再到KVM 虚拟化平台上查看一下 vnet0 是否生成: [root@createOS ~]#ifconfigbr0Linkencap:EthernetHWaddr00:0C:29:3E:63:26inetaddr:172.16.31.7Bcast:172.16.255.255Mask:255.255.0.0inet6addr:fe80::20c:29ff:fe3e:6326/64Scope:LinkUPBROADCASTRUNNINGMULTICASTMTU:1500Metric:1RXpackets:380906errors:0droppe...
kvm_vcpu_thread_fn //线程入口 kvm_init_vcpu kvm_arch_pre_create_vcpu //创建TDX vcpu前特有的准备工作 tdx_pre_create_vcpu tdx_vm_ioctl(KVM_TDX_INIT_VM) //重要.kernel操作包括 TDH_MNG_CREATE TDH_MNG_KEY_CONFIG TDH_MNG_ADDCX TDH_MNG_INIT kvm_get_vcpu 从stop的vcpu缓存链表中取vcpu //...
1、QEMU创建虚拟机发起:kvm_ioctl(s, KVM_CREATE_VM, type); KVM中kvm_dev_ioctl判断参数-》kvm_dev_ioctl_create_vm-》kvm_create_vm该函数中创建并初始化了对应qemu模拟的内存条模型kvm->memslots【kvm结构体】 2、QEMU创建vcpu发起:kvm_vm_ioctl(s, KVM_CREATE_VCPU, (void *)kvm_arch_vcpu_id(cpu...
使用qemu-kvm创建windows虚拟机: qemu-img create-fqcow2-osize=20G /images/kvm/winxp.img qemu-img info /images/kvm/winxp.img qemu-kvm-namewinxp-smp2,socket=1,cores=2,threads=1-m512-drivefile=/images/kvm/winxp.img,if=ide,media=disk,cache=writeback,format=qcow2-drivefile=/opt/DBX_GHOST...
qemu-img create -f qcow2 -o size=10G,preallocation=metadata /images/Centos7.qcow2#创建磁盘镜像 qemu-kvm -name 'centos7' -cpu host -smp 1 -m 1024m -drive file=/images/Centos7.qcow2 -cdrom /mnt/iso/CentOS-7-x86_64-DVD-1804.iso -daemonize ...
(kvm_fd > 0); /* create VM */ vm_fd = ioctl(kvm_fd, KVM_CREATE_VM, 0); assert(vm_fd >= 0); /* create VCPU */ vcpu_fd = ioctl(vm_fd, KVM_CREATE_VCPU, 0); assert(vcpu_fd >= 0); /* open tiny_kernel binary file */ tiny_kernel_fd = open(TINY_KERNEL_FILE, O_...
qemu-img create -f qcow2 ubuntu_base.img 20G 安装系统 kvm -m 1024 -drive file=ubuntu_base.img,if=virtio -cdrom /root/ubuntu-14.04.3-server-amd64.iso --nographic -vnc :0 windows安装virtio驱动 kvm -m -1024 -drive file=windows.img,if=virtio \ ...
KVM_CREATE_VM创建一台虚拟机; KVM_CHECK_EXTENSION检查KVM是否支持一些通用扩展; KVM_GET_VCPU_MMAP_SIZE返回VCPU中QEMU和KVM共享内存的大小。 2.4 — 总结 这就是kvm_init的主要工作。可以看到,KVM模块的初始化过程主要是对硬件进行检查,分配一些常用结构的缓存,创建一个/dev/kvm设备...
[root@node1 ~]# qemu-img create -f qcow2 /kvm/images/test.img 5G Formatting '/kvm/images/test.img', fmt=qcow2 size=5368709120 encryption=off cluster_size=65536 lazy_refcounts=off [root@node1 ~]# ll /kvm/images/ 总用量 1560908 ...
/usr/local/kvm/bin/qemu-img create -f qcow2 winxp.img 10G 创建虚拟机: 代码: sudo /usr/local/kvm/bin/qemu-system-x86_64 -m 512 -drive file=/home/lm/kvm/winxp.img,cache=writeback -localtime -net nic,vlan=0,macaddr=52-54-00-12-34-01 -net tap,vlan=0,ifname=tap0,script=no ...