diff --git a/roles/Devstack.json b/roles/Devstack.json
index 77fe4d4..20097a9 100644
--- a/roles/Devstack.json
+++ b/roles/Devstack.json
@@ -5,6 +5,24 @@
   "default_attributes": {
     "apt": {
       "periodic_update_min_delay": 60
+    },
+    "monasca_agent": {
+      "plugin": {
+        "host_alive": {
+          "init_config": {
+            "ssh_port": 22,
+            "ssh_timeout": 0.5,
+            "ping_timeout": 1
+          },
+          "instances": {
+            "mini-mon": {
+              "name": "mini-mon",
+              "host_name": "192.168.10.4",
+              "alive_test": "ssh"
+            }
+          }
+        }
+      }
     }
   },
   "override_attributes": {
diff --git a/roles/Mini-Mon.json b/roles/Mini-Mon.json
index 825eda9..596d531 100644
--- a/roles/Mini-Mon.json
+++ b/roles/Mini-Mon.json
@@ -6,6 +6,24 @@
     "apt": {
       "periodic_update_min_delay": 60
     },
+    "monasca_agent": {
+      "plugin": {
+        "host_alive": {
+          "init_config": {
+            "ssh_port": 22,
+            "ssh_timeout": 0.5,
+            "ping_timeout": 1
+          },
+          "instances": {
+            "devstack": {
+              "name": "devstack",
+              "host_name": "192.168.10.5",
+              "alive_test": "ssh"
+            }
+          }
+        }
+      }
+    },
     "influxdb": {
       "config": {
         "logging": {
diff --git a/split/roles/Api.json b/split/roles/Api.json
index 2aa6ea0..d4f1dfd 100644
--- a/split/roles/Api.json
+++ b/split/roles/Api.json
@@ -3,6 +3,29 @@
   "description": "Sets up the Monitoring Api",
   "json_class": "Chef::Role",
   "default_attributes": {
+    "monasca_agent": {
+      "plugin": {
+        "host_alive": {
+          "init_config": {
+            "ssh_port": 22,
+            "ssh_timeout": 0.5,
+            "ping_timeout": 1
+          },
+          "instances": {
+            "mysql": {
+              "name": "mysql",
+              "host_name": "192.168.10.6",
+              "alive_test": "ssh"
+            },
+            "kafka": {
+              "name": "kafka",
+              "host_name": "192.168.10.10",
+              "alive_test": "ssh"
+            }
+          }
+        }
+      }
+    }
   },
   "override_attributes": {
   },
diff --git a/split/roles/Devstack.json b/split/roles/Devstack.json
index 77fe4d4..4372006 100644
--- a/split/roles/Devstack.json
+++ b/split/roles/Devstack.json
@@ -5,6 +5,24 @@
   "default_attributes": {
     "apt": {
       "periodic_update_min_delay": 60
+    },
+    "monasca_agent": {
+      "plugin": {
+        "host_alive": {
+          "init_config": {
+            "ssh_port": 22,
+            "ssh_timeout": 0.5,
+            "ping_timeout": 1
+          },
+          "instances": {
+            "thresh": {
+              "name": "thresh",
+              "host_name": "192.168.10.14",
+              "alive_test": "ssh"
+            }
+          }
+        }
+      }
     }
   },
   "override_attributes": {
diff --git a/split/roles/Persister.json b/split/roles/Persister.json
index 9879108..ef97e3c 100644
--- a/split/roles/Persister.json
+++ b/split/roles/Persister.json
@@ -3,6 +3,24 @@
   "description": "Sets up Persister",
   "json_class": "Chef::Role",
   "default_attributes": {
+    "monasca_agent": {
+      "plugin": {
+        "host_alive": {
+          "init_config": {
+            "ssh_port": 22,
+            "ssh_timeout": 0.5,
+            "ping_timeout": 1
+          },
+          "instances": {
+            "vertica": {
+              "name": "vertica",
+              "host_name": "192.168.10.8",
+              "alive_test": "ssh"
+            }
+          }
+        }
+      }
+    }
   },
   "override_attributes": {
   },
diff --git a/split/roles/Thresh.json b/split/roles/Thresh.json
index e3ec77c..2187620 100644
--- a/split/roles/Thresh.json
+++ b/split/roles/Thresh.json
@@ -21,6 +21,24 @@
           "192.168.10.10"
         ]
       }
+    },
+    "monasca_agent": {
+      "plugin": {
+        "host_alive": {
+          "init_config": {
+            "ssh_port": 22,
+            "ssh_timeout": 0.5,
+            "ping_timeout": 1
+          },
+          "instances": {
+            "devstack": {
+              "name": "devstack",
+              "host_name": "192.168.10.5",
+              "alive_test": "ssh"
+            }
+          }
+        }
+      }
     }
   },
   "override_attributes": {