diff --git a/backend/services/system_info.py b/backend/services/system_info.py
index 763b912..92129b2 100644
--- a/backend/services/system_info.py
+++ b/backend/services/system_info.py
@@ -297,7 +297,17 @@ def get_network_traffic() -> Dict[str, Any]:
         return {"error": str(e)}
 
 
+def _is_container() -> bool:
+    try:
+        r = subprocess.run(["/usr/bin/systemd-detect-virt"], capture_output=True, text=True, timeout=3)
+        return r.returncode == 0 and r.stdout.strip() not in ("none", "")
+    except Exception:
+        return False
+
+
 def get_disk_io() -> Dict[str, Any]:
+    if _is_container():
+        return {"disks": []}
     try:
         with open("/proc/diskstats", "r") as f:
             lines = f.readlines()