Struct GpuIndexBuilderConfig 

pub struct GpuIndexBuilderConfig {
    pub m: usize,
    pub ef_construction: usize,
    pub num_layers: usize,
    pub gpu_device_id: i32,
    pub batch_size: usize,
    pub mixed_precision: bool,
    pub tensor_cores: bool,
    pub num_streams: usize,
    pub gpu_memory_budget_mb: usize,
    pub async_transfers: bool,
    pub distance_metric: GpuDistanceMetric,
}

Configuration for GPU-accelerated HNSW index building

Fields

m: usize

Target HNSW M parameter (max neighbors per layer)

ef_construction: usize

HNSW ef_construction parameter

num_layers: usize

Number of layers in HNSW hierarchy

gpu_device_id: i32

GPU device to use for computation

batch_size: usize

Batch size for GPU distance computation

mixed_precision: bool

Enable mixed-precision (FP16) for distance computation

tensor_cores: bool

Enable tensor core acceleration

num_streams: usize

Number of CUDA streams for pipelining

gpu_memory_budget_mb: usize

Maximum vectors to hold in GPU memory at once

async_transfers: bool

Enable asynchronous memory transfers

distance_metric: GpuDistanceMetric

Distance metric kernel to use

Trait Implementations

impl Clone for GpuIndexBuilderConfig

fn clone(&self) -> GpuIndexBuilderConfig

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for GpuIndexBuilderConfig

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

Formats the value using the given formatter.

impl Default for GpuIndexBuilderConfig

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for GpuIndexBuilderConfig

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for GpuIndexBuilderConfig

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

where __S: Serializer,

Serialize this value into the given Serde serializer.