Update lisa/sut_orchestrator/openvmm/node.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: vyadavmsft

lisa/sut_orchestrator/openvmm/node.py

@@ -801,16 +801,19 @@ def _capture_forwarding_state(
     def _capture_command_outputs(self, commands: list[tuple[str, str]]) -> list[str]:
         outputs: list[str] = []
         for label, command in commands:
-            result = self.host_node.execute(
-                command,
-                shell=True,
-                sudo=True,
-                no_info_log=True,
-                no_error_log=True,
-                expected_exit_code=0,
-            )
-            output = result.stdout.strip()
-            outputs.append(f"{label}: {output if output else '<empty>'}")
+            try:
+                result = self.host_node.execute(
+                    command,
+                    shell=True,
+                    sudo=True,
+                    no_info_log=True,
+                    no_error_log=True,
+                    expected_exit_code=None,
+                )
+                output = result.stdout.strip()
+                outputs.append(f"{label}: {output if output else '<empty>'}")
+            except LisaException as identifier:
+                outputs.append(f"{label}: <unavailable: {identifier}>")
         return outputs
 
     def stop_node(self, node: Node, wait: bool = True) -> None: