AppDynamics · Schema
AppDynamics Application Model

Schema representing the AppDynamics application monitoring model including applications, tiers, nodes, business transactions, and backends.
APMApplication Performance MonitoringCiscoCloud ObservabilityDevOpsMonitoringObservabilityOpenTelemetry
Properties

Name	Type	Description
applications	array	The list of monitored business applications.
tiers	array	The list of tiers within the application.
nodes	array	The list of nodes within the application.
businessTransactions	array	The list of business transactions detected in the application.
backends	array	The list of backend components detected in the application.
View JSON Schema on GitHub
JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://appdynamics.com/schemas/appdynamics/application-model.json",
  "title": "AppDynamics Application Model",
  "description": "Schema representing the AppDynamics application monitoring model including applications, tiers, nodes, business transactions, and backends.",
  "type": "object",
  "$defs": {
    "Application": {
      "type": "object",
      "description": "A business application monitored by the AppDynamics Controller.",
      "required": ["id", "name"],
      "properties": {
        "id": {
          "type": "integer",
          "description": "The internal numeric identifier for the application."
        },
        "name": {
          "type": "string",
          "description": "The name of the business application.",
          "minLength": 1,
          "maxLength": 255
        },
        "description": {
          "type": "string",
          "description": "An optional description of the application."
        }
      }
    },
    "Tier": {
      "type": "object",
      "description": "A tier within a monitored business application representing a logical grouping of nodes.",
      "required": ["id", "name"],
      "properties": {
        "id": {
          "type": "integer",
          "description": "The internal numeric identifier for the tier."
        },
        "name": {
          "type": "string",
          "description": "The name of the tier.",
          "minLength": 1,
          "maxLength": 255
        },
        "type": {
          "type": "string",
          "description": "The agent type associated with this tier."
        },
        "agentType": {
          "type": "string",
          "description": "The type of agent instrumentation used by the tier.",
          "enum": [
            "APP_AGENT",
            "MACHINE_AGENT",
            "DOT_NET_APP_AGENT",
            "NODEJS_APP_AGENT",
            "PHP_APP_AGENT",
            "PYTHON_APP_AGENT",
            "GOLANG_SDK"
          ]
        },
        "numberOfNodes": {
          "type": "integer",
          "description": "The number of nodes belonging to this tier.",
          "minimum": 0
        }
      }
    },
    "Node": {
      "type": "object",
      "description": "A node representing a single application instance or process within a tier.",
      "required": ["id", "name", "tierId"],
      "properties": {
        "id": {
          "type": "integer",
          "description": "The internal numeric identifier for the node."
        },
        "name": {
          "type": "string",
          "description": "The name of the node.",
          "minLength": 1,
          "maxLength": 255
        },
        "type": {
          "type": "string",
          "description": "The agent type associated with this node."
        },
        "tierId": {
          "type": "integer",
          "description": "The numeric ID of the tier this node belongs to."
        },
        "tierName": {
          "type": "string",
          "description": "The name of the tier this node belongs to."
        },
        "machineId": {
          "type": "integer",
          "description": "The numeric ID of the machine hosting this node."
        },
        "machineName": {
          "type": "string",
          "description": "The name of the machine hosting this node."
        },
        "machineOSType": {
          "type": "string",
          "description": "The operating system type of the host machine.",
          "enum": ["Linux", "Windows", "Mac OS X", "Solaris", "AIX"]
        },
        "agentType": {
          "type": "string",
          "description": "The type of agent instrumentation used by the node."
        },
        "appAgentVersion": {
          "type": "string",
          "description": "The version of the application agent running on this node.",
          "pattern": "^[0-9]+\\.[0-9]+\\.[0-9]+.*$"
        },
        "machineAgentVersion": {
          "type": "string",
          "description": "The version of the machine agent running on the host."
        },
        "ipAddresses": {
          "type": "object",
          "description": "The IP addresses associated with this node."
        }
      }
    },
    "BusinessTransaction": {
      "type": "object",
      "description": "A business transaction representing a distinct request flow through the application.",
      "required": ["id", "name", "entryPointType", "tierId"],
      "properties": {
        "id": {
          "type": "integer",
          "description": "The internal numeric identifier for the business transaction."
        },
        "name": {
          "type": "string",
          "description": "The name of the business transaction.",
          "minLength": 1,
          "maxLength": 255
        },
        "entryPointType": {
          "type": "string",
          "description": "The entry point type for the transaction.",
          "enum": [
            "SERVLET",
            "HTTP",
            "WEB_SERVICE",
            "POJO",
            "EJB",
            "JMS",
            "SPRING_BEAN",
            "BINARY_REMOTING",
            "ASP_DOTNET",
            "NODEJS_WEB",
            "PHP_WEB",
            "PYTHON_WEB"
          ]
        },
        "internalName": {
          "type": "string",
          "description": "The internal unique name of the transaction."
        },
        "tierId": {
          "type": "integer",
          "description": "The numeric ID of the tier where the transaction entry point is detected."
        },
        "tierName": {
          "type": "string",
          "description": "The name of the tier where the transaction entry point is detected."
        },
        "background": {
          "type": "boolean",
          "description": "Indicates whether this is a background transaction.",
          "default": false
        }
      }
    },
    "Backend": {
      "type": "object",
      "description": "A backend component representing an external dependency detected by the Controller.",
      "required": ["id", "name", "exitPointType"],
      "properties": {
        "id": {
          "type": "integer",
          "description": "The internal numeric identifier for the backend."
        },
        "name": {
          "type": "string",
          "description": "The name of the backend component.",
          "minLength": 1
        },
        "exitPointType": {
          "type": "string",
          "description": "The exit point type for the backend.",
          "enum": [
            "HTTP",
            "JDBC",
            "JMS",
            "CACHE",
            "RABBITMQ",
            "MONGODB",
            "CASSANDRA",
            "WEB_SERVICE",
            "CUSTOM"
          ]
        },
        "properties": {
          "type": "array",
          "description": "Name-value properties describing the backend connection.",
          "items": {
            "type": "object",
            "properties": {
              "name": {
                "type": "string",
                "description": "The property name."
              },
              "value": {
                "type": "string",
                "description": "The property value."
              }
            }
          }
        }
      }
    },
    "MetricValue": {
      "type": "object",
      "description": "A single metric data point with statistical values for a time period.",
      "properties": {
        "startTimeInMillis": {
          "type": "integer",
          "description": "The start time in Unix epoch milliseconds.",
          "minimum": 0
        },
        "occurrences": {
          "type": "integer",
          "description": "The number of observations in this time period.",
          "minimum": 0
        },
        "current": {
          "type": "integer",
          "description": "The current or last observed value."
        },
        "min": {
          "type": "integer",
          "description": "The minimum value observed."
        },
        "max": {
          "type": "integer",
          "description": "The maximum value observed."
        },
        "count": {
          "type": "integer",
          "description": "The total count of observations.",
          "minimum": 0
        },
        "sum": {
          "type": "integer",
          "description": "The sum of all values in this time period."
        },
        "value": {
          "type": "integer",
          "description": "The computed value based on the rollup type."
        },
        "standardDeviation": {
          "type": "number",
          "description": "The standard deviation of values."
        }
      }
    }
  },
  "properties": {
    "applications": {
      "type": "array",
      "description": "The list of monitored business applications.",
      "items": {
        "$ref": "#/$defs/Application"
      }
    },
    "tiers": {
      "type": "array",
      "description": "The list of tiers within the application.",
      "items": {
        "$ref": "#/$defs/Tier"
      }
    },
    "nodes": {
      "type": "array",
      "description": "The list of nodes within the application.",
      "items": {
        "$ref": "#/$defs/Node"
      }
    },
    "businessTransactions": {
      "type": "array",
      "description": "The list of business transactions detected in the application.",
      "items": {
        "$ref": "#/$defs/BusinessTransaction"
      }
    },
    "backends": {
      "type": "array",
      "description": "The list of backend components detected in the application.",
      "items": {
        "$ref": "#/$defs/Backend"
      }
    }
  }
}