tail_sampling_config.yaml

tail_sampling:
  decision_wait: 10s
  num_traces: 100
  expected_new_traces_per_sec: 10
  policies:
    [
        {
          name: test-policy-1,
          type: always_sample
        },
        {
          name: test-policy-2,
          type: latency,
          latency: {threshold_ms: 5000}
        },
        {
          name: test-policy-3,
          type: numeric_attribute,
          numeric_attribute: {key: key1, min_value: 50, max_value: 100}
        },
        {
          name: test-policy-4,
          type: probabilistic,
          probabilistic: {hash_salt: "custom-salt", sampling_percentage: 0.1}
        },
        {
          name: test-policy-5,
          type: status_code,
          status_code: {status_codes: [ERROR, UNSET]}
        },
        {
          name: test-policy-6,
          type: string_attribute,
          string_attribute: {key: key2, values: [value1, value2]}
        },
        {
          name: test-policy-7,
          type: rate_limiting,
          rate_limiting: {spans_per_second: 35}
       },
       {
          name: test-policy-8,
          type: span_count,
          span_count: {min_spans: 2, max_spans: 20}
       },
       {
          name: test-policy-9,
          type: trace_state,
          trace_state: { key: key3, values: [ value1, value2 ] }
       },
       {
         name: test-policy-10,
         type: boolean_attribute,
         boolean_attribute: { key: key4, value: true }
       },
       {
         name: test-policy-11,
         type: ottl_condition,
         ottl_condition: {
             error_mode: ignore,
             span: [
                "attributes[\"test_attr_key_1\"] == \"test_attr_val_1\"",
                "attributes[\"test_attr_key_2\"] != \"test_attr_val_1\"",
             ],
             spanevent: [
                "name != \"test_span_event_name\"",
                "attributes[\"test_event_attr_key_2\"] != \"test_event_attr_val_1\"",
             ]
         }
       },
       {
          name: and-policy-1,
          type: and,
          and: {
            and_sub_policy:
            [
              {
                name: test-and-policy-1,
                type: numeric_attribute,
                numeric_attribute: { key: key1, min_value: 50, max_value: 100 }
              },
              {
                  name: test-and-policy-2,
                  type: string_attribute,
                  string_attribute: { key: key2, values: [ value1, value2 ] }
              },
            ]
          }
       },
      {
        name: composite-policy-1,
        type: composite,
        composite:
          {
            max_total_spans_per_second: 1000,
            policy_order: [ test-composite-policy-1, test-composite-policy-2, test-composite-policy-3 ],
            composite_sub_policy:
              [
                {
                  name: test-composite-policy-1,
                  type: numeric_attribute,
                  numeric_attribute: { key: key1, min_value: 50, max_value: 100 }
                },
                {
                  name: test-composite-policy-2,
                  type: string_attribute,
                  string_attribute: { key: key2, values: [ value1, value2 ] }
                },
                {
                  name: test-composite-policy-3,
                  type: always_sample
                }
              ],
            rate_allocation:
              [
                {
                  policy: test-composite-policy-1,
                  percent: 50
                },
                {
                  policy: test-composite-policy-2,
                  percent: 25
                }
              ]
          }
      },
    ]