A Fresh Take On Virtual Swap Space Being Pursued For The Linux Kernel

A request for comments (RFC) patch series sent out this week for the Linux kernel is working on the notion of Virtual Swap Space support. The notion of Virtual Swap Space has been talked about for years and even going back to 2011 there's been efforts to redesign the kernel's swap cache along similar lines...
phoronix.com/news/Linux-Virtua…

NVIDIA Upstreaming Work For Linux On Their Smart Switch SN4280, SN5610, SN5640

One of many Linux kernel patch series that NVIDIA has been working on recently to upstream to the mainline Linux kernel are the adjustments needed for Linux running on their newest Smart Switch networking products for the data center...
phoronix.com/news/Smart-Switch…

OpenVPN DCO Driver For The Linux Kernel Revised A 25th Time To Boost VPN Performance lxer.com/module/newswire/ext_l…

AMD Releases ROCm 6.4 Without Any Official RDNA4 Support

After several ROCm 6.3 point releases, AMD today rolled out ROCm 6.4 as the next update to their open-source GPU/accelerator compute stack and ahead of their big Advancing AI event in June where they will talk about future ROCm work...
phoronix.com/news/AMD-ROCm-6.4…

Running Linux 6.15 vs. 6.14 Performance With The AMD Ryzen AI 7 PRO 360

So far my testing this week of the Linux 6.15 kernel in its early, post-RC1 state has been going well. No major upsets, yet to uncover any significant performance regressions, and overall has been going smoothly with the many new features/changes in Linux 6.15...
phoronix.com/news/Linux-6.15-R…

Ubuntu 25.04 vs. Fedora Workstation 42 Performance On AMD Strix Point

With both Ubuntu 25.04 and Fedora 42 releasing this month you may be curious how these two Linux distributions are competing for performance. Well, it's a very tight race for common Intel/AMD x86_64 hardware. In this article are some benchmarks looking at clean installs of Ubuntu 25.04 and Fedora Workstation 42 on AMD Strix Point.
phoronix.com/review/fedora-42-…

OpenVPN DCO Driver For The Linux Kernel Revised A 25th Time To Boost VPN Performance

For those relying on OpenVPN for your virtual private networking (VPN) needs, one of the most exciting innovations in recent times besides transitioning to the WireGuard alternative is the OpenVPN DCO kernel driver. This "data channel offload" driver has the potential to provide significant performance advantages over the current OpenVPN performance...
phoronix.com/news/OpenVPN-DCO-…

Linux 6.15 Fixes Intel Graphics Flickering Issue, Adds AMDGPU DMEM Cgroups Support

With being just one week past the Linux 6.15 merge window, a lot of fixes have been flowing into the mainline tree as is usual for the early stages of the kernel cycle. Merged overnight were a number of Direct Rendering Manager (DRM) fixes that include some notable alterations for the Intel and AMD Radeon kernel graphics drivers...
phoronix.com/news/Linux-6.15-r…

Linux 6.15 Lands Patches To Further Clean Up Its Spectre RSB Mitigations

Merged today was this week's batch of x86 fixes ahead of the Linux 6.15-rc2 release on Sunday. Notable with these x86 fixes are landing several patches to fix and clean-up the Spectre Return Stack Buffer "RSB" mitigation handling as well as introducing a new document to clarify the overall state and current mitigations...
phoronix.com/news/Linux-6.15-x…

Fedora 42 Will Be Released Next Tuesday - 15 April

Well here is a pleasant surprise, especially for those that recall the days long ago where Fedora Linux releases tend to be notoriously delayed... Fedora 42 is cleared for releasing next week Tuesday, 15 April, in meeting its "early target" release date...
phoronix.com/news/Fedora-42-Re…