QEMU 5.2 Released For Improving The Linux Open-Source Virtualization Stack

Written by Michael Larabel in Virtualization on 9 December 2020 at 03:50 AM EST. 3 Comments
QEMU 5.2 was released on Tuesday as the latest feature release for this open-source processor emulator that plays an important role in the open-source Linux virtualization stack.

With QEMU 5.2 there are more than 3,200 changes but some of the release highlights include:

- A number of RISC-V support improvements including OpenSBI 0.8, support for migrating machines, and a number of other low-level enhancements.

- When paired with Linux 5.8 or later, there is a new KVM CPU feature to improve the handling of asynchronous page faults.

- QEMU 5.2 implements all mandatory features of the NVMe 1.3 specification.

- Support for the DTrace back-end on macOS.

- QEMU's build system is now partly based on Meson but not yet a complete transition.

The lengthy list of QEMU 5.2 changes in full can be found via QEMU.org.
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Michael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via MichaelLarabel.com.

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