core: preallocate batch size in bloomIndexer (#25289)

This change reduces allocations when committing bloombits indexes
by creating the database batch with a larger initial size.
pull/25472/head
Seungbae Yu 2 years ago committed by GitHub
parent 6b6261b51f
commit 5fb463dddc
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GPG Key ID: 4AEE18F83AFDEB23
  1. 2
      core/bloom_indexer.go

@ -75,7 +75,7 @@ func (b *BloomIndexer) Process(ctx context.Context, header *types.Header) error
// Commit implements core.ChainIndexerBackend, finalizing the bloom section and // Commit implements core.ChainIndexerBackend, finalizing the bloom section and
// writing it out into the database. // writing it out into the database.
func (b *BloomIndexer) Commit() error { func (b *BloomIndexer) Commit() error {
batch := b.db.NewBatch() batch := b.db.NewBatchWithSize((int(b.size) / 8) * types.BloomBitLength)
for i := 0; i < types.BloomBitLength; i++ { for i := 0; i < types.BloomBitLength; i++ {
bits, err := b.gen.Bitset(uint(i)) bits, err := b.gen.Bitset(uint(i))
if err != nil { if err != nil {

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