ctf/src/main/resources/CTF2-7.0-lttng-event-after-packet/metadata

{
  "type": "preamble",
  "uuid": [
    232,
    104,
    15,
    99,
    51,
    107,
    73,
    153,
    155,
    107,
    8,
    15,
    28,
    27,
    159,
    123
  ],
  "version": 2
}
{
  "environment": {
    "domain": "ust",
    "hostname": "raton",
    "tracer_major": 2,
    "tracer_minor": 10,
    "tracer_name": "lttng-ust"
  },
  "packet-header-field-class": {
    "member-classes": [
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 32,
          "roles": [
            "packet-magic-number"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "magic"
      },
      {
        "field-class": {
          "length": 16,
          "roles": [
            "metadata-stream-uuid"
          ],
          "type": "static-length-blob"
        },
        "name": "uuid"
      },
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 32,
          "roles": [
            "data-stream-class-id"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "stream_id"
      },
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 64,
          "roles": [
            "data-stream-id"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "stream_instance_id"
      }
    ],
    "type": "structure"
  },
  "type": "trace-class",
  "uuid": [
    232,
    104,
    15,
    99,
    51,
    107,
    73,
    153,
    155,
    107,
    8,
    15,
    28,
    27,
    159,
    123
  ]
}
{
  "description": "Monotonic Clock",
  "frequency": 1000000000,
  "name": "monotonic",
  "offset-from-origin": {
    "cycles": 54742596,
    "seconds": 1565056443
  },
  "type": "clock-class",
  "uuid": [
    77,
    118,
    219,
    114,
    228,
    15,
    64,
    158,
    186,
    48,
    83,
    45,
    48,
    157,
    80,
    72
  ]
}
{
  "default-clock-class-name": "monotonic",
  "event-record-header-field-class": {
    "member-classes": [
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 16,
          "mappings": {
            "compact": [
              [
                0,
                65534
              ]
            ],
            "extended": [
              [
                65535,
                65535
              ]
            ]
          },
          "roles": [
            "event-record-class-id"
          ],
          "type": "fixed-length-unsigned-enumeration"
        },
        "name": "id"
      },
      {
        "field-class": {
          "options": [
            {
              "field-class": {
                "member-classes": [
                  {
                    "field-class": {
                      "alignment": 8,
                      "byte-order": "little-endian",
                      "length": 32,
                      "roles": [
                        "default-clock-timestamp"
                      ],
                      "type": "fixed-length-unsigned-integer"
                    },
                    "name": "timestamp"
                  }
                ],
                "type": "structure"
              },
              "name": "compact",
              "selector-field-ranges": [
                [
                  0,
                  65534
                ]
              ]
            },
            {
              "field-class": {
                "member-classes": [
                  {
                    "field-class": {
                      "alignment": 8,
                      "byte-order": "little-endian",
                      "length": 32,
                      "roles": [
                        "event-record-class-id"
                      ],
                      "type": "fixed-length-unsigned-integer"
                    },
                    "name": "id"
                  },
                  {
                    "field-class": {
                      "alignment": 8,
                      "byte-order": "little-endian",
                      "length": 64,
                      "roles": [
                        "default-clock-timestamp"
                      ],
                      "type": "fixed-length-unsigned-integer"
                    },
                    "name": "timestamp"
                  }
                ],
                "type": "structure"
              },
              "name": "extended",
              "selector-field-ranges": [
                [
                  65535,
                  65535
                ]
              ]
            }
          ],
          "selector-field-location": [
            "event-record-header",
            "id"
          ],
          "type": "variant"
        },
        "name": "v"
      }
    ],
    "minimum-alignment": 8,
    "type": "structure"
  },
  "packet-context-field-class": {
    "member-classes": [
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 64,
          "roles": [
            "default-clock-timestamp"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "timestamp_begin"
      },
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 64,
          "roles": [
            "packet-end-default-clock-timestamp"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "timestamp_end"
      },
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 64,
          "roles": [
            "packet-content-length"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "content_size"
      },
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 64,
          "roles": [
            "packet-total-length"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "packet_size"
      },
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 64,
          "roles": [
            "packet-sequence-number"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "packet_seq_num"
      },
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 64,
          "roles": [
            "discarded-event-record-counter-snapshot"
          ],
          "type": "fixed-length-unsigned-integer"
        },
        "name": "events_discarded"
      },
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 32,
          "type": "fixed-length-unsigned-integer"
        },
        "name": "cpu_id"
      }
    ],
    "type": "structure"
  },
  "type": "data-stream-class"
}
{
  "name": "my_app:current_temp",
  "payload-field-class": {
    "member-classes": [
      {
        "field-class": {
          "alignment": 8,
          "byte-order": "little-endian",
          "length": 32,
          "type": "fixed-length-signed-integer"
        },
        "name": "temp"
      },
      {
        "field-class": {
          "type": "null-terminated-string"
        },
        "name": "status"
      }
    ],
    "type": "structure"
  },
  "type": "event-record-class",
  "user-attributes": {
    "babeltrace.org,2020": {
      "log-level": "debug:line"
    }
  }
}