소스 수정

backend/routes/_ws.ts

@@ -183,6 +183,17 @@ async function getServerDashboard() {
       LIMIT 1
     `, [server.target_id])
     
+    // 최신 디스크 사용률 (최대값)
+    const diskData = await queryOne(`
+      SELECT MAX(disk_percent) as disk_percent
+      FROM server_disks
+      WHERE target_id = $1
+        AND collected_at = (SELECT MAX(collected_at) FROM server_disks WHERE target_id = $1)
+        AND device_name NOT LIKE '%loop%'
+        AND mount_point NOT LIKE '%/snap%'
+        AND fs_type NOT IN ('tmpfs', 'squashfs')
+    `, [server.target_id])
+    
     // 오프라인 체크
     let isOffline = true
     let lastCollected = null
@@ -199,7 +210,7 @@ async function getServerDashboard() {
     if (!isOffline && snapshot) {
       cpuLevel = getLevel(Number(snapshot.cpu_percent), thresholds.server?.cpu || { warning: 70, critical: 85, danger: 95 })
       memLevel = getLevel(Number(snapshot.memory_percent), thresholds.server?.memory || { warning: 80, critical: 90, danger: 95 })
-      diskLevel = getLevel(Number(snapshot.disk_percent), thresholds.server?.disk || { warning: 80, critical: 90, danger: 95 })
+      diskLevel = getLevel(Number(diskData?.disk_percent), thresholds.server?.disk || { warning: 80, critical: 90, danger: 95 })
       serverLevel = getHighestLevel([cpuLevel, memLevel, diskLevel])
     }
     
@@ -280,7 +291,7 @@ async function getServerDashboard() {
       cpu_level: cpuLevel,
       memory_percent: snapshot?.memory_percent ?? null,
       memory_level: memLevel,
-      disk_percent: snapshot?.disk_percent ?? null,
+      disk_percent: diskData?.disk_percent ?? null,
       disk_level: diskLevel,
       last_collected: lastCollected,
       containers: containers,