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perf: use num_threads for prewarm concurrency (#21826)

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DaniPopes
2026-02-04 21:09:04 +01:00
committed by GitHub
parent e06b0452e1
commit 9a026ec1cf
1 changed files with 12 additions and 3 deletions
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15
crates/engine/primitives/src/config.rs
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@@ -44,8 +44,17 @@ pub const DEFAULT_MULTIPROOF_TASK_CHUNK_SIZE_V2: usize = DEFAULT_MULTIPROOF_TASK
/// This will be deducted from the thread count of main reth global threadpool.
pub const DEFAULT_RESERVED_CPU_CORES: usize = 1;
/// Default maximum concurrency for prewarm task.
pub const DEFAULT_PREWARM_MAX_CONCURRENCY: usize = 16;
/// Returns the default maximum concurrency for prewarm task based on available parallelism.
fn default_prewarm_max_concurrency() -> usize {
#[cfg(feature = "std")]
{
std::thread::available_parallelism().map_or(16, |n| n.get())
}
#[cfg(not(feature = "std"))]
{
16
}
}
/// Default depth for sparse trie pruning.
///
@@ -192,7 +201,7 @@ impl Default for TreeConfig {
precompile_cache_disabled: false,
state_root_fallback: false,
always_process_payload_attributes_on_canonical_head: false,
prewarm_max_concurrency: DEFAULT_PREWARM_MAX_CONCURRENCY,
prewarm_max_concurrency: default_prewarm_max_concurrency(),
allow_unwind_canonical_header: false,
storage_worker_count: default_storage_worker_count(),
account_worker_count: default_account_worker_count(),