Domain XML Format虚拟机配置的<maxMemory>和<memory>可以看这里。 linux memory-hotplug.txtLinux 中内存热插拔支持的信息,关于内存块 probe 的部分可以看第 4 小节的说明。 Operating system support for hot-add memory in Windows Server官方的 Windows 热插拔版本支持说明。 vSphere Memory Hot Add/CPU Hot Plu...
CPU Hotplug In the VM Options, edit the "Hotplug" Value and activate "CPU Hotplug". In the Hardware Section of your VM, specify the maximum number of Sockets/Cores. You can now use the "CPU Options" dialog to change the number of vCPUs, while the machine is running. ...
1768 mc->default_cpu_type = ARM_CPU_TYPE_NAME("cortex-a15"); 1769 mc->get_default_cpu_node_id = virt_get_default_cpu_node_id; 1770 assert(!mc->get_hotplug_handler); 1771 mc->get_hotplug_handler = virt_machine_get_hotplug_handler; 1772 hc->plug = virt_machine_device_plug_cb; 1...
vCPU hotplug 按如下方式启动 QEMU(请注意,“maxcpus”是必需的,以允许 vCPU 热插拔):$ qemu-system-x86_64 -display none -no-user-config -m 2048 \ -nodefaults -monitor stdio -machine pc,accel=kvm,usb=off \ -smp 1,maxcpus=2 -cpu IvyBridge-IBRS \ -qmp unix:/tmp/qmp-sock,server=on,wait...
Device Drivers -> Generic Driver Options -> Support for uevent helper (/sbin/hotplug) path to uevent helper 添加initramfs的支持: General setup ---> [*]Initial RAM filesystem and RAM disk(initramfs/initrd) support(_install_arm64) Initramfs souce file(s) 内核页分别配置为 Kernel Features ---...
CPUID.1:ECX.VMX[bit 5]=1表示CPU支持VMX。 检测CPU支持的VMX能力,通过读取与VMX能力相关的MSR寄存器完成; IA32_VMX_BASIC寄存器:基本VMX能力信息; IA32_VMX_PINBASED_CTLS和IA_32_VMX_PROCBASED_CTLS寄存器:表示VMCS区域中VM-execution相关域能够设置值。
e.g. during CPU hotplug, to ensure all online CPUs are* compatible, i.e. KVM should never perform a compatibility check on* an offline CPU.*/WARN_ON(!cpu_online(cpu));if(__cr4_reserved_bits(cpu_has,c)!=__cr4_reserved_bits(cpu_has,&boot_cpu_data))return-EIO;returnstatic_call(...
添加hotplug支持: Device Drivers -> Generic Driver Options -> Support for uevent helper (/sbin/hotplug) path to uevent helper 添加initramfs的支持: General setup ---> [*]Initial RAM filesystem and RAM disk(initramfs/initrd) support(_install_arm64) Initramfs souce file(s) ...
qemu memory-hotplug.txtQEMU 关于 memory hot-plug 的说明。 Domain XML Format虚拟机配置的 <maxMemory>和 <memory>可以看这里。 linux memory-hotplug.txtLinux 中内存热插拔支持的信息,关于内存块 probe 的部分可以看第 4 小节的说明。 Operating system support for hot-add memory in Windows Server官方的 Wi...
HotplugHandler *(*get_hotplug_handler)(MachineState *machine, DeviceState *dev); unsigned (*cpu_index_to_socket_id)(unsigned cpu_index); CPUArchIdList *(*possible_cpu_arch_ids)(MachineState *machine); }; 在qemu源码vl.c中,做完参数解析之后调用select_machine()获取默认的主板。 1 2 3 4 5...