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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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9
core/block_validator.go
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@ -50,11 +50,14 @@ func NewBlockValidator(config *params.ChainConfig, blockchain *BlockChain, engin
// validated at this point.
func (v *BlockValidator) ValidateBody(block *types.Block) error {
// Check whether the block's known, and if not, that it's linkable
if v.bc.HasBlockAndState(block.Hash()) {
if v.bc.HasBlockAndState(block.Hash(), block.NumberU64()) {
return ErrKnownBlock
}
if !v.bc.HasBlockAndState(block.ParentHash()) {
return consensus.ErrUnknownAncestor
if !v.bc.HasBlockAndState(block.ParentHash(), block.NumberU64()-1) {
if !v.bc.HasBlock(block.ParentHash(), block.NumberU64()-1) {
return consensus.ErrUnknownAncestor
}
return consensus.ErrPrunedAncestor
}
// Header validity is known at this point, check the uncles and transactions
header := block.Header()