Fedora CoreOS To Enable systemd-oomd & zRAM Swap By Default

Fedora's CoreOS as their container-optimized operating system will be moving to enable systemd-oomd by default with Fedora CoreOS 45. Additionally, swap on zRAM will be enabled by default too.

The Fedora Engineering and Steering Committee (FESCo) has now granted approval for enabling systemd-oomd and zRAM swap for Fedora CoreOS with the F45 release. This aligns CoreOS with other Fedora variants already using these defaults. Fedora CoreOS had held off due to Kubernetes not being compatible with swap on nodes until recently.
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Five More Lenovo Laptops To Report Fan Sensors With Linux 7.3

In addition to more ASUS motherboards having working sensors with Linux 7.3 , this next kernel version will also get several more Lenovo laptop models to be reporting their fan sensor information under Linux.

Merged back in Linux 7.1 was the Yogafan driver to support fan speed monitoring across more Lenovo Yoga, Legion, Flex, Slim and IdeaPad laptop models. That Yogafan driver is being extended further in Linux 7.3 to support several additional Lenovo laptop models.

The newly-added device support set to arrive for Linux 7

Linux 7.3 Bringing A KCFI Optimization To Benefit Older Intel CPUs

Expected to be merged during the upcoming Linux 7.3 merge window is a Kernel Control Flow Integrity (KCFI) improvement intended to benefit older Intel processors.

Peter Zijlstra of Intel worked through a KCFI improvement for older platforms that lack support for FineIBT . Peter explained with the pending patch:
"As noted in commit 85a2d4a890dc ("x86,ibt: Use UDB instead of 0xEA") Jcc should be assumed not-taken, however the normal kCFI (
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Qt Toolkit To Introduce Edge AI Submodule, Initially For Vision AI With Qt

The Qt Group has been working on various AI integrations for the Qt toolkit in recent times like a QML profiler skill for agentic development to help with performance profiling. They have also worked on Qt AI coding assistants and AI agents in the Qt Creator integrated development environment. Their latest AI use is now preparing to introduce a new module in the Qt toolkit itself for edge AI inferencing.

Qt developers are preparing to introduce Qt Edge AI as a new sub-module for developers to create edge AI applications. With the Qt toolkit
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Intel Xeon 678X Windows 11 vs. Ubuntu 26.04 Performance With The HP Z4 G6i

HP recently launched their Z4 G6i workstation that I have been testing out the past few weeks. The HP Z4 G6i is powered by Granite Rapids WS with the review unit specifically being powered by the Intel Xeon 678X. As the unit shipped with Microsoft Windows 11 Pro and this being the first time I've had my hands on Granite Rapids WS, I took the opportunity to run some Windows 11 vs. Ubuntu 26.04 LTS performance benchmarks to see

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Linux Mint Improves Kernel Management & Setting System-Wide Environment Variables

Linux Mint is out today with their July 2026 status update that highlights all the improvements made to their distribution over the past month.

As part of the recent effort by Linux Mint to publish hardware enablement "HWE" ISOs with updated kernels for improving hardware support, Linux Mint has published updated ISOs now with the Linux 7.0 kernel. These are Linux Mint 22.3 images with the Linux 7.0 kernel now included.

Linux Mint's System Administration tool has added a new page as
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Meta Publishes Muse Glimmer As 30B Open Agentic Model

The Meta Superintelligence Labs announced this morning they have released Muse Glimmer as their next large language model featuring 30 billion parameters for always-on local agent workflows. Muse Glimmer features open-source model weights under an Apache 2.0 license.

Muse Glimmer is designed to be small enough to run on a single consumer GPU and suitable for local coding agents, LLM-as-a-judge evaluation, and other uses. Muse Glimmer was trained and evaluated for end-to-end agentic task completion, multi-
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Minor Optimization Coming For AMD Athlon XP Era Systems Running Linux

A minor performance optimization is on the way to the Linux kernel for roughly two decade old CPUs that have SSE but lack SSE2. Among those CPUs to benefit are the AMD Athlon XP series, some early Sempron models, and some Intel Celeron and Pentium III models.

Open-source developer Yao Zi discovered in the write memory barrier (WMB) code to the Linux kernel for using the SFENCE Instruction it placed a constraint on the processor having SSE2. But the Store Fence (SFENCE) instruction was added in the
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Apple M1 Series SoCs To See ~1 Watt Power Savings With Linux 7.3

In addition to Linux 7.3 slated to receive initial Apple M3 Pro / Max / Ultra SoC support , this next version of the Linux kernel is also set to bring some minor power savings for the Apple M1 series that remains the best supported Apple Silicon on Linux.

With the Linux 7.3 kernel there should be around 1 Watt power savings for M1 Pro / Max / Ultra SoCs during suspend-to-idle (s2idle) with this new kernel.

The power savings are coming via
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Old SGI Drivers Being Removed In Linux 7.3 Over Security Concerns

On top of various other Linux drivers for old hardware being removed due to noise generated by AI/LLM coding agents, there are more examples coming with Linux 7.3 as some old Silicon Graphics (SGI) drivers are being removed from the mainline Linux kernel over security concerns.

HPE engineer Dimitri Sivanich authored a patch to remove the SGI GRU driver, which is for the Global Reference Unit (GRU) hardware resource located on the system chipset for memory that can be mmap'ed from user-space. The patch