OSv 0.56.0 (nickname Nightingale) just been just released

[Waldek Kozaczuk]

Hi,

I have just published another release of OSv -https://github.com/cloudius-systems/osv/releases/tag/v0.56.0. I am also enclosing the release notes down here. 

"This new release brings new modern version of musl (1.1.24), greatly improved support of aarch64 architecture and many improvements of Virtio-FS including DAX window support to speed-up read I/O.

Highlights

• Musl
  • Upgraded from 0.9.12 to 1.1.24
  • Added new Bionic unit tests
• AArch64
  • Added Cadence UART driver
  • Added support to compile kernel natively on aarch64 host
  • Added support to cross-compile kernel on x64 Ubuntu and CentOS 7
  • Added support to build modules
  • Implemented mmio serial console for Firecracker
  • Added floating-point support
  • Supports ROFS
  • Greatly improved debugging
  • Fixed debug build which involved implementing context switch logic in assembly
  • Got most unit tests to pass
  • Added support of static TLS (Thread Local Storage)
  • Implemented PL031 driver
  • Added support of Virtio-FS
  • Improved SMP support (#vCPUs >= 2)
  • Tested on QEMU in TCG mode (full emulation)
  • Tested on QEMU and Firecracker with KVM on real ARM hardware - Raspberry PI 4 and Odroid N2 Plus
  • Tested many new apps:
    • nginx
    • rust examples
    • java 11
    • graalvm
    • python
    • iperf
    • ffmpeg
    • node
    • REST cli app
    • lighttpd
• Virtio-FS
  • Boots application from virtio-fs
  • Implemented DAX
  • Implemented readdir
• Added support to build with GCC 10 and 11
• VFS
  • Added mkdirat
  • Added statx
  • Added minimal unlinkat
• Hypervisors
  • Boots on Intel's cloud-hypervisor - see this Wiki for details
• Apps/runtimes
  • Latest golang (1.15.x)
  • nginx from host

Acknowledgments

We want to thank all contributors to the project. But the special thanks go to:

• Nadav Har’El for contributing and reviewing many patches and providing guidance for many others
• Fotis Xenakis for further improving Virtio-FS support (most notably DAX window)
• Stewart Hildebrand for making OSv boot on LYNX Secure hypervisor and fixing many AAarch64-related bugs
• Waldemar Kozaczuk for contributing most patches"

Regards,

Waldek