소스 수정

backend/routes/_ws.ts

@@ -175,10 +175,10 @@ async function getServerDashboard() {
   for (const server of servers) {
     // 최신 로그
     const snapshot = await queryOne(`
-      SELECT cpu_usage as cpu_percent, memory_usage as memory_percent, disk_usage as disk_percent, checked_at as collected_at
-      FROM server_logs 
-      WHERE target_id = $1 AND is_success = 1
-      ORDER BY checked_at DESC 
+      SELECT cpu_percent, memory_percent, collected_at
+      FROM server_snapshots 
+      WHERE target_id = $1 AND is_online = 1
+      ORDER BY collected_at DESC 
       LIMIT 1
     `, [server.target_id])