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core, trie: intermediate mempool between trie and database (#15857)

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This commit reduces database I/O by not writing every state trie to disk.
This commit is contained in:
Péter Szilágyi
2018-02-05 18:40:32 +02:00
committed by Felix Lange
parent 59336283c0
commit 55599ee95d
69 changed files with 1958 additions and 1164 deletions
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5
core/state/state_object.go
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@ -25,7 +25,6 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/trie"
)
var emptyCodeHash = crypto.Keccak256(nil)
@ -238,12 +237,12 @@ func (self *stateObject) updateRoot(db Database) {
// CommitTrie the storage trie of the object to dwb.
// This updates the trie root.
func (self *stateObject) CommitTrie(db Database, dbw trie.DatabaseWriter) error {
func (self *stateObject) CommitTrie(db Database) error {
self.updateTrie(db)
if self.dbErr != nil {
return self.dbErr
}
root, err := self.trie.CommitTo(dbw)
root, err := self.trie.Commit(nil)
if err == nil {
self.data.Root = root
}