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hotfix: avoid non-prefilled block use when using prefix caching #2489

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Merged
merged 1 commit into from
Sep 5, 2024
Merged

hotfix: avoid non-prefilled block use when using prefix caching #2489

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7 changes: 5 additions & 2 deletions backends/v3/src/backend.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -122,7 +122,7 @@ impl Backend for BackendV3 {
#[allow(clippy::too_many_arguments)]
pub(crate) async fn batching_task(
mut client: ShardedClient,
waiting_served_ratio: f32,
_waiting_served_ratio: f32,
max_batch_prefill_tokens: u32,
max_batch_total_tokens: u32,
max_waiting_tokens: usize,
Expand Down Expand Up @@ -168,7 +168,10 @@ pub(crate) async fn batching_task(
None
} else {
// Minimum batch size
Some((batch_size as f32 * waiting_served_ratio).floor() as usize)
// TODO: temporarily disable to avoid incorrect deallocation +
// reallocation when using prefix caching.
// Some((batch_size as f32 * waiting_served_ratio).floor() as usize)
None
};

let token_budget = max_batch_total_tokens.saturating_sub(batch_max_tokens);
Expand Down