diff --git a/platform/dynamic-runner/README.md b/platform/dynamic-runner/README.md
index f3dad91..39c3959 100644
--- a/platform/dynamic-runner/README.md
+++ b/platform/dynamic-runner/README.md
@@ -24,7 +24,7 @@ OpenSandbox chart 所有权边界。
 - Deployment 为单副本，滚动策略固定 `maxSurge: 1`、`maxUnavailable: 0`，保证新
   facade Ready 后才终止旧实例。scheduler 必须通过 Kubernetes Lease 保持单 leader，
   不能依赖 Recreate 避免重复领取。
-- scheduler 将 assignment 持久化后继续领取；`POD_CAPACITY=1` 与 `VM_CAPACITY=1`
+- scheduler 将 assignment 持久化后继续领取；`POD_CAPACITY=4` 与 `VM_CAPACITY=1`
   分别限制两个 durable consumer，任一 backend 不占用另一方的执行槽位。
 - rollout 重叠期间只有持有 `Lease/dynamic-runner-scheduler` 的 controller 执行
   `FetchTask`；所有 Ready 实例都可通过 backend metadata 恢复 claim 并服务 facade。
diff --git a/platform/dynamic-runner/deployment.yaml b/platform/dynamic-runner/deployment.yaml
index 5328247..4d025c2 100644
--- a/platform/dynamic-runner/deployment.yaml
+++ b/platform/dynamic-runner/deployment.yaml
@@ -79,7 +79,7 @@ spec:
             - name: POD_EXECUTOR_UID
               value: "2000"
             - name: POD_CAPACITY
-              value: "1"
+              value: "4"
             - name: OPENSANDBOX_API
               value: http://10.60.0.13:8080
             - name: OPENSANDBOX_API_KEY_FILE