diff --git a/prometheus/prometheus/config/reles/node_rules.yml b/prometheus/prometheus/config/reles/node_rules.yml
index 134801c..bb337d4 100644
--- a/prometheus/prometheus/config/reles/node_rules.yml
+++ b/prometheus/prometheus/config/reles/node_rules.yml
@@ -40,23 +40,23 @@ groups:
  
  
   - alert: 网络流入
-    expr: ((sum(rate (node_network_receive_bytes_total{device!~'tap.*|veth.*|br.*|docker.*|virbr*|lo*'}[5m])) by (instance,job)) / 100) > 102400
+    expr: ((sum(rate (node_network_receive_bytes_total{device!~'tap.*|veth.*|br.*|docker.*|virbr*|lo*'}[15m])) by (instance,job)) / 100) > 202400
     for: 1m
     labels:
       severity: 严重告警
     annotations:
       summary: "{{$labels.instance}} 流入网络带宽过高，请尽快处理！"
-      description: "{{$labels.instance}} 流入网络带宽持续1分钟高于100M. RX带宽使用量{{$value}}."
+      description: "{{$labels.instance}} 流入网络带宽持续1分钟高于200M. RX带宽使用量{{$value | printf \"%.2f\"}}."
  
   - alert: 网络流出
-    expr: ((sum(rate (node_network_transmit_bytes_total{device!~'tap.*|veth.*|br.*|docker.*|virbr*|lo*'}[5m])) by (instance,job)) / 100) > 102400
+    expr: ((sum(rate (node_network_transmit_bytes_total{device!~'tap.*|veth.*|br.*|docker.*|virbr*|lo*'}[15m])) by (instance,job)) / 100) > 202400
     for: 1m
     labels:
       severity: 严重告警
     annotations:
       summary: "{{$labels.instance}} 流出网络带宽过高,请尽快处理！"
-      description: "{{$labels.instance}} 流出网络带宽持15分钟高于100M. RX带宽使用量{$value}}."
-  
+      description: "{{$labels.instance}} 流出网络带宽持15分钟高于200M. RX带宽使用量{{$value | printf \"%.2f\"}}."
+
   - alert: TCP连接数
     expr: node_netstat_Tcp_CurrEstab > 10000
     for: 1m