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core: periodically flush the transaction indexes

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This commit is contained in:
Gary Rong 2022-01-05 15:00:03 +08:00
parent 66a908c5e8
commit 4bd2d0eccf
1 changed files with 11 additions and 12 deletions
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23
core/blockchain.go
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@ -979,32 +979,31 @@ func (bc *BlockChain) InsertReceiptChain(blockChain types.Blocks, receiptChain [
// range. In this case, all tx indices of newly imported blocks should be
// generated.
var batch = bc.db.NewBatch()
for _, block := range blockChain {
for i, block := range blockChain {
if bc.txLookupLimit == 0 || ancientLimit <= bc.txLookupLimit || block.NumberU64() >= ancientLimit-bc.txLookupLimit {
rawdb.WriteTxLookupEntriesByBlock(batch, block)
} else if rawdb.ReadTxIndexTail(bc.db) != nil {
rawdb.WriteTxLookupEntriesByBlock(batch, block)
}
stats.processed++
}
// Flush all tx-lookup index data.
size += int64(batch.ValueSize())
if err := batch.Write(); err != nil {
// The tx index data could not be written.
// Roll back the ancient store update.
fastBlock := bc.CurrentFastBlock().NumberU64()
if err := bc.db.TruncateAncients(fastBlock + 1); err != nil {
log.Error("Can't truncate ancient store after failed insert", "err", err)
if batch.ValueSize() > ethdb.IdealBatchSize || i == len(blockChain)-1 {
size += int64(batch.ValueSize())
if err = batch.Write(); err != nil {
fastBlock := bc.CurrentFastBlock().NumberU64()
if err := bc.db.TruncateAncients(fastBlock + 1); err != nil {
log.Error("Can't truncate ancient store after failed insert", "err", err)
}
return 0, err
}
batch.Reset()
}
return 0, err
}
// Sync the ancient store explicitly to ensure all data has been flushed to disk.
if err := bc.db.Sync(); err != nil {
return 0, err
}
// Update the current fast block because all block data is now present in DB.
previousFastBlock := bc.CurrentFastBlock().NumberU64()
if !updateHead(blockChain[len(blockChain)-1]) {