QEMU 2.1.0发布啦，QEMU是一套由Fabrice Bellard所编写的模拟处理器的自由软件。它与Bochs，PearPC近似，但其具有某些后两者所不具备的特性，如高速度及跨平台的特性。经由kqemu这个开源的加速器，QEMU能模拟至接近真实电脑的速度。
此版本包含了180位作者的2200+次提交。
发行注解：http://wiki.qemu.org/ChangeLog/2.1
重要的改进：
* Support for memory hotplug on x86 guests
* Support for pinning memory on host NUMA nodes on x86 guests
* Basic hot-plug/hot-unplug support for x86 guests using Q35 machine-type
* Support for TCG-based system emulation on AArch64 (in addition
KVM-based virtualization)
* AArch64 SHA and Crypto instruction support.
* Support for VFIO-based device passthrough on pSeries/PowerKVM guests
* Migration support for virtio-ccw on s390x guests
* Improved IOMMU emulation for SPARC guests
* Full support for USB3 passthrough (including streams).
* Multi-seat support for GTK+ and SDL 2.0 UIs, and lots of bug fixes.
* Dedicated threading model for virtio-blk, virtio-blk dataplane, now supports
almost all features of the block layer including: image formats, POSIX AIO,
I/O throttling, statistics and error recovery
* Fixes migration from QEMU 1.7 when certain bridge/CPU combinations are in
use (see changelog for notes on migration incompatibilities between 2.0
and 2.1 for certain guest configuations), and new code/tools to detect
migration issues
* And lots more...
项目主页：http://wiki.qemu.org/Index.html
下载地址：http://wiki.qemu.org/Download
来自:开源中国社区
