https://blog.5glinux.com/tags/performance/Recent content in Performance on 5glinuxhttps://blog.5glinux.com/images/og-default.jpghttps://blog.5glinux.com/images/og-default.jpgHugoen-usSat, 17 Oct 2026 00:00:00 +0000https://blog.5glinux.com/posts/windows-vms-hyperv-enlightenments/Sat, 17 Oct 2026 00:00:00 +0000https://blog.5glinux.com/posts/windows-vms-hyperv-enlightenments/Windows runs best when it knows it’s virtualized. Since SUSE Virtualization 1.9, the Windows templates turn on Hyper-V enlightenments and virtio-blk, which removed periodic I/O stalls, cut a write-heavy phase by 24%, and kept older Windows from losing two-thirds of its random IOPS.https://blog.5glinux.com/posts/lvm-thin-suse-virtualization/Fri, 09 Oct 2026 00:00:00 +0000https://blog.5glinux.com/posts/lvm-thin-suse-virtualization/What a summer of work on SUSE Virtualization’s LVM CSI driver taught me: why a thin pool’s chunk size can cost you 98% of your IOPS, what changed upstream, the new VM storage settings in 1.9.1, and what encryption at rest costs.