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Linux Journal

Fedora Linux 45 Beta Released with Python 3.15, GCC 16.2, and Major Security Changes

by George Whittaker The Fedora Project has officially released Fedora Linux 45 Beta, giving users an early look at the technologies expected to form the foundation of the final Fedora 45 release. The beta became available on September 15, 2026, after Fedora's Quality team approved Release Candidate 1.3 for publication. Fedora 45 Beta brings significant changes throughout the operating system, including Python 3.15, GCC 16.2, glibc 2.44, GNU Binutils 2.47, Go 1.27, LLVM 23, Podman 6, stricter RPM signature verification, improved DNF5 protections, a new userspace virtual console, standardized desktop secret storage, and substantial installer improvements. The release is available across Fedora Workstation, KDE Plasma Desktop, Server, Cloud, IoT, Atomic Desktops, Spins, and Labs, although a few prerelease images are excluded. Fedora 45 Beta Is Now Available Fedora Linux 45 Beta represents the final major public testing milestone before Fedora 45 reaches stable status. Fedora describes its

LPI

From x86… and Beyond: the Architecture Question

For nearly five decades, “server” and “x86” were almost the same word. From company server rooms to hyperscale data centers, the Intel x86 became the default because of one thing above all: an ecosystem so mature that almost anything ran ... Read more The post From x86… and Beyond: the Architecture Question appeared first on Linux Professional Institute (LPI).

OMG! Ubuntu

Miracle-wm 0.11 gains a fancy new overview mode

Miracle-wm gains a ‘fancy’ new overview mode inspired by GNOME Shell its latest update, v0.11.0. For those unfamiliar, miracle-wm is a a tiling window manager built around the Wayland compositor Mir, with ambitions to become as slick as things like hyprland. The new overview mode provides a quick way to select windows and workspaces. One tap of the action key configured in a user’s miracle-wm config file enters the window selector, a double tap of the action key enters the workspace selector. When open, windows and workspaces can be navigated using keyboard shortcut, mouse scroll wheel or direct clicks. Users […]

Phoronix

Intel Granite Rapids WS vs. AMD Threadripper Zen 5 SMT Performance

As a follow-up to the article earlier this month of the Intel Xeon 600 workstation performance against AMD Ryzen Threadripper 9000 series in over 400 benchmarks -- including when carried out at the same core count and memory configuration -- today's article is exploring the Hyper Threading / SMT impact on both the Intel Redwood Cove and AMD Zen 5 cores for workstations.

LWN.net

[$] Thread-identity switcheroo for io_uring

The io_uring subsystem is all about asynchronous execution; applications count on it to not block — unless explicitly requested to. Within io_uring, maintaining the "never blocks" guarantee has sometimes been a challenge, given that many paths in the kernel were never designed for asynchronous execution. This problem has been worked around, but at a significant cost to performance. Now, io_uring maintainer Jens Axboe has posted an RFC patch set with a somewhat radical (and potentially scary) solution to the problem.

LWN.net

GNOME 51 released

Version 51 of the GNOME desktop environment has been released. The list of changes includes a number of performance improvements, offline data and better transit information in the Maps application, a new interface for the file previewer, and more.

LWN.net

Security updates for Thursday

Security updates have been issued by AlmaLinux (.NET 10.0, .NET 8.0, .NET 9.0, corosync, firewalld, kernel, kernel-rt, libevent, libsoup, microcode_ctl, nginx:1.26, python-lxml, rsyslog, tesseract, and unbound), Debian (firefox-esr, mkvtoolnix, thunderbird, and tor), Fedora (open62541, php-pecl-mongodb2, python-django6, python-jwcrypto, and roundcubemail), Mageia (aom, cockpit, libgd, packagekit, and python-h2), Red Hat (corosync, delve, git-lfs, grafana-pcp, gstreamer1-plugins-base, libvirt, opentelemetry-collector, and rhc-worker-playbook), Slackware (mozilla-firefox and mozilla-thunderbird), SUSE (acl, attr, alloy, ansible-core, clamav, containerized-data-importer, corosync, cups, distribution, glibc, google-cloud-sap-agent, govulncheck-vulndb, gvfs, helm, jq, kbd, kubernetes1.34-apiserver, kubernetes1.35-apiserver, lcms2, libcupsfilters, liblzmasdk26, libzypp, zypper, mistral-vibe, opensc, openvpn, pcre2, python-jwcrypto, tomcat, tomcat10, and tomcat11), and Ubuntu (guix, libheif,