Changes and New Features

Key Features in Version 4.5.0

Introduced machine-learning-based optimization tool to optimize application performance based on user hardware and setup, environment, and benchmarks
Introduced a "two-step hotplug" mechanism, which allows users more flexibility with PCIe hotplug functions management
Introduced support for the optional virtio-blk IO opcode DISCARD
Improved application restart downtime (when working with virtio-blk protocol)
Introduced support for read-only device to virtio-blk protocol
Improved the overall duration of the virtio-blk live migration procedure (added support for parallel command executions to allow migration of multiple VFs at once)
Improved SR-IOV dynamic MSIX experience and made the dynamic MSIX the default option
Added support for additional Arm OS versions (openEuler 22.03)
Performance improvements and optimizations
Bug fixes