MachineConfig

vmm::vmm_config::machine_config

Struct MachineConfig 

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pub struct MachineConfig {
    pub vcpu_count: u8,
    pub mem_size_mib: usize,
    pub smt: bool,
    pub cpu_template: Option<CpuTemplateType>,
    pub track_dirty_pages: bool,
    pub huge_pages: HugePageConfig,
    pub enable_nested_virt: bool,
}
Expand description

Struct used in PUT /machine-config API call.

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§vcpu_count: u8

Number of vcpu to start.

§mem_size_mib: usize

The memory size in MiB.

§smt: bool

Enables or disabled SMT.

§cpu_template: Option<CpuTemplateType>

A CPU template that it is used to filter the CPU features exposed to the guest.

§track_dirty_pages: bool

Enables or disables dirty page tracking. Enabling allows incremental snapshots.

§huge_pages: HugePageConfig

Configures what page size Firecracker should use to back guest memory.

§enable_nested_virt: bool

Enables nested virtualization features when supported by the host.

Implementations§

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impl MachineConfig

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pub fn set_custom_cpu_template(&mut self, cpu_template: CustomCpuTemplate)

Sets cpu tempalte field to CpuTemplateType::Custom(cpu_template).

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pub fn update( &self, update: &MachineConfigUpdate, ) -> Result<MachineConfig, MachineConfigError>

Updates MachineConfig with MachineConfigUpdate. Mapping for cpu template update: StaticCpuTemplate::None -> None StaticCpuTemplate::Other -> Some(CustomCpuTemplate::Static(Other)), Returns the updated MachineConfig object.

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impl Clone for MachineConfig

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fn clone(&self) -> MachineConfig

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for MachineConfig

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for MachineConfig

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for MachineConfig

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl From<MachineConfig> for MachineConfigUpdate

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fn from(cfg: MachineConfig) -> Self

Converts to this type from the input type.
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impl From<MockVmConfig> for MachineConfig

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fn from(src: MockVmConfig) -> MachineConfig

Converts to this type from the input type.
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impl PartialEq for MachineConfig

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fn eq(&self, other: &MachineConfig) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for MachineConfig

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Eq for MachineConfig

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impl StructuralPartialEq for MachineConfig

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