xiaochuan's multiapp examples

evaluation_examples/examples/multi_apps/2373b66a-092d-44cb-bfd7-82e86e7a3b4d.json

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+{
+    "id": "2373b66a-092d-44cb-bfd7-82e86e7a3b4d",
+    "snapshot": "multiapps",
+    "instruction": "I want to understand the resource usage of my Ubuntu system under normal workloads. Please use the `sar` command in the `sysstat` toolkit to monitor the system CPU usage, evaluate the status once every second for 30 seconds, output the results to \"System_Resources_Report.txt\" under Desktop, and convert the txt to csv file with the same name.",
+    "source": "author",
+    "config": [
+          {
+            "type": "command",
+            "parameters":{
+                "command": "echo lixiaochuan20 | sudo -S apt-get update && echo lixiaochuan20 | sudo -S apt-get install sysstat",
+                "shell": "true"
+            }
+        }
+    ],
+    "trajectory": "trajectories/",
+    "related_apps": [
+      "os", "calc"
+    ],
+    "evaluator": {
+      "func": ["file_contains", "check_csv_line_number"],
+      "result": 
+        [
+        {
+            "type": "vm_file",
+            "path": "/home/user/Desktop/System_Resources_Report.txt",
+            "dest": "System_Resources_Report.txt"
+        },
+        {
+            "type": "vm_file",
+            "path": "/home/user/Desktop/System_Resources_Report.csv",
+            "dest": "System_Resources_Report.csv"
+        }
+        ],
+      "expected": 
+      [
+        {
+        "type": "rule",
+        "rules" :{
+            "expected": ["tps", "rtps", "wtps", "dtps", "bread/s", "bwrtn/s", "bdscd/s", "Average", "Linux"]
+        }
+        },
+      {
+        "type": "rule",
+        "rules": {
+            "expected": "33"
+        }
+      }]
+    }
+  }