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Fix quadratic iterations over transaction pool (#4736)

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* transaction pool changes

* service & network changes

* address review

* reduce future pool
This commit is contained in:
Nikolay Volf
2020-01-27 09:26:42 -08:00
committed by Gavin Wood
parent 76acc96f3a
commit ed3da9f903
12 changed files with 102 additions and 37 deletions
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substrate/client/transaction-pool/graph/src/pool.rs
+12 -7
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@@ -38,7 +38,7 @@ use sp_transaction_pool::{error, PoolStatus};
use crate::validated_pool::{ValidatedPool, ValidatedTransaction};
/// Modification notification event stream type;
pub type EventStream = mpsc::UnboundedReceiver<()>;
pub type EventStream<H> = mpsc::UnboundedReceiver<H>;
/// Extrinsic hash type for a pool.
pub type ExHash<A> = <A as ChainApi>::Hash;
@@ -105,11 +105,11 @@ impl Default for Options {
fn default() -> Self {
Options {
ready: base::Limit {
count: 512,
total_bytes: 10 * 1024 * 1024,
count: 8192,
total_bytes: 20 * 1024 * 1024,
},
future: base::Limit {
count: 128,
count: 512,
total_bytes: 1 * 1024 * 1024,
},
reject_future_transactions: false,
@@ -331,7 +331,7 @@ impl<B: ChainApi> Pool<B> {
///
/// Consumers of this stream should use the `ready` method to actually get the
/// pending transactions in the right order.
pub fn import_notification_stream(&self) -> EventStream {
pub fn import_notification_stream(&self) -> EventStream<ExHash<B>> {
self.validated_pool.import_notification_stream()
}
@@ -437,6 +437,11 @@ impl<B: ChainApi> Pool<B> {
(hash, validity)
}
/// Get ready transaction by hash, if it present in the pool.
pub fn ready_transaction(&self, hash: &ExHash<B>) -> Option<TransactionFor<B>> {
self.validated_pool.ready_by_hash(hash)
}
}
impl<B: ChainApi> Clone for Pool<B> {
@@ -638,8 +643,8 @@ mod tests {
// then
let mut it = futures::executor::block_on_stream(stream);
assert_eq!(it.next(), Some(()));
assert_eq!(it.next(), Some(()));
assert_eq!(it.next(), Some(32));
assert_eq!(it.next(), Some(33));
assert_eq!(it.next(), None);
}