High CPU usage with Android emulator (qemu-system-i386.exe)

Question

The emulator qemu-system-i386.exe cpu usage almost constantly running between 7~9

Android studio 2.1 Android SDK Tools: 25.1.3 Host Operating System: Windows 7 - i7

Answer 1

In my case it was Airplane mode, when turned ON the CPU usage jumps to 99%:

The issue was noticed on Android 10.0 x86.