diff --git a/pkg/serverconfigs/metric_item_config.go b/pkg/serverconfigs/metric_item_config.go
index 3294510..b5eb162 100644
--- a/pkg/serverconfigs/metric_item_config.go
+++ b/pkg/serverconfigs/metric_item_config.go
@@ -136,6 +136,24 @@ func (this *MetricItemConfig) ServerExpiresTime() string {
 	}
 }
 
+// ServerExpiresDay 根据周期计算服务器端数据过期日期
+func (this *MetricItemConfig) ServerExpiresDay() string {
+	switch this.PeriodUnit {
+	case MetricItemPeriodUnitMonth:
+		return timeutil.Format("Ymd", time.Now().AddDate(0, -(this.Period*4), 0))
+	case MetricItemPeriodUnitWeek:
+		return timeutil.FormatTime("Ymd", time.Now().Unix()-86400*7*int64(this.Period*5))
+	case MetricItemPeriodUnitDay:
+		return timeutil.FormatTime("Ymd", time.Now().Unix()-86400*int64(this.Period*32))
+	case MetricItemPeriodUnitHour:
+		return timeutil.FormatTime("Ymd", time.Now().Unix()-3600*int64(this.Period*25)-86400)
+	case MetricItemPeriodUnitMinute:
+		return timeutil.FormatTime("Ymd", time.Now().Unix()-60*int64(this.Period*60)-86400)
+	default:
+		return ""
+	}
+}
+
 // LocalExpiresTime 根据周期计算本地端过期时间
 func (this *MetricItemConfig) LocalExpiresTime() string {
 	switch this.PeriodUnit {
diff --git a/pkg/serverconfigs/metric_item_config_test.go b/pkg/serverconfigs/metric_item_config_test.go
index 1d291bc..82a66ae 100644
--- a/pkg/serverconfigs/metric_item_config_test.go
+++ b/pkg/serverconfigs/metric_item_config_test.go
@@ -58,3 +58,26 @@ func TestMetricItemConfig_CurrentTime_Minute(t *testing.T) {
 		t.Log(period, ":", item.CurrentTime())
 	}
 }
+
+func TestMetricItemConfig_ServerExpiresDay(t *testing.T) {
+	{
+		var config = &MetricItemConfig{Period: 3, PeriodUnit: MetricItemPeriodUnitMonth}
+		t.Log(config.ServerExpiresDay())
+	}
+	{
+		var config = &MetricItemConfig{Period: 3, PeriodUnit: MetricItemPeriodUnitWeek}
+		t.Log(config.ServerExpiresDay())
+	}
+	{
+		var config = &MetricItemConfig{Period: 3, PeriodUnit: MetricItemPeriodUnitDay}
+		t.Log(config.ServerExpiresDay())
+	}
+	{
+		var config = &MetricItemConfig{Period: 3, PeriodUnit: MetricItemPeriodUnitHour}
+		t.Log(config.ServerExpiresDay())
+	}
+	{
+		var config = &MetricItemConfig{Period: 3, PeriodUnit: MetricItemPeriodUnitMinute}
+		t.Log(config.ServerExpiresDay())
+	}
+}
diff --git a/pkg/serverconfigs/metric_item_utils.go b/pkg/serverconfigs/metric_item_utils.go
index 71ff9e4..9918321 100644
--- a/pkg/serverconfigs/metric_item_utils.go
+++ b/pkg/serverconfigs/metric_item_utils.go
@@ -13,6 +13,10 @@ const (
 	MetricItemCategoryUDP  MetricItemCategory = "udp"
 )
 
+func FindAllMetricItemCategoryCodes() []MetricItemCategory {
+	return []MetricItemCategory{MetricItemCategoryHTTP, MetricItemCategoryTCP, MetricItemCategoryUDP}
+}
+
 // MetricItemPeriodUnit 指标周期单位
 type MetricItemPeriodUnit = string