diff --git a/_constraints b/_constraints
new file mode 100644
index 0000000..862400c
--- /dev/null
+++ b/_constraints
@@ -0,0 +1,18 @@
+<?xml version="1.0"?>
+<constraints>
+  <hardware>
+    <disk>
+      <size unit="M">2500</size>
+    </disk>
+  </hardware>
+   <overwrite>
+    <conditions>
+      <arch>aarch64</arch>
+    </conditions>
+    <hardware>
+      <memory>
+        <size unit="G">11</size>
+      </memory>
+    </hardware>
+  </overwrite>
+</constraints>