diff --git a/.env.example b/.env.example
index 1bd7478..a86b621 100644
--- a/.env.example
+++ b/.env.example
@@ -9,7 +9,7 @@ SPARKFLOW_SESSION_COOKIE_SECURE=0
 LOGIN_DESKTOP_BIND_ADDRESS=127.0.0.1
 LOGIN_DESKTOP_WEB_PORT=8788
 LOGIN_DESKTOP_PUBLIC_URL=/login-desktop/proxy/vnc.html?autoconnect=1&resize=scale&view_only=0&path=login-desktop/proxy/websockify
-LOGIN_DESKTOP_CPUS=1.0
+LOGIN_DESKTOP_CPUS=0.8
 LOGIN_DESKTOP_MEMORY_LIMIT=1200m
 LOGIN_DESKTOP_PIDS_LIMIT=256
 LOGIN_DESKTOP_IDLE_TIMEOUT_SECONDS=1800
diff --git a/DouYinSparkFlow/tests/test_deployment_contract.py b/DouYinSparkFlow/tests/test_deployment_contract.py
index d72b50d..8bf0e6e 100644
--- a/DouYinSparkFlow/tests/test_deployment_contract.py
+++ b/DouYinSparkFlow/tests/test_deployment_contract.py
@@ -115,7 +115,7 @@ class DeploymentContractTests(unittest.TestCase):
         compose = (REPO_ROOT / "docker-compose.yml").read_text(encoding="utf-8")
         start_script = (SOURCE_ROOT / "scripts" / "start_login_desktop.sh").read_text(encoding="utf-8")
         server = (SOURCE_ROOT / "login_desktop_server.py").read_text(encoding="utf-8")
-        self.assertIn("cpus: ${LOGIN_DESKTOP_CPUS:-1.0}", compose)
+        self.assertIn("cpus: ${LOGIN_DESKTOP_CPUS:-0.8}", compose)
         self.assertIn("mem_limit: ${LOGIN_DESKTOP_MEMORY_LIMIT:-1200m}", compose)
         self.assertIn("pids_limit: ${LOGIN_DESKTOP_PIDS_LIMIT:-256}", compose)
         self.assertIn("-nap -wait 50 -defer 50", start_script)
diff --git a/docker-compose.yml b/docker-compose.yml
index 9eff5b0..1042e81 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -87,7 +87,7 @@ services:
     ports:
       - "${LOGIN_DESKTOP_BIND_ADDRESS:-127.0.0.1}:${LOGIN_DESKTOP_WEB_PORT:-8788}:6080"
     command: bash /app/scripts/start_login_desktop.sh
-    cpus: ${LOGIN_DESKTOP_CPUS:-1.0}
+    cpus: ${LOGIN_DESKTOP_CPUS:-0.8}
     mem_limit: ${LOGIN_DESKTOP_MEMORY_LIMIT:-1200m}
     pids_limit: ${LOGIN_DESKTOP_PIDS_LIMIT:-256}
     volumes: