hotplugcpu

TheCPUhotplugfunctionchangesthenumberofusedprocessorsdynamically,dependingonthecurrentoverallutilizationandload.Thepresentationcoversthe ...,CPUhotplugusesatrivialstatemachinewithalinearstatespacefromCPUHP_OFFLINEtoCPUHP_ONLINE.Eachstatehasastartupandateardowncallback.Whena ...,TheactualeffectofhotpluggingaCPUoutofthesystemwilldependonyourparticularhardwareanddrivers;somesystemsmaysimplyplacet...

參考資訊如下
CPU hotplug

The CPU hotplug function changes the number of used processors dynamically, depending on the current overall utilization and load. The presentation covers the ...

CPU hotplug in the Kernel

CPU hotplug uses a trivial state machine with a linear state space from CPUHP_OFFLINE to CPUHP_ONLINE. Each state has a startup and a teardown callback. When a ...

cpuidle (hotplug) - Wiki

The actual effect of hotplugging a CPU out of the system will depend on your particular hardware and drivers; some systems may simply place the offlined CPUs ...

Documentationcpu-hotplug.txt

CONFIG_HOTPLUG_CPU enables logical online/offline capability in the kernel. To support physical addition/removal, one would need some BIOS hooks and.

Hotplug (qemu disk,nic,cpu,memory)

2024年5月22日 — CPU and Memory Hotplug. You need a recent kernel (> 3.10) and a udev rules file, to auto-enable CPU or memory hotplugging.

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Linux 内核| CPU 热插拔（Hotplug）

2023年1月4日 — CPU 热插拔[63] 是Linux 中一种广泛使用于支持处理器集缩放的机制。它们被设计用于两种用途：移除出现故障的CPU 或动态增加CPU 计算资源和动态更改虚拟 ...

【原创】Linux cpu hotplug

2019年8月22日 — Linux CPU热插拔，支持在系统启动后，关闭任意一个 secondary cpu （在ARM架构中，CPU0为 boot cpu ，不能被关闭），并在需要时重新打开它。