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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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6
core/state/state_test.go
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@ -48,7 +48,7 @@ func (s *StateSuite) TestDump(c *checker.C) {
// write some of them to the trie
s.state.updateStateObject(obj1)
s.state.updateStateObject(obj2)
s.state.CommitTo(s.db, false)
s.state.Commit(false)
// check that dump contains the state objects that are in trie
got := string(s.state.Dump())
@ -97,7 +97,7 @@ func (s *StateSuite) TestNull(c *checker.C) {
//value := common.FromHex("0x823140710bf13990e4500136726d8b55")
var value common.Hash
s.state.SetState(address, common.Hash{}, value)
s.state.CommitTo(s.db, false)
s.state.Commit(false)
value = s.state.GetState(address, common.Hash{})
if !common.EmptyHash(value) {
c.Errorf("expected empty hash. got %x", value)
@ -155,7 +155,7 @@ func TestSnapshot2(t *testing.T) {
so0.deleted = false
state.setStateObject(so0)
root, _ := state.CommitTo(db, false)
root, _ := state.Commit(false)
state.Reset(root)
// and one with deleted == true