The Transport Blocks (TB) metrics measures the intial uplink or downlink percentage at DU.

Example of sample TB metrics.
{
    "type": "Kafka-Collector",
    "instance": "KC-1",
    "timestamp": "2021-11-11T23:04:24.044000Z",
    "metricType": "TB",
    "domain": "5G",
    "sub-domain": "vRAN",
    "properties": {
      "dataSource": "100.126.144.164:9999",
      "deviceType": "du",
      "deviceName": "du-851008008",
      "entityType": "du",
      "entityName": "du-6cdcbd97b5-8rrpt"
    },
    "metrics": {
      "TB_DL_Initial_Percentage": 10,
      "TB_UL_Initial_Percentage": 0
    },
    "tags": {
      "CUCPID": "851008000",
      "RUID": "851008213",
      "DUID": "851008008",
      "CellClusterId": "111",
      "kubernetes_namespace": "sdlas00082b-ns-mv-du-851008-001"
    }
  },
The following table lists the JSON definitions.
JSON Description Units
TB_DL_Initial_Percentage

Indicates the percentage of initial DL TBs.

Percentage %
TB_UL_Initial_Percentage

Indicates the percentage of intial UL TBs.

Percentage %