Skip to main content

CollectiveBarrier

rumus_distributed::collective

Struct CollectiveBarrier 

Source 
pub struct CollectiveBarrier {
    pub world_size: usize,
    /* private fields */
}
Expand description

Cross-rank barrier for summing f32 vectors.

Shared by TP AllReduce, FSDP Reduce-Scatter, and PP gradient exchange.

Fields§

§world_size: usize

Implementations§

Source§

impl CollectiveBarrier

Source

pub fn new(world_size: usize) -> Self

Source

pub fn reduce(&self, local: Vec<f32>) -> Vec<f32>

Push local data, wait for all ranks, return the reduced (summed + averaged) result.

Auto Trait Implementations§

Blanket Implementations§

Source§

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

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

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

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

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

Source§

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

Mutably borrows from an owned value. Read more
Source§

impl<T> Downcast<T> for T

Source§

fn downcast(&self) -> &T

Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

impl<T, U> Into<U> for T
where U: From<T>,

Source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
Source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

Source§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
Source§

impl<T> Upcast<T> for T

Source§

fn upcast(&self) -> Option<&T>

Source§

impl<T> WasmNotSend for T
where T: Send,

Source§

impl<T> WasmNotSendSync for T
where T: WasmNotSend + WasmNotSync,

Source§

impl<T> WasmNotSync for T
where T: Sync,