Struct NumaTopology

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pub struct NumaTopology {
    pub num_nodes: usize,
    pub cpus_per_node: Vec<Vec<usize>>,
    pub memory_per_node: Vec<usize>,
    pub distances: Vec<Vec<u32>>,
}

Expand description

NUMA topology information.

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§num_nodes: usize

Number of NUMA nodes.

§cpus_per_node: Vec<Vec<usize>>

CPUs per node.

§memory_per_node: Vec<usize>

Memory per node in bytes.

§distances: Vec<Vec<u32>>

Distance matrix (node × node).

Implementations§

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impl NumaTopology

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pub fn detect() -> Self

Detect NUMA topology from the system.

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pub fn single_node() -> Self

Create single-node topology (fallback).

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pub fn local_cpus(&self, node: NumaNode) -> &[usize]

Get local CPUs for a NUMA node.

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pub fn distance(&self, from: NumaNode, to: NumaNode) -> u32

Get distance between two nodes.

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pub fn nearest_nodes(&self, node: NumaNode) -> Vec<NumaNode> ⓘ

Find nearest nodes to a given node.

Trait Implementations§

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impl Clone for NumaTopology

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fn clone(&self) -> NumaTopology

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl Debug for NumaTopology

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl UnwindSafe for NumaTopology

Blanket Implementations§

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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

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impl<T> Any for T
where T: 'static + ?Sized,

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

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fn borrow_mut(&mut self) -> &mut T

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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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fn instrument(self, span: Span) -> Instrumented<Self>

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Calls U::from(self).

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Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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