From c1b457eb76a98899698756b2557b2491381b80fe Mon Sep 17 00:00:00 2001
From: Liang Ding <d@b3log.org>
Date: Thu, 16 Feb 2023 13:34:27 +0800
Subject: [PATCH] =?UTF-8?q?:zap:=20=E6=94=B9=E8=BF=9B=E6=89=93=E5=BC=80?=
 =?UTF-8?q?=E8=99=9A=E6=8B=9F=E5=BC=95=E7=94=A8=E5=90=8E=E5=8A=A0=E8=BD=BD?=
 =?UTF-8?q?=E6=96=87=E6=A1=A3=E7=9A=84=E6=80=A7=E8=83=BD=20https://github.?=
 =?UTF-8?q?com/siyuan-note/siyuan/issues/7378?=
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---
 kernel/model/file.go       |  1 -
 kernel/model/virutalref.go | 22 +++-------------------
 2 files changed, 3 insertions(+), 20 deletions(-)

diff --git a/kernel/model/file.go b/kernel/model/file.go
index ece4df246..7bddac1c5 100644
--- a/kernel/model/file.go
+++ b/kernel/model/file.go
@@ -605,7 +605,6 @@ func GetDoc(startID, endID, id string, index int, keyword string, mode int, size
 	}
 
 	refCount := sql.QueryRootChildrenRefCount(rootID)
-	//virtualBlockRefKeywords := getVirtualRefKeywords(tree.Root.IALAttr("title"))
 	virtualBlockRefKeywords := getBlockVirtualRefKeywords(tree.Root)
 
 	subTree := &parse.Tree{ID: rootID, Root: &ast.Node{Type: ast.NodeDocument}, Marks: tree.Marks}
diff --git a/kernel/model/virutalref.go b/kernel/model/virutalref.go
index fe9f97262..510f2bab8 100644
--- a/kernel/model/virutalref.go
+++ b/kernel/model/virutalref.go
@@ -50,23 +50,7 @@ var virtualBlockRefCache, _ = ristretto.NewCache(&ristretto.Config{
 func getBlockVirtualRefKeywords(root *ast.Node) (ret []string) {
 	val, ok := virtualBlockRefCache.Get(root.ID)
 	if !ok {
-		treeTitle := root.IALAttr("title")
-		buf := bytes.Buffer{}
-		ast.Walk(root, func(n *ast.Node, entering bool) ast.WalkStatus {
-			if !entering || !n.IsBlock() {
-				return ast.WalkContinue
-			}
-
-			content := treenode.NodeStaticContent(n, nil)
-			buf.WriteString(content)
-			return ast.WalkContinue
-		})
-		content := buf.String()
-		putBlockVirtualRefKeywords(content, root.ID, treeTitle)
-		val, ok = virtualBlockRefCache.Get(root.ID)
-		if !ok {
-			return
-		}
+		return
 	}
 	ret = val.([]string)
 	return
@@ -141,8 +125,8 @@ func CacheVirtualBlockRefJob() {
 		})
 
 		poolSize := runtime.NumCPU()
-		if 4 < poolSize {
-			poolSize = 4
+		if 8 < poolSize {
+			poolSize = 8
 		}
 		i := 0
 		waitGroup := &sync.WaitGroup{}