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Disables fsync in db operations

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Disabling fsync can greatly reduce the amount of unneccessary serialization of filesystem operations.
This commit is contained in:
Dennis E 2018-11-28 09:36:05 -08:00
parent 4bcc0a37ab
commit 0604998958
1 changed files with 4 additions and 1 deletions
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5
ethdb/database.go
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@ -78,6 +78,7 @@ func NewLDBDatabase(file string, cache int, handles int) (*LDBDatabase, error) {
BlockCacheCapacity: cache / 2 * opt.MiB,
WriteBuffer: cache / 4 * opt.MiB, // Two of these are used internally
Filter: filter.NewBloomFilter(10),
NoSync: true,
})
if _, corrupted := err.(*errors.ErrCorrupted); corrupted {
db, err = leveldb.RecoverFile(file, nil)
@ -371,7 +372,9 @@ func (b *ldbBatch) Delete(key []byte) error {
}
func (b *ldbBatch) Write() error {
return b.db.Write(b.b, nil)
return b.db.Write(b.b, &opt.WriteOptions{
Sync: false,
})
}
func (b *ldbBatch) ValueSize() int {