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Free and Open Source – VMware PhotonOS 5.0

VMware PhotonOS 5.0 is the latest release of VMware Operating System and released with new features and enhancements recently. It’s available as ISO images and virtual appliance to download.

What’s New in VMware PhotonOS 5.0?

VMware PhotonOS is the one of best operating systems for hosting different services and hosting containers. Recently, VMware has released PhotonOS 5.0 and this new release has lots of enhancements and new features.

Photon OS 5.0 provides enhancements in Network Configuration Manager, PMD-nextgen, Container Runtime Security, Linux Real-Time Kernel, and TDNF Features. The release introduces the Photon OS Container Builder tool. This release of Photon OS also supports XFS and BTRFS filesystems, Control Group V2, ARM64 on Linux-esx kernel, PostgreSQL. It contains installer improvements and critical updates to the OSS packages including Linux kernel version updates.

VMware PhotonOS

Enhancements in Network Configuration Manager

You can now use Network Configuration Manager to perform the following tasks:

You can run query or configure the following parameters of network devices:

PMD-Nextgen Enhancement

The capabilities to configure the following options are added to pmd-nextgen:

Network-event-broker

Network-event-broker now supports emitting network data in JSON format.

Photon OS Container Builder

The cntrctl tool in Photon OS 5.0 allows you to build a lightweight Photon OS container.

Kernel-Version Update:

The following Kernel flavors are updated to kernel version 6.1.10 in Photon OS:

Support for New Filesystems

Support is added for the following filesystems in Photon OS:

Support for Control Group V2

cgroup v2 is now available in Photon OS. With cgroup v2, you get improved resource management capabilities, a unified hierarchy scheme, and a safer sub-tree delegation to containers. Features like Pressure Stall Information and rootless containers in cgroup v2 ensure better management and security capabilities of the control groups.

Support for Kernel Live Patching

With Kernel Live Patching, an administrator can patch a running kernel without rebooting.

Enhanced Container Runtime Security

To improve the runtime security of the containers, the following enhancements are added to Photon OS:

Improved Linux Real-Time Kernel

The linux-rt kernel flavor comes with improvements such as low-latency optimizations, stability enhancements, and debugging enhancements. Linux-rt now also supports the Intel Sapphire Rapids CPUs including the Telco-specific 5G ISA.

Support for ARM64

Support for ARM64 is now available for the linux-esx kernel in Photon OS.

PostgreSQL versions

The following PostgreSQL versions are supported on Photon OS:

TDNF Feature Enhancements

The metalink functionality in tdnf is now available as a plugin. In tdnf, support is added for the following:

OVA Updates

UEFI OVA is built with hardware version 15.

Installer and Build System Updates

Package Updates

The following OS packages are updated:

Further Reading

VMware Photon OS – Best OS for Kubernetes and Container Host

VMware Cloud Native Application | Photon Platform

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