由于KVM虚拟机是常规进程，可以使用标准内存转换技术。
Because KVM virtual machines are regular processes, the standard memory conservation techniques apply.
进程的执行由底层虚拟机调度。
Process execution is scheduled by the underlying virtual machine.
如果跟文件有关的一个进程挂起了，那么这就会使虚拟机不能对该文件加锁。
If a process is hanging around that is holding onto the file, it will prevent the virtual machine from being able to get the lock on the file.
应用推荐