diff --git a/crontab.go b/crontab.go
index ea8e26c..6d34924 100644
--- a/crontab.go
+++ b/crontab.go
@@ -3,6 +3,7 @@ package curl2info
 import (
 	"errors"
 	"fmt"
+	"log"
 	"regexp"
 	"strconv"
 	"strings"
@@ -75,6 +76,57 @@ func (cron *Crontab) CreateYearPlan() {
 	cron.YearPlan.FromCrontab(cron)
 }
 
+// TimeUp 是否时间快到
+func (cron *Crontab) TimeUp(now time.Time) bool {
+
+	maxlen := 1000
+	createlen := 500
+
+	plen := len(cron.WillPlans)
+	if plen <= createlen {
+		var lastplan time.Time
+		if plen == 0 {
+			lastplan = now
+		} else {
+			lastplan = cron.WillPlans[plen-1].Add(time.Minute)
+		}
+		if !cron.YearPlan.CheckYear() {
+			cron.CreateYearPlan()
+		}
+
+		timeplans := cron.YearPlan.GetPlanTime(cron, lastplan, uint(maxlen-plen))
+		cron.WillPlans = append(cron.WillPlans, timeplans...)
+	}
+
+	if len(cron.WillPlans) > 0 {
+		istimeup := false
+		for i := 0; i < maxlen; i++ {
+			if now.Unix() >= cron.WillPlans[i].Unix() {
+				istimeup = true
+			} else {
+				if istimeup {
+					if i > 0 {
+						cron.SkipPlans = append(cron.SkipPlans, cron.WillPlans[0:i]...)
+						if len(cron.SkipPlans) >= maxlen+200 {
+							cron.SkipPlans = cron.SkipPlans[200:]
+						}
+					}
+					cron.WillPlans = cron.WillPlans[i+1:]
+					return istimeup
+				}
+
+				return istimeup
+			}
+		}
+		cron.SkipPlans = cron.WillPlans
+		cron.WillPlans = nil
+		return istimeup
+	}
+
+	log.Panicln("error willplans range")
+	return false
+}
+
 func createTimePointer(min string, llimit, rlimit int, fixedLeftRight bool) []timePointer {
 
 	var result []timePointer
diff --git a/crontab_test.go b/crontab_test.go
index 8fe84e9..9637c26 100644
--- a/crontab_test.go
+++ b/crontab_test.go
@@ -14,14 +14,14 @@ import (
 
 func TestParseCrontab(t *testing.T) {
 	// crontab := "0-5/2,7-30/3,30,35,40-^1 * * * *" //(秒) 分 时 号(每月的多少号, 要注意月可可能性)  星期几(每个星期的) /每 ,列表 -范围
-	crontab := "* * * * 6-6"
+	crontab := "* * * * *"
 	t.Error("")
 	// t.Error(NewCrontab(crontab))
 
 	var s []*TrieYear
 	PrintMemUsage()
 
-	for i := 0; i < 10000; i++ {
+	for i := 0; i < 100; i++ {
 		ty := newTrieYear(2018)
 		ty.FromCrontab(NewCrontab(crontab))
 		s = append(s, ty)
@@ -30,7 +30,25 @@ func TestParseCrontab(t *testing.T) {
 	ty := newTrieYear(2018)
 	cron := NewCrontab(crontab)
 	ty.FromCrontab(cron)
+
+	t1 := time.Now()
 	log.Println(ty.GetPlanTime(cron, time.Now(), 10))
+	log.Println(time.Since(t1))
+
+	cron.CreateYearPlan()
+
+	cur := time.Now().Add(time.Minute * 2)
+	for i := 0; i < 510; i++ {
+
+		if i >= 499 {
+			// log.Println("skip:", cron.SkipPlans, len(cron.SkipPlans))
+			log.Println(cur, "will:", cron.WillPlans[0:10], len(cron.WillPlans))
+			log.Println("skip:", cron.SkipPlans)
+		}
+		log.Println(cron.TimeUp(cur))
+		cur = cur.Add(time.Minute * 1) // 模拟出来的分绝对一分钟, 程序损耗会多几毫秒
+		// time.Sleep(time.Minute * 1)
+	}
 
 	// for {
 
diff --git a/trie_year.go b/trie_year.go
index d0b6529..2018e4d 100644
--- a/trie_year.go
+++ b/trie_year.go
@@ -8,23 +8,6 @@ var defaultTime = time.Now()
 
 type SecondNode int
 
-// type INode interface {
-// 	Get() interface{}
-// 	Set(value interface{})
-// }
-
-// type TYNode struct {
-// 	Value interface{}
-// }
-
-// func (min *TYNode) Get() interface{} {
-// 	return min.Value
-// }
-
-// func (min *TYNode) Set(value interface{}) {
-// 	min.Value = value
-// }
-
 type MinuteNode struct {
 }
 
@@ -169,7 +152,6 @@ func (ty *TrieYear) GetPlanTime(cron *Crontab, aftertime time.Time, count uint)
 						if hour != nil {
 
 							for n := 0; n <= 59; n++ {
-
 								if nmonth == i && nday == j && nhour == k {
 									if n < nminute {
 										continue
@@ -186,7 +168,6 @@ func (ty *TrieYear) GetPlanTime(cron *Crontab, aftertime time.Time, count uint)
 										ty.clearHour()
 										return result
 									}
-
 								}
 							}
 
@@ -198,38 +179,10 @@ func (ty *TrieYear) GetPlanTime(cron *Crontab, aftertime time.Time, count uint)
 		}
 	}
 
+	ty.clearHour()
 	return result
 }
 
-// Contain 包含
-// func (ty *TrieYear) Contain(now *time.Time) INode {
-
-// 	// 月
-// 	month := ty.Month[int(now.Month())]
-
-// 	if month != nil {
-
-// 		// 天
-// 		day := month.Day[now.Day()]
-
-// 		if day != nil {
-
-// 			var hour *HourNode
-// 			hour = day.Hour[now.Hour()]
-
-// 			var min *MinuteNode
-// 			if hour != nil {
-// 				min = hour.Minute[now.Minute()]
-// 			}
-
-// 			return min
-// 		}
-
-// 	}
-
-// 	return nil
-// }
-
 // FromCrontab 从Crontab生成树
 func (ty *TrieYear) FromCrontab(cron *Crontab) {
 	// 月的填充
@@ -253,13 +206,14 @@ func filterDay(cron *Crontab, curday *DayNode) bool {
 		if w.isAll {
 			return false
 		}
+
 		for n := w.left; n <= w.right; n += w.per {
-			if n != int(curday.Week) {
-				return true
+			if n == int(curday.Week) {
+				return false
 			}
 		}
 	}
-	return false
+	return true
 }
 
 func insertDay(cron *Crontab, curMonth *MonthNode) {