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Geth-Modification
Commit 55b579e0 authored by Ryan Schneider's avatar Ryan Schneider Committed by Péter Szilágyi
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core: use a wrapped map to remove contention in `TxPool.Get`. (#16670) 

* core: use a wrapped `map` and `sync.RWMutex` for `TxPool.all` to remove contention in `TxPool.Get`.

* core: Remove redundant `txLookup.Find` and improve comments on txLookup methods.
parent be22ee8d
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Showing with 132 additions and 69 deletions
core/tx_list.go
View file @ 55b579e0
......@@ -397,13 +397,13 @@ func (h *priceHeap) Pop() interface{} {
// txPricedList is a price-sorted heap to allow operating on transactions pool
// contents in a price-incrementing way.
type txPricedList struct {
all *map[common.Hash]*types.Transaction // Pointer to the map of all transactions
items *priceHeap // Heap of prices of all the stored transactions
stales int // Number of stale price points to (re-heap trigger)
all *txLookup // Pointer to the map of all transactions
items *priceHeap // Heap of prices of all the stored transactions
stales int // Number of stale price points to (re-heap trigger)
}
// newTxPricedList creates a new price-sorted transaction heap.
func newTxPricedList(all *map[common.Hash]*types.Transaction) *txPricedList {
func newTxPricedList(all *txLookup) *txPricedList {
return &txPricedList{
all: all,
items: new(priceHeap),
......@@ -425,12 +425,13 @@ func (l *txPricedList) Removed() {
return
}
// Seems we've reached a critical number of stale transactions, reheap
reheap := make(priceHeap, 0, len(*l.all))
reheap := make(priceHeap, 0, l.all.Count())
l.stales, l.items = 0, &reheap
for _, tx := range *l.all {
l.all.Range(func(hash common.Hash, tx *types.Transaction) bool {
*l.items = append(*l.items, tx)
}
return true
})
heap.Init(l.items)
}
......@@ -443,7 +444,7 @@ func (l *txPricedList) Cap(threshold *big.Int, local *accountSet) types.Transact
for len(*l.items) > 0 {
// Discard stale transactions if found during cleanup
tx := heap.Pop(l.items).(*types.Transaction)
if _, ok := (*l.all)[tx.Hash()]; !ok {
if l.all.Get(tx.Hash()) == nil {
l.stales--
continue
}
......@@ -475,7 +476,7 @@ func (l *txPricedList) Underpriced(tx *types.Transaction, local *accountSet) boo
// Discard stale price points if found at the heap start
for len(*l.items) > 0 {
head := []*types.Transaction(*l.items)[0]
if _, ok := (*l.all)[head.Hash()]; !ok {
if l.all.Get(head.Hash()) == nil {
l.stales--
heap.Pop(l.items)
continue
......@@ -500,7 +501,7 @@ func (l *txPricedList) Discard(count int, local *accountSet) types.Transactions
for len(*l.items) > 0 && count > 0 {
// Discard stale transactions if found during cleanup
tx := heap.Pop(l.items).(*types.Transaction)
if _, ok := (*l.all)[tx.Hash()]; !ok {
if l.all.Get(tx.Hash()) == nil {
l.stales--
continue
}
......
core/tx_pool.go
View file @ 55b579e0
This diff is collapsed.
core/tx_pool_test.go
View file @ 55b579e0
......@@ -94,7 +94,7 @@ func validateTxPoolInternals(pool *TxPool) error {
// Ensure the total transaction set is consistent with pending + queued
pending, queued := pool.stats()
if total := len(pool.all); total != pending+queued {
if total := pool.all.Count(); total != pending+queued {
return fmt.Errorf("total transaction count %d != %d pending + %d queued", total, pending, queued)
}
if priced := pool.priced.items.Len() - pool.priced.stales; priced != pending+queued {
......@@ -401,8 +401,8 @@ func TestTransactionDoubleNonce(t *testing.T) {
t.Errorf("transaction mismatch: have %x, want %x", tx.Hash(), tx2.Hash())
}
// Ensure the total transaction count is correct
if len(pool.all) != 1 {
t.Error("expected 1 total transactions, got", len(pool.all))
if pool.all.Count() != 1 {
t.Error("expected 1 total transactions, got", pool.all.Count())
}
}
......@@ -424,8 +424,8 @@ func TestTransactionMissingNonce(t *testing.T) {
if pool.queue[addr].Len() != 1 {
t.Error("expected 1 queued transaction, got", pool.queue[addr].Len())
}
if len(pool.all) != 1 {
t.Error("expected 1 total transactions, got", len(pool.all))
if pool.all.Count() != 1 {
t.Error("expected 1 total transactions, got", pool.all.Count())
}
}
......@@ -488,8 +488,8 @@ func TestTransactionDropping(t *testing.T) {
if pool.queue[account].Len() != 3 {
t.Errorf("queued transaction mismatch: have %d, want %d", pool.queue[account].Len(), 3)
}
if len(pool.all) != 6 {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), 6)
if pool.all.Count() != 6 {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), 6)
}
pool.lockedReset(nil, nil)
if pool.pending[account].Len() != 3 {
......@@ -498,8 +498,8 @@ func TestTransactionDropping(t *testing.T) {
if pool.queue[account].Len() != 3 {
t.Errorf("queued transaction mismatch: have %d, want %d", pool.queue[account].Len(), 3)
}
if len(pool.all) != 6 {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), 6)
if pool.all.Count() != 6 {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), 6)
}
// Reduce the balance of the account, and check that invalidated transactions are dropped
pool.currentState.AddBalance(account, big.NewInt(-650))
......@@ -523,8 +523,8 @@ func TestTransactionDropping(t *testing.T) {
if _, ok := pool.queue[account].txs.items[tx12.Nonce()]; ok {
t.Errorf("out-of-fund queued transaction present: %v", tx11)
}
if len(pool.all) != 4 {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), 4)
if pool.all.Count() != 4 {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), 4)
}
// Reduce the block gas limit, check that invalidated transactions are dropped
pool.chain.(*testBlockChain).gasLimit = 100
......@@ -542,8 +542,8 @@ func TestTransactionDropping(t *testing.T) {
if _, ok := pool.queue[account].txs.items[tx11.Nonce()]; ok {
t.Errorf("over-gased queued transaction present: %v", tx11)
}
if len(pool.all) != 2 {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), 2)
if pool.all.Count() != 2 {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), 2)
}
}
......@@ -596,8 +596,8 @@ func TestTransactionPostponing(t *testing.T) {
if len(pool.queue) != 0 {
t.Errorf("queued accounts mismatch: have %d, want %d", len(pool.queue), 0)
}
if len(pool.all) != len(txs) {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), len(txs))
if pool.all.Count() != len(txs) {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), len(txs))
}
pool.lockedReset(nil, nil)
if pending := pool.pending[accs[0]].Len() + pool.pending[accs[1]].Len(); pending != len(txs) {
......@@ -606,8 +606,8 @@ func TestTransactionPostponing(t *testing.T) {
if len(pool.queue) != 0 {
t.Errorf("queued accounts mismatch: have %d, want %d", len(pool.queue), 0)
}
if len(pool.all) != len(txs) {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), len(txs))
if pool.all.Count() != len(txs) {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), len(txs))
}
// Reduce the balance of the account, and check that transactions are reorganised
for _, addr := range accs {
......@@ -656,8 +656,8 @@ func TestTransactionPostponing(t *testing.T) {
}
}
}
if len(pool.all) != len(txs)/2 {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), len(txs)/2)
if pool.all.Count() != len(txs)/2 {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), len(txs)/2)
}
}
......@@ -748,8 +748,8 @@ func TestTransactionQueueAccountLimiting(t *testing.T) {
}
}
}
if len(pool.all) != int(testTxPoolConfig.AccountQueue) {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), testTxPoolConfig.AccountQueue)
if pool.all.Count() != int(testTxPoolConfig.AccountQueue) {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), testTxPoolConfig.AccountQueue)
}
}
......@@ -942,8 +942,8 @@ func TestTransactionPendingLimiting(t *testing.T) {
t.Errorf("tx %d: queue size mismatch: have %d, want %d", i, pool.queue[account].Len(), 0)
}
}
if len(pool.all) != int(testTxPoolConfig.AccountQueue+5) {
t.Errorf("total transaction mismatch: have %d, want %d", len(pool.all), testTxPoolConfig.AccountQueue+5)
if pool.all.Count() != int(testTxPoolConfig.AccountQueue+5) {
t.Errorf("total transaction mismatch: have %d, want %d", pool.all.Count(), testTxPoolConfig.AccountQueue+5)
}
if err := validateEvents(events, int(testTxPoolConfig.AccountQueue+5)); err != nil {
t.Fatalf("event firing failed: %v", err)
......@@ -993,8 +993,8 @@ func testTransactionLimitingEquivalency(t *testing.T, origin uint64) {
if len(pool1.queue) != len(pool2.queue) {
t.Errorf("queued transaction count mismatch: one-by-one algo: %d, batch algo: %d", len(pool1.queue), len(pool2.queue))
}
if len(pool1.all) != len(pool2.all) {
t.Errorf("total transaction count mismatch: one-by-one algo %d, batch algo %d", len(pool1.all), len(pool2.all))
if pool1.all.Count() != pool2.all.Count() {
t.Errorf("total transaction count mismatch: one-by-one algo %d, batch algo %d", pool1.all.Count(), pool2.all.Count())
}
if err := validateTxPoolInternals(pool1); err != nil {
t.Errorf("pool 1 internal state corrupted: %v", err)
......
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