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ExpertParallelismConfig

trustformers_training::expert_parallelism

Struct ExpertParallelismConfig 

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pub struct ExpertParallelismConfig {
    pub num_experts: usize,
    pub experts_per_device: usize,
    pub expert_parallel_size: usize,
    pub top_k: usize,
    pub load_balancing: LoadBalancingStrategy,
    pub routing_strategy: ExpertRoutingStrategy,
    pub capacity_factor: f32,
    pub drop_tokens: bool,
    pub use_auxiliary_loss: bool,
    pub auxiliary_loss_weight: f32,
    pub communication_pattern: ExpertCommunicationPattern,
}
Expand description

Expert Parallelism Configuration for Mixture of Experts (MoE) models

Expert parallelism distributes experts across different devices/processes, enabling scaling of MoE models with efficient expert routing and load balancing.

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§num_experts: usize

Number of experts in the MoE layer

§experts_per_device: usize

Number of experts per device/process

§expert_parallel_size: usize

Number of devices/processes for expert parallelism

§top_k: usize

Top-k routing for expert selection

§load_balancing: LoadBalancingStrategy

Load balancing strategy

§routing_strategy: ExpertRoutingStrategy

Expert routing strategy

§capacity_factor: f32

Whether to use expert capacity limiting

§drop_tokens: bool

Drop tokens when capacity is exceeded

§use_auxiliary_loss: bool

Use auxiliary load balancing loss

§auxiliary_loss_weight: f32

Auxiliary loss weight

§communication_pattern: ExpertCommunicationPattern

Expert communication pattern

Trait Implementations§

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impl Clone for ExpertParallelismConfig

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fn clone(&self) -> ExpertParallelismConfig

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

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

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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 ExpertParallelismConfig

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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 ExpertParallelismConfig

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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 Serialize for ExpertParallelismConfig

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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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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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where T: Serialize + for<'de> Deserialize<'de>,

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fn to_json(&self) -> Result<String, TrustformersError>

Serialize to JSON string
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