diff --git a/static/src/stores/resource.ts b/static/src/stores/resource.ts
index 94d3786..fec38ca 100644
--- a/static/src/stores/resource.ts
+++ b/static/src/stores/resource.ts
@@ -76,6 +76,9 @@ export const useResourceStore = defineStore('resource', {
       up_bps: null
     } as ContainerNetRate,
     lastContainerSample: null as ContainerSample | null,
+    containerStatsInFlight: false,
+    containerStatsFailCount: 0,
+    containerStatsIntervalMs: 500,
     containerStatsTimer: null as ReturnType<typeof setInterval> | null,
     projectStorageTimer: null as ReturnType<typeof setInterval> | null,
     projectStorageInFlight: false,
@@ -202,33 +205,71 @@ export const useResourceStore = defineStore('resource', {
       this.containerStatus = status;
     },
     async pollContainerStats() {
+      if (typeof document !== 'undefined' && document.hidden) {
+        return;
+      }
+      if (this.containerStatsInFlight) {
+        return;
+      }
+      this.containerStatsInFlight = true;
+      const controller = typeof AbortController !== 'undefined' ? new AbortController() : null;
+      const timeoutId = controller ? window.setTimeout(() => controller.abort(), 4000) : null;
       try {
-        const response = await fetch('/api/container-status');
+        const response = await fetch('/api/container-status', {
+          signal: controller?.signal
+        });
         if (!response.ok) {
-          return;
+          throw new Error(`http-${response.status}`);
         }
         const data = await response.json();
         if (data.success) {
           this.updateContainerStatus(data.data || null);
         }
+        this.containerStatsFailCount = 0;
+        if (this.containerStatsIntervalMs > 500) {
+          this._restartContainerStatsTimer(500);
+        }
       } catch (error) {
         console.warn('获取容器状态异常:', error);
+        this.containerStatsFailCount += 1;
+        if (this.containerStatsFailCount >= 3) {
+          const nextInterval = Math.min(this.containerStatsIntervalMs * 2, 10_000);
+          this._restartContainerStatsTimer(nextInterval);
+        }
+      } finally {
+        this.containerStatsInFlight = false;
+        if (timeoutId) {
+          clearTimeout(timeoutId);
+        }
       }
     },
     startContainerStatsPolling() {
       if (this.containerStatsTimer) {
         return;
       }
+      this.containerStatsFailCount = 0;
+      this.containerStatsIntervalMs = 500;
       this.pollContainerStats();
       this.containerStatsTimer = setInterval(() => {
         this.pollContainerStats();
-      }, 500);
+      }, this.containerStatsIntervalMs);
     },
     stopContainerStatsPolling() {
       if (this.containerStatsTimer) {
         clearInterval(this.containerStatsTimer);
         this.containerStatsTimer = null;
       }
+      this.containerStatsInFlight = false;
+    },
+    _restartContainerStatsTimer(interval: number) {
+      if (this.containerStatsTimer) {
+        clearInterval(this.containerStatsTimer);
+        this.containerStatsTimer = null;
+      }
+      this.containerStatsIntervalMs = interval;
+      this.containerStatsTimer = setInterval(() => {
+        this.pollContainerStats();
+      }, this.containerStatsIntervalMs);
     },
     async pollProjectStorage() {
       if (this.projectStorageInFlight) {