diff --git a/remind/remind.go b/remind/remind.go
index f39a837..df0dd9a 100644
--- a/remind/remind.go
+++ b/remind/remind.go
@@ -5,29 +5,31 @@ import (
 	"b612.me/stardb"
 	"b612.me/startimer"
 	"errors"
+	"fmt"
 	"sync"
 	"time"
 )
 
 type Remind struct {
 	db       *stardb.StarDB
-	tasks    map[int]Task
+	tasks    map[int64]Task
 	mu       *sync.RWMutex
 	callback func(remind Task)
 }
 
 type Task struct {
-	ID      int    `db:"id"`
+	ID      int64  `db:"id"`
 	Origin  string `db:"text"`
 	timer   *startimer.StarTimer
 	TmrInfo string `db:"code"`
 	Key     string `db:"key"`
 	Msg     []byte `db:"msg"`
+	Limit   int64  `db:"limits"`
 }
 
 func getCreateSql() []string {
 	return []string{
-		"CREATE TABLE IF NOT EXISTS remind(id INTEGER PRIMARY KEY AUTOINCREMENT,key VARCHAR(64),code TEXT,text TEXT,msg BLOB)",
+		"CREATE TABLE IF NOT EXISTS remind(id INTEGER PRIMARY KEY AUTOINCREMENT,key VARCHAR(64),limits INTEGER,code TEXT,text TEXT,msg BLOB)",
 		"CREATE INDEX IF NOT EXISTS key_idx ON remind (key)",
 	}
 }
@@ -53,7 +55,7 @@ func innerLoadDB(db *stardb.StarDB, callback func(task Task)) (*Remind, error) {
 		db:       db,
 		mu:       new(sync.RWMutex),
 		callback: callback,
-		tasks:    make(map[int]Task),
+		tasks:    make(map[int64]Task),
 	}
 	var res []Task
 	data, err := db.Query("select * from remind")
@@ -65,22 +67,25 @@ func innerLoadDB(db *stardb.StarDB, callback func(task Task)) (*Remind, error) {
 		return nil, err
 	}
 	if len(res) != 0 {
-		rem.tasks = make(map[int]Task, len(res))
+		rem.tasks = make(map[int64]Task, len(res))
 		for _, task := range res {
 			tmr := startimer.NewTimer(time.Now())
 			err = tmr.ImportRepeats(task.TmrInfo)
 			if err != nil {
 				return nil, err
 			}
+			tmr.SetRunCountLimit(int(task.Limit))
 			task.timer = &tmr
 			task.timer.AddTask(func() {
 				rem.callbackFn(task)
 			})
 			err = task.timer.Run()
 			if err != nil {
-				return nil, err
+				db.Exec(`delete from remind where id=?`, task.ID)
+				continue
 			}
 			rem.tasks[task.ID] = task
+			fmt.Printf("%+v\n", task)
 		}
 	}
 	return &rem, nil
@@ -125,7 +130,7 @@ func (r *Remind) AddTask(taskStr, key string, msg []byte) (Task, error) {
 	if err != nil {
 		return Task{}, err
 	}
-	rmt.ID = int(id)
+	rmt.ID = int64(id)
 	r.mu.Lock()
 	r.tasks[rmt.ID] = rmt
 	r.mu.Unlock()
@@ -138,7 +143,7 @@ func (r *Remind) AddTask(taskStr, key string, msg []byte) (Task, error) {
 	return rmt, nil
 }
 
-func (r *Remind) DeleteTask(id int) error {
+func (r *Remind) DeleteTask(id int64) error {
 	r.mu.RLock()
 	data, ok := r.tasks[id]
 	r.mu.RUnlock()
@@ -181,7 +186,7 @@ func (r *Remind) GetTasksByKey(key string) []Task {
 	return res
 }
 
-func (r *Remind) GetTaskByID(id int) Task {
+func (r *Remind) GetTaskByID(id int64) Task {
 	r.mu.RLock()
 	defer r.mu.RUnlock()
 	return r.tasks[id]
diff --git a/remind/reminde_test.go b/remind/reminde_test.go
index 1b80a0a..db01260 100644
--- a/remind/reminde_test.go
+++ b/remind/reminde_test.go
@@ -17,6 +17,22 @@ func exists(path string) bool {
 	return err == nil
 }
 
+func TestOtherDb(t *testing.T) {
+	var db stardb.StarDB
+	err := db.Open("sqlite", "./db.sqlite")
+	if err != nil {
+		t.Fatal(err)
+	}
+	r, err := NewRemind(&db, func(task Task) {
+		fmt.Println("hello world!", time.Now(), task.ID, task.Key, task.TmrInfo, task.Msg, task.Origin)
+	})
+
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Println(len(r.GetTasksByKey("705457681")))
+}
+
 func TestRemind(t *testing.T) {
 	var db stardb.StarDB
 	err := db.Open("sqlite", "./remind.db")