Several documentation improvements including demo, descriptions, instructions, Architecture diagram, release policy and others.

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This discussion was created from the release 3.0.20250718.

3.0.20250411

Edge Microvisor Toolkit v3.0 (Initial Release)

Release Overview

The Edge Microvisor Toolkit v3.0 marks our first public release, delivering a minimal, container-first Linux OS tailored for Intel Edge workloads.

Key Goals

• Support containerized and orchestrated deployments on Intel Open Edge Platform
• Provide editions tailored for platform deployments, developer enablement, and standalone field nodes
• Enable fast boot, secure startup, and atomic updates

Edition Summary

Feature Area	EMF Edition	Developer Edition	Standalone Node
Target Use Case	Intel Open Edge Platform	Local dev/test & VM exploration	Headless node for on-site workloads
Container Runtime	NA	containerd, Docker	NA
Kernel	v6.12 (w/ optional PREEMPT_RT)	v6.12 standard	v6.12 standard
Update Model	A/B partition upgrade (immutable)	Standard RPM/dnf	A/B partition upgrade (immutable)
Networking	CNI plugins (Flannel/Calico)	CNI + test utilities	Static IP, minimal DHCP
Security	Secure Boot, FDE, dm-verity	SELinux (permissive), no Secure Boot	Secure Boot, FDE, dm-verity
Developer Tools	No	Yes (gcc, make, python3, perl, cmake, git)	No

Highlighted Features

Core OS & Runtime

• Optimized for containerized workloads
• Immutable root FS using A/B partitions
• Real-time kernel support (PREEMPT_RT) for time-sensitive applications

Container Support

• containerd v1.7.13 with rootless support
• Docker CE v20.x in Dev edition

Security

• dm-verity ensures integrity of root filesystem
• Secure Boot enabled by default (EMF & Standalone)
• TPM 2.0 support for unlocking encrypted disks
• SELinux (Permissive mode) available in all editions

Networking

• Auto CNI: Flannel / Calico support out-of-the-box
• Static & DHCP configuration support

Image

• Reduced image size by 750MB
• Boot time improved to ~6s on Intel Atom (single-core)
• Integrated DNF for ISO-based installations (Dev Edition)

Known Issues

None

Breaking Changes

None — this is the initial release.