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core, light, tests, trie: add state metrics (#23433)

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This commit is contained in:
gary rong 2021-08-25 03:00:42 +08:00 committed by GitHub
parent a789dcc978
commit a5a5237178
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GPG Key ID: 4AEE18F83AFDEB23
15 changed files with 131 additions and 75 deletions
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2
core/state/database.go
View File

@ -86,7 +86,7 @@ type Trie interface {
// Commit writes all nodes to the trie's memory database, tracking the internal
// and external (for account tries) references.
Commit(onleaf trie.LeafCallback) (common.Hash, error)
Commit(onleaf trie.LeafCallback) (common.Hash, int, error)
// NodeIterator returns an iterator that returns nodes of the trie. Iteration
// starts at the key after the given start key.

28
core/state/metrics.go Normal file
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@ -0,0 +1,28 @@
// Copyright 2021 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package state
import "github.com/ethereum/go-ethereum/metrics"
var (
accountUpdatedMeter = metrics.NewRegisteredMeter("state/update/account", nil)
storageUpdatedMeter = metrics.NewRegisteredMeter("state/update/storage", nil)
accountDeletedMeter = metrics.NewRegisteredMeter("state/delete/account", nil)
storageDeletedMeter = metrics.NewRegisteredMeter("state/delete/storage", nil)
accountCommittedMeter = metrics.NewRegisteredMeter("state/commit/account", nil)
storageCommittedMeter = metrics.NewRegisteredMeter("state/commit/storage", nil)
)

2
core/state/snapshot/generate.go
View File

@ -436,7 +436,7 @@ func (dl *diskLayer) generateRange(root common.Hash, prefix []byte, kind string,
for i, key := range result.keys {
snapTrie.Update(key, result.vals[i])
}
root, _ := snapTrie.Commit(nil)
root, _, _ := snapTrie.Commit(nil)
snapTrieDb.Commit(root, false, nil)
}
tr := result.tr

16
core/state/snapshot/generate_test.go
View File

@ -60,7 +60,7 @@ func TestGeneration(t *testing.T) {
acc = &Account{Balance: big.NewInt(3), Root: stTrie.Hash().Bytes(), CodeHash: emptyCode.Bytes()}
val, _ = rlp.EncodeToBytes(acc)
accTrie.Update([]byte("acc-3"), val) // 0x50815097425d000edfc8b3a4a13e175fc2bdcfee8bdfbf2d1ff61041d3c235b2
root, _ := accTrie.Commit(nil) // Root: 0xe3712f1a226f3782caca78ca770ccc19ee000552813a9f59d479f8611db9b1fd
root, _, _ := accTrie.Commit(nil) // Root: 0xe3712f1a226f3782caca78ca770ccc19ee000552813a9f59d479f8611db9b1fd
triedb.Commit(root, false, nil)
if have, want := root, common.HexToHash("0xe3712f1a226f3782caca78ca770ccc19ee000552813a9f59d479f8611db9b1fd"); have != want {
@ -128,7 +128,7 @@ func TestGenerateExistentState(t *testing.T) {
rawdb.WriteStorageSnapshot(diskdb, hashData([]byte("acc-3")), hashData([]byte("key-2")), []byte("val-2"))
rawdb.WriteStorageSnapshot(diskdb, hashData([]byte("acc-3")), hashData([]byte("key-3")), []byte("val-3"))
root, _ := accTrie.Commit(nil) // Root: 0xe3712f1a226f3782caca78ca770ccc19ee000552813a9f59d479f8611db9b1fd
root, _, _ := accTrie.Commit(nil) // Root: 0xe3712f1a226f3782caca78ca770ccc19ee000552813a9f59d479f8611db9b1fd
triedb.Commit(root, false, nil)
snap := generateSnapshot(diskdb, triedb, 16, root)
@ -215,12 +215,12 @@ func (t *testHelper) makeStorageTrie(keys []string, vals []string) []byte {
for i, k := range keys {
stTrie.Update([]byte(k), []byte(vals[i]))
}
root, _ := stTrie.Commit(nil)
root, _, _ := stTrie.Commit(nil)
return root.Bytes()
}
func (t *testHelper) Generate() (common.Hash, *diskLayer) {
root, _ := t.accTrie.Commit(nil)
root, _, _ := t.accTrie.Commit(nil)
t.triedb.Commit(root, false, nil)
snap := generateSnapshot(t.diskdb, t.triedb, 16, root)
return root, snap
@ -575,7 +575,7 @@ func TestGenerateWithExtraAccounts(t *testing.T) {
rawdb.WriteStorageSnapshot(diskdb, key, hashData([]byte("b-key-2")), []byte("b-val-2"))
rawdb.WriteStorageSnapshot(diskdb, key, hashData([]byte("b-key-3")), []byte("b-val-3"))
}
root, _ := accTrie.Commit(nil)
root, _, _ := accTrie.Commit(nil)
t.Logf("root: %x", root)
triedb.Commit(root, false, nil)
// To verify the test: If we now inspect the snap db, there should exist extraneous storage items
@ -637,7 +637,7 @@ func TestGenerateWithManyExtraAccounts(t *testing.T) {
rawdb.WriteAccountSnapshot(diskdb, key, val)
}
}
root, _ := accTrie.Commit(nil)
root, _, _ := accTrie.Commit(nil)
t.Logf("root: %x", root)
triedb.Commit(root, false, nil)
@ -690,7 +690,7 @@ func TestGenerateWithExtraBeforeAndAfter(t *testing.T) {
rawdb.WriteAccountSnapshot(diskdb, common.HexToHash("0x07"), val)
}
root, _ := accTrie.Commit(nil)
root, _, _ := accTrie.Commit(nil)
t.Logf("root: %x", root)
triedb.Commit(root, false, nil)
@ -734,7 +734,7 @@ func TestGenerateWithMalformedSnapdata(t *testing.T) {
rawdb.WriteAccountSnapshot(diskdb, common.HexToHash("0x05"), junk)
}
root, _ := accTrie.Commit(nil)
root, _, _ := accTrie.Commit(nil)
t.Logf("root: %x", root)
triedb.Commit(root, false, nil)

14
core/state/state_object.go
View File

@ -354,10 +354,12 @@ func (s *stateObject) updateTrie(db Database) Trie {
var v []byte
if (value == common.Hash{}) {
s.setError(tr.TryDelete(key[:]))
s.db.StorageDeleted += 1
} else {
// Encoding []byte cannot fail, ok to ignore the error.
v, _ = rlp.EncodeToBytes(common.TrimLeftZeroes(value[:]))
s.setError(tr.TryUpdate(key[:], v))
s.db.StorageUpdated += 1
}
// If state snapshotting is active, cache the data til commit
if s.db.snap != nil {
@ -368,7 +370,7 @@ func (s *stateObject) updateTrie(db Database) Trie {
s.db.snapStorage[s.addrHash] = storage
}
}
storage[crypto.HashData(hasher, key[:])] = v // v will be nil if value is 0x00
storage[crypto.HashData(hasher, key[:])] = v // v will be nil if it's deleted
}
usedStorage = append(usedStorage, common.CopyBytes(key[:])) // Copy needed for closure
}
@ -396,23 +398,23 @@ func (s *stateObject) updateRoot(db Database) {
// CommitTrie the storage trie of the object to db.
// This updates the trie root.
func (s *stateObject) CommitTrie(db Database) error {
func (s *stateObject) CommitTrie(db Database) (int, error) {
// If nothing changed, don't bother with hashing anything
if s.updateTrie(db) == nil {
return nil
return 0, nil
}
if s.dbErr != nil {
return s.dbErr
return 0, s.dbErr
}
// Track the amount of time wasted on committing the storage trie
if metrics.EnabledExpensive {
defer func(start time.Time) { s.db.StorageCommits += time.Since(start) }(time.Now())
}
root, err := s.trie.Commit(nil)
root, committed, err := s.trie.Commit(nil)
if err == nil {
s.data.Root = root
}
return err
return committed, err
}
// AddBalance adds amount to s's balance.

26
core/state/statedb.go
View File

@ -117,6 +117,11 @@ type StateDB struct {
SnapshotAccountReads time.Duration
SnapshotStorageReads time.Duration
SnapshotCommits time.Duration
AccountUpdated int
StorageUpdated int
AccountDeleted int
StorageDeleted int
}
// New creates a new state from a given trie.
@ -860,8 +865,10 @@ func (s *StateDB) IntermediateRoot(deleteEmptyObjects bool) common.Hash {
for addr := range s.stateObjectsPending {
if obj := s.stateObjects[addr]; obj.deleted {
s.deleteStateObject(obj)
s.AccountDeleted += 1
} else {
s.updateStateObject(obj)
s.AccountUpdated += 1
}
usedAddrs = append(usedAddrs, common.CopyBytes(addr[:])) // Copy needed for closure
}
@ -903,6 +910,7 @@ func (s *StateDB) Commit(deleteEmptyObjects bool) (common.Hash, error) {
s.IntermediateRoot(deleteEmptyObjects)
// Commit objects to the trie, measuring the elapsed time
var storageCommitted int
codeWriter := s.db.TrieDB().DiskDB().NewBatch()
for addr := range s.stateObjectsDirty {
if obj := s.stateObjects[addr]; !obj.deleted {
@ -912,9 +920,11 @@ func (s *StateDB) Commit(deleteEmptyObjects bool) (common.Hash, error) {
obj.dirtyCode = false
}
// Write any storage changes in the state object to its storage trie
if err := obj.CommitTrie(s.db); err != nil {
committed, err := obj.CommitTrie(s.db)
if err != nil {
return common.Hash{}, err
}
storageCommitted += committed
}
}
if len(s.stateObjectsDirty) > 0 {
@ -933,7 +943,7 @@ func (s *StateDB) Commit(deleteEmptyObjects bool) (common.Hash, error) {
// The onleaf func is called _serially_, so we can reuse the same account
// for unmarshalling every time.
var account Account
root, err := s.trie.Commit(func(_ [][]byte, _ []byte, leaf []byte, parent common.Hash) error {
root, accountCommitted, err := s.trie.Commit(func(_ [][]byte, _ []byte, leaf []byte, parent common.Hash) error {
if err := rlp.DecodeBytes(leaf, &account); err != nil {
return nil
}
@ -942,8 +952,20 @@ func (s *StateDB) Commit(deleteEmptyObjects bool) (common.Hash, error) {
}
return nil
})
if err != nil {
return common.Hash{}, err
}
if metrics.EnabledExpensive {
s.AccountCommits += time.Since(start)
accountUpdatedMeter.Mark(int64(s.AccountUpdated))
storageUpdatedMeter.Mark(int64(s.StorageUpdated))
accountDeletedMeter.Mark(int64(s.AccountDeleted))
storageDeletedMeter.Mark(int64(s.StorageDeleted))
accountCommittedMeter.Mark(int64(accountCommitted))
storageCommittedMeter.Mark(int64(storageCommitted))
s.AccountUpdated, s.AccountDeleted = 0, 0
s.StorageUpdated, s.StorageDeleted = 0, 0
}
// If snapshotting is enabled, update the snapshot tree with this new version
if s.snap != nil {

4
light/postprocess.go
View File

@ -217,7 +217,7 @@ func (c *ChtIndexerBackend) Process(ctx context.Context, header *types.Header) e
// Commit implements core.ChainIndexerBackend
func (c *ChtIndexerBackend) Commit() error {
root, err := c.trie.Commit(nil)
root, _, err := c.trie.Commit(nil)
if err != nil {
return err
}
@ -454,7 +454,7 @@ func (b *BloomTrieIndexerBackend) Commit() error {
b.trie.Delete(encKey[:])
}
}
root, err := b.trie.Commit(nil)
root, _, err := b.trie.Commit(nil)
if err != nil {
return err
}

4
light/trie.go
View File

@ -125,9 +125,9 @@ func (t *odrTrie) TryDelete(key []byte) error {
})
}
func (t *odrTrie) Commit(onleaf trie.LeafCallback) (common.Hash, error) {
func (t *odrTrie) Commit(onleaf trie.LeafCallback) (common.Hash, int, error) {
if t.trie == nil {
return t.id.Root, nil
return t.id.Root, 0, nil
}
return t.trie.Commit(onleaf)
}

2
tests/fuzzers/stacktrie/trie_fuzzer.go
View File

@ -173,7 +173,7 @@ func (f *fuzzer) fuzz() int {
return 0
}
// Flush trie -> database
rootA, err := trieA.Commit(nil)
rootA, _, err := trieA.Commit(nil)
if err != nil {
panic(err)
}

4
tests/fuzzers/trie/trie-fuzzer.go
View File

@ -162,11 +162,11 @@ func runRandTest(rt randTest) error {
rt[i].err = fmt.Errorf("mismatch for key 0x%x, got 0x%x want 0x%x", step.key, v, want)
}
case opCommit:
_, rt[i].err = tr.Commit(nil)
_, _, rt[i].err = tr.Commit(nil)
case opHash:
tr.Hash()
case opReset:
hash, err := tr.Commit(nil)
hash, _, err := tr.Commit(nil)
if err != nil {
return err
}

63
trie/committer.go
View File

@ -72,24 +72,24 @@ func returnCommitterToPool(h *committer) {
committerPool.Put(h)
}
// commit collapses a node down into a hash node and inserts it into the database
func (c *committer) Commit(n node, db *Database) (hashNode, error) {
// Commit collapses a node down into a hash node and inserts it into the database
func (c *committer) Commit(n node, db *Database) (hashNode, int, error) {
if db == nil {
return nil, errors.New("no db provided")
return nil, 0, errors.New("no db provided")
}
h, err := c.commit(n, db)
h, committed, err := c.commit(n, db)
if err != nil {
return nil, err
return nil, 0, err
}
return h.(hashNode), nil
return h.(hashNode), committed, nil
}
// commit collapses a node down into a hash node and inserts it into the database
func (c *committer) commit(n node, db *Database) (node, error) {
func (c *committer) commit(n node, db *Database) (node, int, error) {
// if this path is clean, use available cached data
hash, dirty := n.cache()
if hash != nil && !dirty {
return hash, nil
return hash, 0, nil
}
// Commit children, then parent, and remove remove the dirty flag.
switch cn := n.(type) {
@ -97,37 +97,38 @@ func (c *committer) commit(n node, db *Database) (node, error) {
// Commit child
collapsed := cn.copy()
// If the child is fullnode, recursively commit.
// Otherwise it can only be hashNode or valueNode.
// If the child is fullNode, recursively commit,
// otherwise it can only be hashNode or valueNode.
var childCommitted int
if _, ok := cn.Val.(*fullNode); ok {
childV, err := c.commit(cn.Val, db)
childV, committed, err := c.commit(cn.Val, db)
if err != nil {
return nil, err
return nil, 0, err
}
collapsed.Val = childV
collapsed.Val, childCommitted = childV, committed
}
// The key needs to be copied, since we're delivering it to database
collapsed.Key = hexToCompact(cn.Key)
hashedNode := c.store(collapsed, db)
if hn, ok := hashedNode.(hashNode); ok {
return hn, nil
return hn, childCommitted + 1, nil
}
return collapsed, nil
return collapsed, childCommitted, nil
case *fullNode:
hashedKids, err := c.commitChildren(cn, db)
hashedKids, childCommitted, err := c.commitChildren(cn, db)
if err != nil {
return nil, err
return nil, 0, err
}
collapsed := cn.copy()
collapsed.Children = hashedKids
hashedNode := c.store(collapsed, db)
if hn, ok := hashedNode.(hashNode); ok {
return hn, nil
return hn, childCommitted + 1, nil
}
return collapsed, nil
return collapsed, childCommitted, nil
case hashNode:
return cn, nil
return cn, 0, nil
default:
// nil, valuenode shouldn't be committed
panic(fmt.Sprintf("%T: invalid node: %v", n, n))
@ -135,8 +136,11 @@ func (c *committer) commit(n node, db *Database) (node, error) {
}
// commitChildren commits the children of the given fullnode
func (c *committer) commitChildren(n *fullNode, db *Database) ([17]node, error) {
var children [17]node
func (c *committer) commitChildren(n *fullNode, db *Database) ([17]node, int, error) {
var (
committed int
children [17]node
)
for i := 0; i < 16; i++ {
child := n.Children[i]
if child == nil {
@ -144,25 +148,26 @@ func (c *committer) commitChildren(n *fullNode, db *Database) ([17]node, error)
}
// If it's the hashed child, save the hash value directly.
// Note: it's impossible that the child in range [0, 15]
// is a valuenode.
// is a valueNode.
if hn, ok := child.(hashNode); ok {
children[i] = hn
continue
}
// Commit the child recursively and store the "hashed" value.
// Note the returned node can be some embedded nodes, so it's
// possible the type is not hashnode.
hashed, err := c.commit(child, db)
// possible the type is not hashNode.
hashed, childCommitted, err := c.commit(child, db)
if err != nil {
return children, err
return children, 0, err
}
children[i] = hashed
committed += childCommitted
}
// For the 17th child, it's possible the type is valuenode.
if n.Children[16] != nil {
children[16] = n.Children[16]
}
return children, nil
return children, committed, nil
}
// store hashes the node n and if we have a storage layer specified, it writes
@ -176,7 +181,7 @@ func (c *committer) store(n node, db *Database) node {
)
if hash == nil {
// This was not generated - must be a small node stored in the parent.
// In theory we should apply the leafCall here if it's not nil(embedded
// In theory, we should apply the leafCall here if it's not nil(embedded
// node usually contains value). But small value(less than 32bytes) is
// not our target.
return n
@ -224,7 +229,7 @@ func (c *committer) commitLoop(db *Database) {
}
case *fullNode:
// For children in range [0, 15], it's impossible
// to contain valuenode. Only check the 17th child.
// to contain valueNode. Only check the 17th child.
if n.Children[16] != nil {
c.onleaf(nil, nil, n.Children[16].(valueNode), hash)
}

2
trie/iterator_test.go
View File

@ -393,7 +393,7 @@ func testIteratorContinueAfterSeekError(t *testing.T, memonly bool) {
for _, val := range testdata1 {
ctr.Update([]byte(val.k), []byte(val.v))
}
root, _ := ctr.Commit(nil)
root, _, _ := ctr.Commit(nil)
if !memonly {
triedb.Commit(root, true, nil)
}

2
trie/secure_trie.go
View File

@ -144,7 +144,7 @@ func (t *SecureTrie) GetKey(shaKey []byte) []byte {
//
// Committing flushes nodes from memory. Subsequent Get calls will load nodes
// from the database.
func (t *SecureTrie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
func (t *SecureTrie) Commit(onleaf LeafCallback) (common.Hash, int, error) {
// Write all the pre-images to the actual disk database
if len(t.getSecKeyCache()) > 0 {
if t.trie.db.preimages != nil { // Ugly direct check but avoids the below write lock

13
trie/trie.go
View File

@ -514,12 +514,12 @@ func (t *Trie) Hash() common.Hash {
// Commit writes all nodes to the trie's memory database, tracking the internal
// and external (for account tries) references.
func (t *Trie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
func (t *Trie) Commit(onleaf LeafCallback) (common.Hash, int, error) {
if t.db == nil {
panic("commit called on trie with nil database")
}
if t.root == nil {
return emptyRoot, nil
return emptyRoot, 0, nil
}
// Derive the hash for all dirty nodes first. We hold the assumption
// in the following procedure that all nodes are hashed.
@ -531,7 +531,7 @@ func (t *Trie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
// up goroutines. This can happen e.g. if we load a trie for reading storage
// values, but don't write to it.
if _, dirty := t.root.cache(); !dirty {
return rootHash, nil
return rootHash, 0, nil
}
var wg sync.WaitGroup
if onleaf != nil {
@ -543,8 +543,7 @@ func (t *Trie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
h.commitLoop(t.db)
}()
}
var newRoot hashNode
newRoot, err = h.Commit(t.root, t.db)
newRoot, committed, err := h.Commit(t.root, t.db)
if onleaf != nil {
// The leafch is created in newCommitter if there was an onleaf callback
// provided. The commitLoop only _reads_ from it, and the commit
@ -554,10 +553,10 @@ func (t *Trie) Commit(onleaf LeafCallback) (root common.Hash, err error) {
wg.Wait()
}
if err != nil {
return common.Hash{}, err
return common.Hash{}, 0, err
}
t.root = newRoot
return rootHash, nil
return rootHash, committed, nil
}
// hashRoot calculates the root hash of the given trie

22
trie/trie_test.go
View File

@ -90,7 +90,7 @@ func testMissingNode(t *testing.T, memonly bool) {
trie, _ := New(common.Hash{}, triedb)
updateString(trie, "120000", "qwerqwerqwerqwerqwerqwerqwerqwer")
updateString(trie, "123456", "asdfasdfasdfasdfasdfasdfasdfasdf")
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
if !memonly {
triedb.Commit(root, true, nil)
}
@ -172,7 +172,7 @@ func TestInsert(t *testing.T) {
updateString(trie, "A", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
exp = common.HexToHash("d23786fb4a010da3ce639d66d5e904a11dbc02746d1ce25029e53290cabf28ab")
root, err := trie.Commit(nil)
root, _, err := trie.Commit(nil)
if err != nil {
t.Fatalf("commit error: %v", err)
}
@ -270,7 +270,7 @@ func TestReplication(t *testing.T) {
for _, val := range vals {
updateString(trie, val.k, val.v)
}
exp, err := trie.Commit(nil)
exp, _, err := trie.Commit(nil)
if err != nil {
t.Fatalf("commit error: %v", err)
}
@ -285,7 +285,7 @@ func TestReplication(t *testing.T) {
t.Errorf("trie2 doesn't have %q => %q", kv.k, kv.v)
}
}
hash, err := trie2.Commit(nil)
hash, _, err := trie2.Commit(nil)
if err != nil {
t.Fatalf("commit error: %v", err)
}
@ -429,11 +429,11 @@ func runRandTest(rt randTest) bool {
rt[i].err = fmt.Errorf("mismatch for key 0x%x, got 0x%x want 0x%x", step.key, v, want)
}
case opCommit:
_, rt[i].err = tr.Commit(nil)
_, _, rt[i].err = tr.Commit(nil)
case opHash:
tr.Hash()
case opReset:
hash, err := tr.Commit(nil)
hash, _, err := tr.Commit(nil)
if err != nil {
rt[i].err = err
return false
@ -633,7 +633,7 @@ func TestCommitAfterHash(t *testing.T) {
if exp != root {
t.Errorf("got %x, exp %x", root, exp)
}
root, _ = trie.Commit(nil)
root, _, _ = trie.Commit(nil)
if exp != root {
t.Errorf("got %x, exp %x", root, exp)
}
@ -740,7 +740,7 @@ func TestCommitSequence(t *testing.T) {
trie.Update(crypto.Keccak256(addresses[i][:]), accounts[i])
}
// Flush trie -> database
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
// Flush memdb -> disk (sponge)
db.Commit(root, false, func(c common.Hash) {
// And spongify the callback-order
@ -792,7 +792,7 @@ func TestCommitSequenceRandomBlobs(t *testing.T) {
trie.Update(key, val)
}
// Flush trie -> database
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
// Flush memdb -> disk (sponge)
db.Commit(root, false, func(c common.Hash) {
// And spongify the callback-order
@ -834,7 +834,7 @@ func TestCommitSequenceStackTrie(t *testing.T) {
stTrie.TryUpdate(key, val)
}
// Flush trie -> database
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
// Flush memdb -> disk (sponge)
db.Commit(root, false, nil)
// And flush stacktrie -> disk
@ -879,7 +879,7 @@ func TestCommitSequenceSmallRoot(t *testing.T) {
trie.TryUpdate(key, []byte{0x1})
stTrie.TryUpdate(key, []byte{0x1})
// Flush trie -> database
root, _ := trie.Commit(nil)
root, _, _ := trie.Commit(nil)
// Flush memdb -> disk (sponge)
db.Commit(root, false, nil)
// And flush stacktrie -> disk