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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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14
eth/helper_test.go
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@ -49,7 +49,7 @@ var (
// newTestProtocolManager creates a new protocol manager for testing purposes,
// with the given number of blocks already known, and potential notification
// channels for different events.
func newTestProtocolManager(mode downloader.SyncMode, blocks int, generator func(int, *core.BlockGen), newtx chan<- []*types.Transaction) (*ProtocolManager, error) {
func newTestProtocolManager(mode downloader.SyncMode, blocks int, generator func(int, *core.BlockGen), newtx chan<- []*types.Transaction) (*ProtocolManager, *ethdb.MemDatabase, error) {
var (
evmux = new(event.TypeMux)
engine = ethash.NewFaker()
@ -59,7 +59,7 @@ func newTestProtocolManager(mode downloader.SyncMode, blocks int, generator func
Alloc: core.GenesisAlloc{testBank: {Balance: big.NewInt(1000000)}},
}
genesis = gspec.MustCommit(db)
blockchain, _ = core.NewBlockChain(db, gspec.Config, engine, vm.Config{})
blockchain, _ = core.NewBlockChain(db, nil, gspec.Config, engine, vm.Config{})
)
chain, _ := core.GenerateChain(gspec.Config, genesis, ethash.NewFaker(), db, blocks, generator)
if _, err := blockchain.InsertChain(chain); err != nil {
@ -68,22 +68,22 @@ func newTestProtocolManager(mode downloader.SyncMode, blocks int, generator func
pm, err := NewProtocolManager(gspec.Config, mode, DefaultConfig.NetworkId, evmux, &testTxPool{added: newtx}, engine, blockchain, db)
if err != nil {
return nil, err
return nil, nil, err
}
pm.Start(1000)
return pm, nil
return pm, db, nil
}
// newTestProtocolManagerMust creates a new protocol manager for testing purposes,
// with the given number of blocks already known, and potential notification
// channels for different events. In case of an error, the constructor force-
// fails the test.
func newTestProtocolManagerMust(t *testing.T, mode downloader.SyncMode, blocks int, generator func(int, *core.BlockGen), newtx chan<- []*types.Transaction) *ProtocolManager {
pm, err := newTestProtocolManager(mode, blocks, generator, newtx)
func newTestProtocolManagerMust(t *testing.T, mode downloader.SyncMode, blocks int, generator func(int, *core.BlockGen), newtx chan<- []*types.Transaction) (*ProtocolManager, *ethdb.MemDatabase) {
pm, db, err := newTestProtocolManager(mode, blocks, generator, newtx)
if err != nil {
t.Fatalf("Failed to create protocol manager: %v", err)
}
return pm
return pm, db
}
// testTxPool is a fake, helper transaction pool for testing purposes