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perf(net): constraint algorithm fill request with hashes (#8142)

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This commit is contained in:
Emilia Hane
2024-05-07 20:08:10 +02:00
committed by GitHub
parent 1188898dad
commit 7c4d37b270
1 changed files with 11 additions and 10 deletions
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21
crates/net/network/src/transactions/constants.rs
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@ -153,19 +153,20 @@ pub mod tx_fetcher {
/// search is budget constrained.
///
/// Default is a sixth of [`DEFAULT_MAX_COUNT_PENDING_FETCH`], which defaults to 12 800 hashes
/// (the breadth of the search), divided by [`DEFAULT_MAX_COUNT_FALLBACK_PEERS`], which
/// defaults to 3 peers (the depth of the search), so the 711 lru hashes in the pending hashes
/// cache.
/// (the ideal max number of hashes pending fetch), divided by
/// [`DEFAULT_MAX_COUNT_FALLBACK_PEERS`], which defaults to 3 peers (the depth of the search),
/// so a search breadth of 711 lru hashes in the pending hashes cache.
pub const DEFAULT_BUDGET_FIND_IDLE_FALLBACK_PEER: usize =
DEFAULT_MAX_COUNT_PENDING_FETCH / 6 / DEFAULT_MAX_COUNT_FALLBACK_PEERS as usize;
/// Default budget for finding hashes in the intersection of transactions announced by a peer
/// and in the cache of hashes pending fetch, when said search is budget constrained.
///
/// Default is a sixth of [`DEFAULT_MAX_COUNT_PENDING_FETCH`], which defaults to 12 800 hashes
/// (the breadth of the search), so 2133 lru hashes in the pending hashes cache.
/// Default is an eight of [`DEFAULT_MAX_COUNT_PENDING_FETCH`], which defaults to 12 800 hashes
/// (the ideal max number of hashes pending fetch), so a search breadth of 1 600 lru hashes in
/// the pending hashes cache.
pub const DEFAULT_BUDGET_FIND_INTERSECTION_ANNOUNCED_BY_PEER_AND_PENDING_FETCH: usize =
DEFAULT_MAX_COUNT_PENDING_FETCH / 6;
DEFAULT_MAX_COUNT_PENDING_FETCH / 8;
/* ====== SCALARS FOR USE ON FETCH PENDING HASHES ====== */
@ -209,8 +210,8 @@ pub mod tx_fetcher {
/// for the intersection of hashes announced by a peer and hashes pending fetch. The max
/// inflight requests is configured in [`TransactionFetcherInfo`].
///
/// Default is 2 requests.
pub const DEFAULT_DIVISOR_MAX_COUNT_INFLIGHT_REQUESTS_ON_FIND_INTERSECTION: usize = 2;
/// Default is 3 requests.
pub const DEFAULT_DIVISOR_MAX_COUNT_INFLIGHT_REQUESTS_ON_FIND_INTERSECTION: usize = 3;
// Default divisor to the max pending pool imports when calculating search breadth of the
/// search for any idle peer to which to send a request filled with hashes pending fetch.
@ -225,8 +226,8 @@ pub mod tx_fetcher {
/// The max pending pool imports is configured in
/// [`PendingPoolImportsInfo`](crate::transactions::PendingPoolImportsInfo).
///
/// Default is 3 requests.
pub const DEFAULT_DIVISOR_MAX_COUNT_PENDING_POOL_IMPORTS_ON_FIND_INTERSECTION: usize = 3;
/// Default is 4 requests.
pub const DEFAULT_DIVISOR_MAX_COUNT_PENDING_POOL_IMPORTS_ON_FIND_INTERSECTION: usize = 4;
/* ================== ROUGH MEASURES ================== */