From 1cf56ef1580b95f41c3aecb6e152b35b0067816a Mon Sep 17 00:00:00 2001
From: Jacob Gadikian <jacobgadikian@gmail.com>
Date: Wed, 16 Feb 2022 06:43:31 +0700
Subject: [PATCH] Update rocksdb.go (#218)

---
 rocksdb.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/rocksdb.go b/rocksdb.go
index 2211eea3a..dd9be2a36 100644
--- a/rocksdb.go
+++ b/rocksdb.go
@@ -37,6 +37,8 @@ func NewRocksDB(name string, dir string) (*RocksDB, error) {
 
 	opts := gorocksdb.NewDefaultOptions()
 	opts.SetBlockBasedTableFactory(bbto)
+	// SetMaxOpenFiles to 4096 seems to provide a reliable performance boost
+	opts.SetMaxOpenFiles(4096)
 	opts.SetCreateIfMissing(true)
 	opts.IncreaseParallelism(runtime.NumCPU())
 	// 1.5GB maximum memory use for writebuffer.