News: 0001531937

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Xen 4.20 Hypervisor Released With AMD Zen 5 Support, More Performance Optimizations

([Virtualization] 114 Minutes Ago Xen 4.20)


The Xen Project announced the availability today of the Xen 4.20 virtualization hypervisor.

Xen 4.20 brings many notable improvements and performance optimizations. Some of the key takeaways for Xen 4.20 include:

- Security and performance enhancements within the core hypervisor code.

- Xen 4.20 brings support for AMD Zen 5 CPU cores across the Ryzen 9000, Ryzen AI 300, and EPYC 9005 series hardware. This Zen 5 support includes mitigation handling for the SRSO vulnerability.

- Xen 4.20 on Intel CPUs now supports the Paging-Write feature for more efficient monitoring of guest page table updates.

- Removed support for Intel Xeon Phi processors.

- Experimental support for the Armv8-R ISA.

- Xen 4.20 on RISC-V brings enhanced Device Tree mapping and memory management initialization.

- Xen 4.20 enables Undefined Behavior Sanitizer (UBSAN) support across x86/x86_64, ARM64, RISC-V, and PowerPC within the GitLab continuous integration (CI) testing.

More details on today's Xen 4.20 release via the [1]LinuxFoundation.org announcement .



[1] https://www.linuxfoundation.org/press/xen-project-announces-xen-420-release



mobadboy

No. Sell the card to a windows user buy a cheap taiwanese mass market ethernet and spend the rest on the faster CPU. I bet that is more cost effective for
DES performance..

- Alan Cox not recommending NICs with built-in crypto engines