Open-source News

Linux 7.3 To Overcome "Significant Bottleneck" For Small I/O With PCIe Gen5 NVMe SSDs

Phoronix - 1 hour 12 min ago
While the Linux 7.2 feature merge window ended just days ago and the better part of two months now before v7.2 will be released as stable, there are already features beginning to accumulate that will target the Linux 7.3 cycle. The most exciting change I've seen to kick off that dance ahead of Linux 7.3 is addressing a "significant" bottleneck affecting small direct I/O performance with speedy storage such as PCIe Gen5 NVMe SSDs...

AMD Sends Out Latest Linux Patches For RMPOPT Optimization

Phoronix - Wed, 07/01/2026 - 23:38
Earlier this year AMD disclosed the RMPOPT instruction that given the timing will seemingly be introduced with upcoming Zen 6 EPYC "Venice" processors. The RMPOPT feature amounts to a performance optimization for AMD EPYC SEV-SNP enabled servers by cutting down on the associated Reverse Map Table (RMP) overhead. Linux enablement of AMD RMPOPT remains ongoing and out this week is the latest iteration of the enablement...

Glibc Introduces /etc/tunables.conf For System-Wide Tunables

Phoronix - Wed, 07/01/2026 - 21:32
Red Hat has contributed new system-wide tunables infrastructure to the GNU C Library "glibc" that allows specifying system-wide tunables via the new /etc/tunables.conf configuration file...

RADV & RadeonSI Drivers See New Fixes For AMD GCN 1.0/1.1 GPUs

Phoronix - Wed, 07/01/2026 - 21:18
Timur Kristóf of Valve's Linux graphics driver team continues taking special focus on AMD Radeon GCN 1.0 and GCN 1.1 era GPUs for enhancing the open-source graphics driver support for these aging graphics cards...

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