diff --git a/kernel/go.mod b/kernel/go.mod
index cc044a6ca..341466ff3 100644
--- a/kernel/go.mod
+++ b/kernel/go.mod
@@ -68,6 +68,7 @@ require (
 	github.com/dlclark/regexp2 v1.8.0 // indirect
 	github.com/dsnet/compress v0.0.1 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/go-co-op/gocron v1.18.0 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.0 // indirect
@@ -112,6 +113,7 @@ require (
 	github.com/power-devops/perfstat v0.0.0-20221212215047-62379fc7944b // indirect
 	github.com/qiniu/go-sdk/v7 v7.14.0 // indirect
 	github.com/restic/chunker v0.4.0 // indirect
+	github.com/robfig/cron/v3 v3.0.1 // indirect
 	github.com/sabhiram/go-gitignore v0.0.0-20210923224102-525f6e181f06 // indirect
 	github.com/shopspring/decimal v1.3.1 // indirect
 	github.com/spf13/cast v1.5.0 // indirect
diff --git a/kernel/go.sum b/kernel/go.sum
index fc0df239f..6867fa0be 100644
--- a/kernel/go.sum
+++ b/kernel/go.sum
@@ -108,6 +108,8 @@ github.com/gin-gonic/gin v1.8.1/go.mod h1:ji8BvRH1azfM+SYow9zQ6SZMvR8qOMZHmsCuWR
 github.com/gin-gonic/gin v1.8.2 h1:UzKToD9/PoFj/V4rvlKqTRKnQYyz8Sc1MJlv4JHPtvY=
 github.com/gin-gonic/gin v1.8.2/go.mod h1:qw5AYuDrzRTnhvusDsrov+fDIxp9Dleuu12h8nfB398=
 github.com/gliderlabs/ssh v0.1.1/go.mod h1:U7qILu1NlMHj9FlMhZLlkCdDnU1DBEAqr0aevW3Awn0=
+github.com/go-co-op/gocron v1.18.0 h1:SxTyJ5xnSN4byCq7b10LmmszFdxQlSQJod8s3gbnXxA=
+github.com/go-co-op/gocron v1.18.0/go.mod h1:sD/a0Aadtw5CpflUJ/lpP9Vfdk979Wl1Sg33HPHg0FY=
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
 github.com/go-errors/errors v1.4.2 h1:J6MZopCL4uSllY1OfXM374weqZFFItUbrImctkmUxIA=
 github.com/go-logr/logr v1.2.3 h1:2DntVwHkVopvECVRSlL5PSo9eG+cAkDCuckLubN+rq0=
@@ -334,6 +336,8 @@ github.com/radovskyb/watcher v1.0.7/go.mod h1:78okwvY5wPdzcb1UYnip1pvrZNIVEIh/Cm
 github.com/restic/chunker v0.4.0 h1:YUPYCUn70MYP7VO4yllypp2SjmsRhRJaad3xKu1QFRw=
 github.com/restic/chunker v0.4.0/go.mod h1:z0cH2BejpW636LXw0R/BGyv+Ey8+m9QGiOanDHItzyw=
 github.com/rivo/uniseg v0.1.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
+github.com/robfig/cron/v3 v3.0.1 h1:WdRxkvbJztn8LMz/QEvLN5sBU+xKpSqwwUO1Pjr4qDs=
+github.com/robfig/cron/v3 v3.0.1/go.mod h1:eQICP3HwyT7UooqI/z+Ov+PtYAWygg1TEWWzGIFLtro=
 github.com/rogpeppe/go-internal v1.6.1/go.mod h1:xXDCJY+GAPziupqXw64V24skbSoqbTEfhy4qGm1nDQc=
 github.com/rogpeppe/go-internal v1.8.0 h1:FCbCCtXNOY3UtUuHUYaghJg4y7Fd14rXifAYUAtL9R8=
 github.com/rogpeppe/go-internal v1.8.0/go.mod h1:WmiCO8CzOY8rg0OYDC4/i/2WRWAB6poM+XZ2dLUbcbE=
diff --git a/kernel/job/cron.go b/kernel/job/cron.go
new file mode 100644
index 000000000..63e58f47c
--- /dev/null
+++ b/kernel/job/cron.go
@@ -0,0 +1,49 @@
+// SiYuan - Build Your Eternal Digital Garden
+// Copyright (c) 2020-present, b3log.org
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package job
+
+import (
+	"github.com/siyuan-note/siyuan/kernel/model"
+	"github.com/siyuan-note/siyuan/kernel/sql"
+	"github.com/siyuan-note/siyuan/kernel/task"
+	"github.com/siyuan-note/siyuan/kernel/util"
+	"time"
+
+	"github.com/go-co-op/gocron"
+	"github.com/siyuan-note/siyuan/kernel/treenode"
+)
+
+func StartCron() {
+	s := gocron.NewScheduler(time.Local)
+	s.Every(100).Milliseconds().Do(task.ExecTaskJob)
+	s.Every(5).Seconds().Do(task.StatusJob)
+	s.Every(1).Second().Do(treenode.SaveBlockTreeJob)
+	s.Every(5).Seconds().Do(model.SyncDataJob)
+	s.Every(2).Hours().Do(model.StatJob)
+	s.Every(2).Hours().Do(model.RefreshCheckJob)
+	s.Every(3).Seconds().Do(model.FlushUpdateRefTextRenameDocJob)
+	s.Every(2).Seconds().Do(model.FlushTxJob)
+	s.Every(util.SQLFlushInterval).Do(sql.FlushTxJob)
+	s.Every(10).Minutes().Do(model.FixIndexJob)
+	s.Every(10).Minutes().Do(model.IndexEmbedBlockJob)
+	s.Every(7).Seconds().Do(model.OCRAssetsJob)
+	s.Every(7).Seconds().Do(model.FlushAssetsTextsJob)
+	s.Every(30).Seconds().Do(model.HookDesktopUIProcJob)
+	s.SingletonModeAll()
+	s.StartAsync()
+
+}
diff --git a/kernel/main.go b/kernel/main.go
index 07b943a2f..7892b4a71 100644
--- a/kernel/main.go
+++ b/kernel/main.go
@@ -20,11 +20,10 @@ package main
 
 import (
 	"github.com/siyuan-note/siyuan/kernel/cache"
+	"github.com/siyuan-note/siyuan/kernel/job"
 	"github.com/siyuan-note/siyuan/kernel/model"
 	"github.com/siyuan-note/siyuan/kernel/server"
 	"github.com/siyuan-note/siyuan/kernel/sql"
-	"github.com/siyuan-note/siyuan/kernel/task"
-	"github.com/siyuan-note/siyuan/kernel/treenode"
 	"github.com/siyuan-note/siyuan/kernel/util"
 )
 
@@ -43,24 +42,13 @@ func main() {
 	model.LoadFlashcards()
 	model.LoadAssetsTexts()
 
-	go task.Loop()
-	go task.StatusLoop()
-
-	go model.AutoGenerateDocHistory()
-	go model.AutoSync()
-	go model.AutoStat()
 	util.SetBooted()
 	util.PushClearAllMsg()
-	go model.AutoRefreshCheck()
-	go model.AutoFlushTx()
-	go sql.AutoFlushTx()
-	go treenode.AutoFlushBlockTree()
+
+	job.StartCron()
+	go model.AutoGenerateDocHistory()
 	go cache.LoadAssets()
-	go model.AutoFixIndex()
-	go model.AutoIndexEmbedBlock()
-	go model.AutoOCRAssets()
-	go model.AutoFlushAssetsTexts()
-	go model.HookDesktopUIProc()
+
 	model.WatchAssets()
 	model.HandleSignal()
 }
diff --git a/kernel/mobile/kernel.go b/kernel/mobile/kernel.go
index c76479360..012b4b31c 100644
--- a/kernel/mobile/kernel.go
+++ b/kernel/mobile/kernel.go
@@ -18,17 +18,16 @@ package mobile
 
 import (
 	"fmt"
-	"github.com/siyuan-note/siyuan/kernel/task"
+	"github.com/siyuan-note/siyuan/kernel/cache"
+	"github.com/siyuan-note/siyuan/kernel/job"
 	"os"
 	"path/filepath"
 	"strings"
 	"time"
 
-	"github.com/siyuan-note/siyuan/kernel/cache"
 	"github.com/siyuan-note/siyuan/kernel/model"
 	"github.com/siyuan-note/siyuan/kernel/server"
 	"github.com/siyuan-note/siyuan/kernel/sql"
-	"github.com/siyuan-note/siyuan/kernel/treenode"
 	"github.com/siyuan-note/siyuan/kernel/util"
 	_ "golang.org/x/mobile/bind"
 )
@@ -57,23 +56,12 @@ func StartKernel(container, appDir, workspaceBaseDir, timezoneID, localIPs, lang
 		model.LoadFlashcards()
 		model.LoadAssetsTexts()
 
-		go task.Loop()
-		go task.StatusLoop()
-
-		go model.AutoGenerateDocHistory()
-		go model.AutoSync()
-		go model.AutoStat()
 		util.SetBooted()
 		util.PushClearAllMsg()
-		go model.AutoRefreshCheck()
-		go model.AutoFlushTx()
-		go sql.AutoFlushTx()
-		go treenode.AutoFlushBlockTree()
+
+		job.StartCron()
+		go model.AutoGenerateDocHistory()
 		go cache.LoadAssets()
-		go model.AutoFixIndex()
-		go model.AutoIndexEmbedBlock()
-		go model.AutoOCRAssets()
-		go model.AutoFlushAssetsTexts()
 	}()
 }
 
diff --git a/kernel/model/box.go b/kernel/model/box.go
index fe46e0748..627723743 100644
--- a/kernel/model/box.go
+++ b/kernel/model/box.go
@@ -56,17 +56,9 @@ type Box struct {
 	historyGenerated int64 // 最近一次历史生成时间
 }
 
-func AutoStat() {
-	time.Sleep(time.Minute)
-	autoStat()
-	for range time.Tick(2 * time.Hour) {
-		autoStat()
-	}
-}
-
 var statLock = sync.Mutex{}
 
-func autoStat() {
+func StatJob() {
 	statLock.Lock()
 	defer statLock.Unlock()
 
diff --git a/kernel/model/index.go b/kernel/model/index.go
index eee8e68af..e2824f723 100644
--- a/kernel/model/index.go
+++ b/kernel/model/index.go
@@ -187,13 +187,10 @@ func IndexRefs() {
 	util.PushStatusBar(fmt.Sprintf(Conf.Language(55), i))
 }
 
-// AutoIndexEmbedBlock 嵌入块支持搜索 https://github.com/siyuan-note/siyuan/issues/7112
-func AutoIndexEmbedBlock() {
-	for {
-		embedBlocks := sql.QueryEmptyContentEmbedBlocks()
-		task.AppendTask(task.DatabaseIndexEmbedBlock, autoIndexEmbedBlock, embedBlocks)
-		time.Sleep(10 * time.Minute)
-	}
+// IndexEmbedBlockJob 嵌入块支持搜索 https://github.com/siyuan-note/siyuan/issues/7112
+func IndexEmbedBlockJob() {
+	embedBlocks := sql.QueryEmptyContentEmbedBlocks()
+	task.AppendTask(task.DatabaseIndexEmbedBlock, autoIndexEmbedBlock, embedBlocks)
 }
 
 func autoIndexEmbedBlock(embedBlocks []*sql.Block) {
diff --git a/kernel/model/index_fix.go b/kernel/model/index_fix.go
index bc5e450ee..88d892ca7 100644
--- a/kernel/model/index_fix.go
+++ b/kernel/model/index_fix.go
@@ -36,12 +36,9 @@ import (
 	"github.com/siyuan-note/siyuan/kernel/util"
 )
 
-// AutoFixIndex 自动校验数据库索引 https://github.com/siyuan-note/siyuan/issues/7016
-func AutoFixIndex() {
-	for {
-		task.AppendTask(task.DatabaseIndexFix, autoFixIndex)
-		time.Sleep(10 * time.Minute)
-	}
+// FixIndexJob 自动校验数据库索引 https://github.com/siyuan-note/siyuan/issues/7016
+func FixIndexJob() {
+	task.AppendTask(task.DatabaseIndexFix, autoFixIndex)
 }
 
 var autoFixLock = sync.Mutex{}
diff --git a/kernel/model/liandi.go b/kernel/model/liandi.go
index abba6aea8..28b9b1a61 100644
--- a/kernel/model/liandi.go
+++ b/kernel/model/liandi.go
@@ -144,19 +144,14 @@ func LoadUploadToken() (err error) {
 }
 
 var (
-	refreshCheckTicker             = time.NewTicker(2 * time.Hour)
 	subscriptionExpirationReminded bool
 )
 
-func AutoRefreshCheck() {
-	for {
-		go refreshSubscriptionExpirationRemind()
-		go refreshUser()
-		go refreshAnnouncement()
-		go refreshCheckDownloadInstallPkg()
-
-		<-refreshCheckTicker.C
-	}
+func RefreshCheckJob() {
+	go refreshSubscriptionExpirationRemind()
+	go refreshUser()
+	go refreshAnnouncement()
+	go refreshCheckDownloadInstallPkg()
 }
 
 func refreshSubscriptionExpirationRemind() {
diff --git a/kernel/model/ocr.go b/kernel/model/ocr.go
index 7be0e52e5..899029274 100644
--- a/kernel/model/ocr.go
+++ b/kernel/model/ocr.go
@@ -19,15 +19,12 @@ import (
 	"github.com/siyuan-note/siyuan/kernel/util"
 )
 
-func AutoOCRAssets() {
+func OCRAssetsJob() {
 	if !util.TesseractEnabled {
 		return
 	}
 
-	for {
-		task.AppendTask(task.OCRImage, autoOCRAssets)
-		time.Sleep(7 * time.Second)
-	}
+	task.AppendTask(task.OCRImage, autoOCRAssets)
 }
 
 func autoOCRAssets() {
@@ -111,11 +108,8 @@ func getUnOCRAssetsAbsPaths() (ret []string) {
 	return
 }
 
-func AutoFlushAssetsTexts() {
-	for {
-		SaveAssetsTexts()
-		time.Sleep(7 * time.Second)
-	}
+func FlushAssetsTextsJob() {
+	SaveAssetsTexts()
 }
 
 func LoadAssetsTexts() {
diff --git a/kernel/model/process.go b/kernel/model/process.go
index 2e00c5e1d..5225ddd38 100644
--- a/kernel/model/process.go
+++ b/kernel/model/process.go
@@ -37,45 +37,51 @@ func HandleSignal() {
 	Close(false, 1)
 }
 
-func HookDesktopUIProc() {
+var firstRunHookDesktopUIProcJob = true
+
+func HookDesktopUIProcJob() {
 	if util.ContainerStd != util.Container || "dev" == util.Mode {
 		return
 	}
 
-	time.Sleep(30 * time.Second)
+	if firstRunHookDesktopUIProcJob {
+		// 等待启动结束再
+		time.Sleep(30 * time.Second)
+		firstRunHookDesktopUIProcJob = false
+		return
+	}
+
 	uiProcNames := []string{"siyuan", "electron"}
 	existUIProc := false
-	for range time.Tick(7 * time.Second) {
-		util.UIProcessIDs.Range(func(uiProcIDArg, _ interface{}) bool {
-			uiProcID, err := strconv.Atoi(uiProcIDArg.(string))
-			if nil != err {
-				logging.LogErrorf("invalid UI proc ID [%s]: %s", uiProcIDArg, err)
-				return true
-			}
-
-			proc, err := goPS.FindProcess(uiProcID)
-			if nil != err {
-				logging.LogErrorf("find UI proc [%d] failed: %s", uiProcID, err)
-				return true
-			}
-
-			if nil == proc {
-				return true
-			}
-
-			procName := strings.ToLower(proc.Executable())
-			for _, name := range uiProcNames {
-				if strings.Contains(procName, name) {
-					existUIProc = true
-					return false
-				}
-			}
+	util.UIProcessIDs.Range(func(uiProcIDArg, _ interface{}) bool {
+		uiProcID, err := strconv.Atoi(uiProcIDArg.(string))
+		if nil != err {
+			logging.LogErrorf("invalid UI proc ID [%s]: %s", uiProcIDArg, err)
 			return true
-		})
-
-		if !existUIProc {
-			logging.LogInfof("no active UI proc, exit kernel process now")
-			Close(false, 1)
 		}
+
+		proc, err := goPS.FindProcess(uiProcID)
+		if nil != err {
+			logging.LogErrorf("find UI proc [%d] failed: %s", uiProcID, err)
+			return true
+		}
+
+		if nil == proc {
+			return true
+		}
+
+		procName := strings.ToLower(proc.Executable())
+		for _, name := range uiProcNames {
+			if strings.Contains(procName, name) {
+				existUIProc = true
+				return false
+			}
+		}
+		return true
+	})
+
+	if !existUIProc {
+		logging.LogInfof("no active UI proc, exit kernel process now")
+		Close(false, 1)
 	}
 }
diff --git a/kernel/model/sync.go b/kernel/model/sync.go
index 170491c76..f1a0d16ca 100644
--- a/kernel/model/sync.go
+++ b/kernel/model/sync.go
@@ -46,12 +46,9 @@ var (
 	ExitSyncSucc = -1
 )
 
-func AutoSync() {
-	for {
-		time.Sleep(5 * time.Second)
-		if time.Now().After(syncPlanTime) {
-			SyncData(false, false, false)
-		}
+func SyncDataJob() {
+	if time.Now().After(syncPlanTime) {
+		SyncData(false, false, false)
 	}
 }
 
diff --git a/kernel/model/transaction.go b/kernel/model/transaction.go
index a075d115c..33574d051 100644
--- a/kernel/model/transaction.go
+++ b/kernel/model/transaction.go
@@ -66,7 +66,6 @@ const txFixDelay = 10
 var (
 	txQueue     []*Transaction
 	txQueueLock = sync.Mutex{}
-	txDelay     = txFixDelay
 
 	currentTx *Transaction
 )
@@ -88,19 +87,15 @@ func WaitForWritingFiles() {
 }
 
 func isWritingFiles() bool {
-	time.Sleep(time.Duration(txDelay+5) * time.Millisecond)
+	time.Sleep(time.Duration(txFixDelay+10) * time.Millisecond)
 	if 0 < len(txQueue) || util.IsMutexLocked(&txQueueLock) {
 		return true
 	}
 	return nil != currentTx
 }
 
-func AutoFlushTx() {
-	go autoFlushUpdateRefTextRenameDoc()
-	for {
-		flushTx()
-		time.Sleep(time.Duration(txDelay) * time.Millisecond)
-	}
+func FlushTxJob() {
+	flushTx()
 }
 
 func flushTx() {
@@ -123,7 +118,7 @@ func flushTx() {
 	elapsed := time.Now().Sub(start).Milliseconds()
 	if 0 < len(currentTx.DoOperations) {
 		if 2000 < elapsed {
-			logging.LogWarnf("tx [%dms]", elapsed)
+			logging.LogWarnf("op tx [%dms]", elapsed)
 		}
 	}
 	currentTx = nil
@@ -178,12 +173,6 @@ type TxErr struct {
 
 func performTx(tx *Transaction) (ret *TxErr) {
 	if 1 > len(tx.DoOperations) {
-		txDelay -= 1000
-		if 100*txFixDelay < txDelay {
-			txDelay = txDelay / 2
-		} else if 0 > txDelay {
-			txDelay = txFixDelay
-		}
 		return
 	}
 
@@ -202,7 +191,6 @@ func performTx(tx *Transaction) (ret *TxErr) {
 		return
 	}
 
-	start := time.Now()
 	for _, op := range tx.DoOperations {
 		switch op.Action {
 		case "create":
@@ -243,11 +231,6 @@ func performTx(tx *Transaction) (ret *TxErr) {
 		logging.LogErrorf("commit tx failed: %s", cr)
 		return &TxErr{msg: cr.Error()}
 	}
-	elapsed := int(time.Now().Sub(start).Milliseconds())
-	txDelay = 10 + elapsed
-	if 1000*10 < txDelay {
-		txDelay = 1000 * 10
-	}
 	return
 }
 
@@ -1186,11 +1169,9 @@ func updateRefTextRenameDoc(renamedTree *parse.Tree) {
 	updateRefTextRenameDocLock.Unlock()
 }
 
-func autoFlushUpdateRefTextRenameDoc() {
-	for {
-		sql.WaitForWritingDatabase()
-		flushUpdateRefTextRenameDoc()
-	}
+func FlushUpdateRefTextRenameDocJob() {
+	sql.WaitForWritingDatabase()
+	flushUpdateRefTextRenameDoc()
 }
 
 func flushUpdateRefTextRenameDoc() {
diff --git a/kernel/sql/queue.go b/kernel/sql/queue.go
index c8528f850..ecafee0b1 100644
--- a/kernel/sql/queue.go
+++ b/kernel/sql/queue.go
@@ -53,11 +53,8 @@ type dbQueueOperation struct {
 	renameTreeOldHPath            string      // rename
 }
 
-func AutoFlushTx() {
-	for {
-		time.Sleep(util.SQLFlushInterval)
-		task.AppendTask(task.DatabaseIndexCommit, FlushQueue)
-	}
+func FlushTxJob() {
+	task.AppendTask(task.DatabaseIndexCommit, FlushQueue)
 }
 
 func WaitForWritingDatabase() {
diff --git a/kernel/task/queue.go b/kernel/task/queue.go
index b1b3afbc8..276254eab 100644
--- a/kernel/task/queue.go
+++ b/kernel/task/queue.go
@@ -121,56 +121,50 @@ func ContainIndexTask() bool {
 	return false
 }
 
-func StatusLoop() {
-	for {
-		time.Sleep(5 * time.Second)
-		tasks := taskQueue
-		data := map[string]interface{}{}
-		var items []map[string]interface{}
-		for _, task := range tasks {
-			if OCRImage == task.Action || DatabaseIndexEmbedBlock == task.Action {
-				continue
-			}
-
-			actionLangs := util.TaskActionLangs[util.Lang]
-			action := task.Action
-			if nil != actionLangs {
-				if label := actionLangs[task.Action]; nil != label {
-					action = label.(string)
-				}
-			}
-			item := map[string]interface{}{
-				"action": action,
-			}
-			items = append(items, item)
-		}
-		if 1 > len(items) {
-			items = []map[string]interface{}{}
-		}
-		data["tasks"] = items
-		util.PushBackgroundTask(data)
-	}
-}
-
-func Loop() {
-	for {
-		time.Sleep(100 * time.Millisecond)
-		if QueueStatusClosing == taskQueueStatus {
-			clearQueue()
-			break
-		}
-
-		task := popTask()
-		if nil == task {
+func StatusJob() {
+	tasks := taskQueue
+	data := map[string]interface{}{}
+	var items []map[string]interface{}
+	for _, task := range tasks {
+		if OCRImage == task.Action || DatabaseIndexEmbedBlock == task.Action {
 			continue
 		}
 
-		if util.IsExiting {
-			break
+		actionLangs := util.TaskActionLangs[util.Lang]
+		action := task.Action
+		if nil != actionLangs {
+			if label := actionLangs[task.Action]; nil != label {
+				action = label.(string)
+			}
 		}
-
-		execTask(task)
+		item := map[string]interface{}{
+			"action": action,
+		}
+		items = append(items, item)
 	}
+	if 1 > len(items) {
+		items = []map[string]interface{}{}
+	}
+	data["tasks"] = items
+	util.PushBackgroundTask(data)
+}
+
+func ExecTaskJob() {
+	if QueueStatusClosing == taskQueueStatus {
+		clearQueue()
+		return
+	}
+
+	task := popTask()
+	if nil == task {
+		return
+	}
+
+	if util.IsExiting {
+		return
+	}
+
+	execTask(task)
 }
 
 func clearQueue() {
diff --git a/kernel/treenode/blocktree.go b/kernel/treenode/blocktree.go
index ff18cf3e4..6f84277be 100644
--- a/kernel/treenode/blocktree.go
+++ b/kernel/treenode/blocktree.go
@@ -400,13 +400,6 @@ func IndexBlockTree(tree *parse.Tree) {
 	})
 }
 
-func AutoFlushBlockTree() {
-	for {
-		SaveBlockTree(false)
-		time.Sleep(1 * time.Second)
-	}
-}
-
 func InitBlockTree(force bool) {
 	start := time.Now()
 
@@ -483,6 +476,10 @@ func InitBlockTree(force bool) {
 	return
 }
 
+func SaveBlockTreeJob() {
+	SaveBlockTree(false)
+}
+
 func SaveBlockTree(force bool) {
 	start := time.Now()
 	os.MkdirAll(util.BlockTreePath, 0755)