Update.

Author: xOS

service/rpc/server.go

@@ -123,16 +123,39 @@ func (s *ServerHandler) ReportSystemState(c context.Context, r *pb.State) (*pb.R
 	// 检查是否是服务器重启
 	isRestart := false
 	if singleton.ServerList[clientID].Host != nil && singleton.ServerList[clientID].State != nil {
-		// 如果当前流量小于之前保存的流量，可能是重启
-		if originalNetInTransfer < singleton.ServerList[clientID].State.NetInTransfer ||
-			originalNetOutTransfer < singleton.ServerList[clientID].State.NetOutTransfer {
-			isRestart = true
-			log.Printf("检测到服务器 %s 可能重启: 当前入站=%d < 之前入站=%d 或 当前出站=%d < 之前出站=%d",
-				singleton.ServerList[clientID].Name,
-				originalNetInTransfer,
-				singleton.ServerList[clientID].State.NetInTransfer,
-				originalNetOutTransfer,
-				singleton.ServerList[clientID].State.NetOutTransfer)
+		// 获取之前的流量值（原始值，不包含累计）
+		prevNetIn := singleton.ServerList[clientID].State.NetInTransfer - singleton.ServerList[clientID].CumulativeNetInTransfer
+		prevNetOut := singleton.ServerList[clientID].State.NetOutTransfer - singleton.ServerList[clientID].CumulativeNetOutTransfer
+		
+		// 计算流量差值的绝对值和百分比
+		netInDiff := float64(prevNetIn - originalNetInTransfer)
+		netOutDiff := float64(prevNetOut - originalNetOutTransfer)
+		
+		// 设置重启检测阈值：
+		// 1. 流量回退超过1GB且回退幅度超过50%
+		// 2. 或者两个方向的流量都大幅回退超过500MB
+		const restartThresholdBytes = 1024 * 1024 * 1024 // 1GB
+		const restartThresholdSmall = 500 * 1024 * 1024  // 500MB
+		const restartPercentThreshold = 0.5               // 50%
+		
+		if prevNetIn > 0 && prevNetOut > 0 { // 确保有历史数据
+			netInPercent := netInDiff / float64(prevNetIn)
+			netOutPercent := netOutDiff / float64(prevNetOut)
+			
+			// 重启条件：大幅流量回退
+			largeRollback := (netInDiff > restartThresholdBytes && netInPercent > restartPercentThreshold) ||
+				(netOutDiff > restartThresholdBytes && netOutPercent > restartPercentThreshold)
+			
+			// 或者两个方向都有明显回退
+			bothRollback := netInDiff > restartThresholdSmall && netOutDiff > restartThresholdSmall
+			
+			if largeRollback || bothRollback {
+				isRestart = true
+				log.Printf("检测到服务器 %s 可能重启: 入站回退=%.2fMB(%.1f%%), 出站回退=%.2fMB(%.1f%%)",
+					singleton.ServerList[clientID].Name,
+					netInDiff/(1024*1024), netInPercent*100,
+					netOutDiff/(1024*1024), netOutPercent*100)
+			}
 		}
 	}