報錯信息：
Starting emulator for AVD 'old_android'
emulator: WARNING: Classic qemu does not support SMP. The hw.cpu.ncore option from your config file is ignored.
emulator: ERROR: x86 emulation currently requires hardware acceleration!
Please ensure Intel HAXM is properly installed and usable.
CPU acceleration status: HAXM is not installed on this machine
原因是：
-
安裝HAXM軟件，官方下載地址： http://software.intel.com/zh-cn/articles/intel-hardware-accelerated-execution-manager/
驗證安裝狀態：命令行里輸入sc query intelhaxm 看到STATE的屬性是RUNNING即可
- BIOS需要配置CPU VT-x虛擬化技術。
聯想筆記本開啟VT-x虛擬化方法：http://www.cnblogs.com/samren/p/6117847.html
Dell筆記本開啟VT虛擬化方法（注意需要配置2處）：
Vertualization ----> Enable Intel
VT for Direct I/O
（本文完）