TraceAttributeValues.php

<?php

// DO NOT EDIT, this is an Auto-generated file from script/semantic-conventions/

declare(strict_types=1);

namespace OpenTelemetry\SemConv;

interface TraceAttributeValues
{
    /**
     * The URL of the OpenTelemetry schema for these values.
     */
    public const SCHEMA_URL = 'https://opentelemetry.io/schemas/1.27.0';
    /**
     * Any time before Activity.onResume() or, if the app has no Activity, Context.startService() has been called in the app for the first time.
     *
     * @see TraceAttributes::ANDROID_STATE
     */
    public const ANDROID_STATE_CREATED = 'created';

    /**
     * Any time after Activity.onPause() or, if the app has no Activity, Context.stopService() has been called when the app was in the foreground state.
     *
     * @see TraceAttributes::ANDROID_STATE
     */
    public const ANDROID_STATE_BACKGROUND = 'background';

    /**
     * Any time after Activity.onResume() or, if the app has no Activity, Context.startService() has been called when the app was in either the created or background states.
     *
     * @see TraceAttributes::ANDROID_STATE
     */
    public const ANDROID_STATE_FOREGROUND = 'foreground';

    /**
     * Exception was handled by the exception handling middleware.
     *
     * @see TraceAttributes::ASPNETCORE_DIAGNOSTICS_EXCEPTION_RESULT
     */
    public const ASPNETCORE_DIAGNOSTICS_EXCEPTION_RESULT_HANDLED = 'handled';

    /**
     * Exception was not handled by the exception handling middleware.
     *
     * @see TraceAttributes::ASPNETCORE_DIAGNOSTICS_EXCEPTION_RESULT
     */
    public const ASPNETCORE_DIAGNOSTICS_EXCEPTION_RESULT_UNHANDLED = 'unhandled';

    /**
     * Exception handling was skipped because the response had started.
     *
     * @see TraceAttributes::ASPNETCORE_DIAGNOSTICS_EXCEPTION_RESULT
     */
    public const ASPNETCORE_DIAGNOSTICS_EXCEPTION_RESULT_SKIPPED = 'skipped';

    /**
     * Exception handling didn't run because the request was aborted.
     *
     * @see TraceAttributes::ASPNETCORE_DIAGNOSTICS_EXCEPTION_RESULT
     */
    public const ASPNETCORE_DIAGNOSTICS_EXCEPTION_RESULT_ABORTED = 'aborted';

    /**
     * Lease was acquired
     *
     * @see TraceAttributes::ASPNETCORE_RATE_LIMITING_RESULT
     */
    public const ASPNETCORE_RATE_LIMITING_RESULT_ACQUIRED = 'acquired';

    /**
     * Lease request was rejected by the endpoint limiter
     *
     * @see TraceAttributes::ASPNETCORE_RATE_LIMITING_RESULT
     */
    public const ASPNETCORE_RATE_LIMITING_RESULT_ENDPOINT_LIMITER = 'endpoint_limiter';

    /**
     * Lease request was rejected by the global limiter
     *
     * @see TraceAttributes::ASPNETCORE_RATE_LIMITING_RESULT
     */
    public const ASPNETCORE_RATE_LIMITING_RESULT_GLOBAL_LIMITER = 'global_limiter';

    /**
     * Lease request was canceled
     *
     * @see TraceAttributes::ASPNETCORE_RATE_LIMITING_RESULT
     */
    public const ASPNETCORE_RATE_LIMITING_RESULT_REQUEST_CANCELED = 'request_canceled';

    /**
     * Match succeeded
     *
     * @see TraceAttributes::ASPNETCORE_ROUTING_MATCH_STATUS
     */
    public const ASPNETCORE_ROUTING_MATCH_STATUS_SUCCESS = 'success';

    /**
     * Match failed
     *
     * @see TraceAttributes::ASPNETCORE_ROUTING_MATCH_STATUS
     */
    public const ASPNETCORE_ROUTING_MATCH_STATUS_FAILURE = 'failure';

    /**
     * ec2
     *
     * @see TraceAttributes::AWS_ECS_LAUNCHTYPE
     */
    public const AWS_ECS_LAUNCHTYPE_EC2 = 'ec2';

    /**
     * fargate
     *
     * @see TraceAttributes::AWS_ECS_LAUNCHTYPE
     */
    public const AWS_ECS_LAUNCHTYPE_FARGATE = 'fargate';

    /**
     * build
     *
     * @see TraceAttributes::CICD_PIPELINE_TASK_TYPE
     */
    public const CICD_PIPELINE_TASK_TYPE_BUILD = 'build';

    /**
     * test
     *
     * @see TraceAttributes::CICD_PIPELINE_TASK_TYPE
     */
    public const CICD_PIPELINE_TASK_TYPE_TEST = 'test';

    /**
     * deploy
     *
     * @see TraceAttributes::CICD_PIPELINE_TASK_TYPE
     */
    public const CICD_PIPELINE_TASK_TYPE_DEPLOY = 'deploy';

    /**
     * Alibaba Cloud Elastic Compute Service
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_ALIBABA_CLOUD_ECS = 'alibaba_cloud_ecs';

    /**
     * Alibaba Cloud Function Compute
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_ALIBABA_CLOUD_FC = 'alibaba_cloud_fc';

    /**
     * Red Hat OpenShift on Alibaba Cloud
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_ALIBABA_CLOUD_OPENSHIFT = 'alibaba_cloud_openshift';

    /**
     * AWS Elastic Compute Cloud
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AWS_EC2 = 'aws_ec2';

    /**
     * AWS Elastic Container Service
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AWS_ECS = 'aws_ecs';

    /**
     * AWS Elastic Kubernetes Service
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AWS_EKS = 'aws_eks';

    /**
     * AWS Lambda
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AWS_LAMBDA = 'aws_lambda';

    /**
     * AWS Elastic Beanstalk
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AWS_ELASTIC_BEANSTALK = 'aws_elastic_beanstalk';

    /**
     * AWS App Runner
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AWS_APP_RUNNER = 'aws_app_runner';

    /**
     * Red Hat OpenShift on AWS (ROSA)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AWS_OPENSHIFT = 'aws_openshift';

    /**
     * Azure Virtual Machines
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AZURE_VM = 'azure_vm';

    /**
     * Azure Container Apps
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AZURE_CONTAINER_APPS = 'azure_container_apps';

    /**
     * Azure Container Instances
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AZURE_CONTAINER_INSTANCES = 'azure_container_instances';

    /**
     * Azure Kubernetes Service
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AZURE_AKS = 'azure_aks';

    /**
     * Azure Functions
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AZURE_FUNCTIONS = 'azure_functions';

    /**
     * Azure App Service
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AZURE_APP_SERVICE = 'azure_app_service';

    /**
     * Azure Red Hat OpenShift
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_AZURE_OPENSHIFT = 'azure_openshift';

    /**
     * Google Bare Metal Solution (BMS)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_GCP_BARE_METAL_SOLUTION = 'gcp_bare_metal_solution';

    /**
     * Google Cloud Compute Engine (GCE)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_GCP_COMPUTE_ENGINE = 'gcp_compute_engine';

    /**
     * Google Cloud Run
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_GCP_CLOUD_RUN = 'gcp_cloud_run';

    /**
     * Google Cloud Kubernetes Engine (GKE)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_GCP_KUBERNETES_ENGINE = 'gcp_kubernetes_engine';

    /**
     * Google Cloud Functions (GCF)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_GCP_CLOUD_FUNCTIONS = 'gcp_cloud_functions';

    /**
     * Google Cloud App Engine (GAE)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_GCP_APP_ENGINE = 'gcp_app_engine';

    /**
     * Red Hat OpenShift on Google Cloud
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_GCP_OPENSHIFT = 'gcp_openshift';

    /**
     * Red Hat OpenShift on IBM Cloud
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_IBM_CLOUD_OPENSHIFT = 'ibm_cloud_openshift';

    /**
     * Tencent Cloud Cloud Virtual Machine (CVM)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_TENCENT_CLOUD_CVM = 'tencent_cloud_cvm';

    /**
     * Tencent Cloud Elastic Kubernetes Service (EKS)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_TENCENT_CLOUD_EKS = 'tencent_cloud_eks';

    /**
     * Tencent Cloud Serverless Cloud Function (SCF)
     *
     * @see TraceAttributes::CLOUD_PLATFORM
     */
    public const CLOUD_PLATFORM_TENCENT_CLOUD_SCF = 'tencent_cloud_scf';

    /**
     * Alibaba Cloud
     *
     * @see TraceAttributes::CLOUD_PROVIDER
     */
    public const CLOUD_PROVIDER_ALIBABA_CLOUD = 'alibaba_cloud';

    /**
     * Amazon Web Services
     *
     * @see TraceAttributes::CLOUD_PROVIDER
     */
    public const CLOUD_PROVIDER_AWS = 'aws';

    /**
     * Microsoft Azure
     *
     * @see TraceAttributes::CLOUD_PROVIDER
     */
    public const CLOUD_PROVIDER_AZURE = 'azure';

    /**
     * Google Cloud Platform
     *
     * @see TraceAttributes::CLOUD_PROVIDER
     */
    public const CLOUD_PROVIDER_GCP = 'gcp';

    /**
     * Heroku Platform as a Service
     *
     * @see TraceAttributes::CLOUD_PROVIDER
     */
    public const CLOUD_PROVIDER_HEROKU = 'heroku';

    /**
     * IBM Cloud
     *
     * @see TraceAttributes::CLOUD_PROVIDER
     */
    public const CLOUD_PROVIDER_IBM_CLOUD = 'ibm_cloud';

    /**
     * Tencent Cloud
     *
     * @see TraceAttributes::CLOUD_PROVIDER
     */
    public const CLOUD_PROVIDER_TENCENT_CLOUD = 'tencent_cloud';

    /**
     * When tasks of the cgroup are in user mode (Linux). When all container processes are in user mode (Windows).
     *
     * @see TraceAttributes::CONTAINER_CPU_STATE
     */
    public const CONTAINER_CPU_STATE_USER = 'user';

    /**
     * When CPU is used by the system (host OS)
     *
     * @see TraceAttributes::CONTAINER_CPU_STATE
     */
    public const CONTAINER_CPU_STATE_SYSTEM = 'system';

    /**
     * When tasks of the cgroup are in kernel mode (Linux). When all container processes are in kernel mode (Windows).
     *
     * @see TraceAttributes::CONTAINER_CPU_STATE
     */
    public const CONTAINER_CPU_STATE_KERNEL = 'kernel';

    /**
     * user
     *
     * @see TraceAttributes::CPU_MODE
     */
    public const CPU_MODE_USER = 'user';

    /**
     * system
     *
     * @see TraceAttributes::CPU_MODE
     */
    public const CPU_MODE_SYSTEM = 'system';

    /**
     * nice
     *
     * @see TraceAttributes::CPU_MODE
     */
    public const CPU_MODE_NICE = 'nice';

    /**
     * idle
     *
     * @see TraceAttributes::CPU_MODE
     */
    public const CPU_MODE_IDLE = 'idle';

    /**
     * iowait
     *
     * @see TraceAttributes::CPU_MODE
     */
    public const CPU_MODE_IOWAIT = 'iowait';

    /**
     * interrupt
     *
     * @see TraceAttributes::CPU_MODE
     */
    public const CPU_MODE_INTERRUPT = 'interrupt';

    /**
     * steal
     *
     * @see TraceAttributes::CPU_MODE
     */
    public const CPU_MODE_STEAL = 'steal';

    /**
     * kernel
     *
     * @see TraceAttributes::CPU_MODE
     */
    public const CPU_MODE_KERNEL = 'kernel';

    /**
     * all
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_ALL = 'all';

    /**
     * each_quorum
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_EACH_QUORUM = 'each_quorum';

    /**
     * quorum
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_QUORUM = 'quorum';

    /**
     * local_quorum
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_LOCAL_QUORUM = 'local_quorum';

    /**
     * one
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_ONE = 'one';

    /**
     * two
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_TWO = 'two';

    /**
     * three
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_THREE = 'three';

    /**
     * local_one
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_LOCAL_ONE = 'local_one';

    /**
     * any
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_ANY = 'any';

    /**
     * serial
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_SERIAL = 'serial';

    /**
     * local_serial
     *
     * @see TraceAttributes::DB_CASSANDRA_CONSISTENCY_LEVEL
     */
    public const DB_CASSANDRA_CONSISTENCY_LEVEL_LOCAL_SERIAL = 'local_serial';

    /**
     * idle
     *
     * @see TraceAttributes::DB_CLIENT_CONNECTION_STATE
     */
    public const DB_CLIENT_CONNECTION_STATE_IDLE = 'idle';

    /**
     * used
     *
     * @see TraceAttributes::DB_CLIENT_CONNECTION_STATE
     */
    public const DB_CLIENT_CONNECTION_STATE_USED = 'used';

    /**
     * idle
     *
     * @see TraceAttributes::DB_CLIENT_CONNECTIONS_STATE
     */
    public const DB_CLIENT_CONNECTIONS_STATE_IDLE = 'idle';

    /**
     * used
     *
     * @see TraceAttributes::DB_CLIENT_CONNECTIONS_STATE
     */
    public const DB_CLIENT_CONNECTIONS_STATE_USED = 'used';

    /**
     * Gateway (HTTP) connections mode
     *
     * @see TraceAttributes::DB_COSMOSDB_CONNECTION_MODE
     */
    public const DB_COSMOSDB_CONNECTION_MODE_GATEWAY = 'gateway';

    /**
     * Direct connection.
     *
     * @see TraceAttributes::DB_COSMOSDB_CONNECTION_MODE
     */
    public const DB_COSMOSDB_CONNECTION_MODE_DIRECT = 'direct';

    /**
     * batch
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_BATCH = 'batch';

    /**
     * create
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_CREATE = 'create';

    /**
     * delete
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_DELETE = 'delete';

    /**
     * execute
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_EXECUTE = 'execute';

    /**
     * execute_javascript
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_EXECUTE_JAVASCRIPT = 'execute_javascript';

    /**
     * invalid
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_INVALID = 'invalid';

    /**
     * head
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_HEAD = 'head';

    /**
     * head_feed
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_HEAD_FEED = 'head_feed';

    /**
     * patch
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_PATCH = 'patch';

    /**
     * query
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_QUERY = 'query';

    /**
     * query_plan
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_QUERY_PLAN = 'query_plan';

    /**
     * read
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_READ = 'read';

    /**
     * read_feed
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_READ_FEED = 'read_feed';

    /**
     * replace
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_REPLACE = 'replace';

    /**
     * upsert
     *
     * @see TraceAttributes::DB_COSMOSDB_OPERATION_TYPE
     */
    public const DB_COSMOSDB_OPERATION_TYPE_UPSERT = 'upsert';

    /**
     * Some other SQL database. Fallback only. See notes.
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_OTHER_SQL = 'other_sql';

    /**
     * Adabas (Adaptable Database System)
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_ADABAS = 'adabas';

    /**
     * Deprecated, use `intersystems_cache` instead.
     *
     * @see TraceAttributes::DB_SYSTEM
     * @deprecated Replaced by `intersystems_cache`.
     */
    public const DB_SYSTEM_CACHE = 'cache';

    /**
     * InterSystems Caché
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_INTERSYSTEMS_CACHE = 'intersystems_cache';

    /**
     * Apache Cassandra
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_CASSANDRA = 'cassandra';

    /**
     * ClickHouse
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_CLICKHOUSE = 'clickhouse';

    /**
     * Deprecated, use `other_sql` instead.
     *
     * @see TraceAttributes::DB_SYSTEM
     * @deprecated Replaced by `other_sql`.
     */
    public const DB_SYSTEM_CLOUDSCAPE = 'cloudscape';

    /**
     * CockroachDB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_COCKROACHDB = 'cockroachdb';

    /**
     * Deprecated, no replacement at this time.
     *
     * @see TraceAttributes::DB_SYSTEM
     * @deprecated Removed.
     */
    public const DB_SYSTEM_COLDFUSION = 'coldfusion';

    /**
     * Microsoft Azure Cosmos DB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_COSMOSDB = 'cosmosdb';

    /**
     * Couchbase
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_COUCHBASE = 'couchbase';

    /**
     * CouchDB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_COUCHDB = 'couchdb';

    /**
     * IBM Db2
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_DB2 = 'db2';

    /**
     * Apache Derby
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_DERBY = 'derby';

    /**
     * Amazon DynamoDB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_DYNAMODB = 'dynamodb';

    /**
     * EnterpriseDB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_EDB = 'edb';

    /**
     * Elasticsearch
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_ELASTICSEARCH = 'elasticsearch';

    /**
     * FileMaker
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_FILEMAKER = 'filemaker';

    /**
     * Firebird
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_FIREBIRD = 'firebird';

    /**
     * Deprecated, use `other_sql` instead.
     *
     * @see TraceAttributes::DB_SYSTEM
     * @deprecated Replaced by `other_sql`.
     */
    public const DB_SYSTEM_FIRSTSQL = 'firstsql';

    /**
     * Apache Geode
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_GEODE = 'geode';

    /**
     * H2
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_H2 = 'h2';

    /**
     * SAP HANA
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_HANADB = 'hanadb';

    /**
     * Apache HBase
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_HBASE = 'hbase';

    /**
     * Apache Hive
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_HIVE = 'hive';

    /**
     * HyperSQL DataBase
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_HSQLDB = 'hsqldb';

    /**
     * InfluxDB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_INFLUXDB = 'influxdb';

    /**
     * Informix
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_INFORMIX = 'informix';

    /**
     * Ingres
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_INGRES = 'ingres';

    /**
     * InstantDB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_INSTANTDB = 'instantdb';

    /**
     * InterBase
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_INTERBASE = 'interbase';

    /**
     * MariaDB (This value has stability level RELEASE CANDIDATE)
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_MARIADB = 'mariadb';

    /**
     * SAP MaxDB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_MAXDB = 'maxdb';

    /**
     * Memcached
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_MEMCACHED = 'memcached';

    /**
     * MongoDB
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_MONGODB = 'mongodb';

    /**
     * Microsoft SQL Server (This value has stability level RELEASE CANDIDATE)
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_MSSQL = 'mssql';

    /**
     * Deprecated, Microsoft SQL Server Compact is discontinued.
     *
     * @see TraceAttributes::DB_SYSTEM
     * @deprecated Removed, use `other_sql` instead.
     */
    public const DB_SYSTEM_MSSQLCOMPACT = 'mssqlcompact';

    /**
     * MySQL (This value has stability level RELEASE CANDIDATE)
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_MYSQL = 'mysql';

    /**
     * Neo4j
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_NEO4J = 'neo4j';

    /**
     * Netezza
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_NETEZZA = 'netezza';

    /**
     * OpenSearch
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_OPENSEARCH = 'opensearch';

    /**
     * Oracle Database
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_ORACLE = 'oracle';

    /**
     * Pervasive PSQL
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_PERVASIVE = 'pervasive';

    /**
     * PointBase
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_POINTBASE = 'pointbase';

    /**
     * PostgreSQL (This value has stability level RELEASE CANDIDATE)
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_POSTGRESQL = 'postgresql';

    /**
     * Progress Database
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_PROGRESS = 'progress';

    /**
     * Redis
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_REDIS = 'redis';

    /**
     * Amazon Redshift
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_REDSHIFT = 'redshift';

    /**
     * Cloud Spanner
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_SPANNER = 'spanner';

    /**
     * SQLite
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_SQLITE = 'sqlite';

    /**
     * Sybase
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_SYBASE = 'sybase';

    /**
     * Teradata
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_TERADATA = 'teradata';

    /**
     * Trino
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_TRINO = 'trino';

    /**
     * Vertica
     *
     * @see TraceAttributes::DB_SYSTEM
     */
    public const DB_SYSTEM_VERTICA = 'vertica';

    /**
     * failed
     *
     * @see TraceAttributes::DEPLOYMENT_STATUS
     */
    public const DEPLOYMENT_STATUS_FAILED = 'failed';

    /**
     * succeeded
     *
     * @see TraceAttributes::DEPLOYMENT_STATUS
     */
    public const DEPLOYMENT_STATUS_SUCCEEDED = 'succeeded';

    /**
     * read
     *
     * @see TraceAttributes::DISK_IO_DIRECTION
     */
    public const DISK_IO_DIRECTION_READ = 'read';

    /**
     * write
     *
     * @see TraceAttributes::DISK_IO_DIRECTION
     */
    public const DISK_IO_DIRECTION_WRITE = 'write';

    /**
     * A fallback error value to be used when the instrumentation doesn't define a custom value.
     *
     * @see TraceAttributes::ERROR_TYPE
     */
    public const ERROR_TYPE_OTHER = '_OTHER';

    /**
     * When a new object is created.
     *
     * @see TraceAttributes::FAAS_DOCUMENT_OPERATION
     */
    public const FAAS_DOCUMENT_OPERATION_INSERT = 'insert';

    /**
     * When an object is modified.
     *
     * @see TraceAttributes::FAAS_DOCUMENT_OPERATION
     */
    public const FAAS_DOCUMENT_OPERATION_EDIT = 'edit';

    /**
     * When an object is deleted.
     *
     * @see TraceAttributes::FAAS_DOCUMENT_OPERATION
     */
    public const FAAS_DOCUMENT_OPERATION_DELETE = 'delete';

    /**
     * Alibaba Cloud
     *
     * @see TraceAttributes::FAAS_INVOKED_PROVIDER
     */
    public const FAAS_INVOKED_PROVIDER_ALIBABA_CLOUD = 'alibaba_cloud';

    /**
     * Amazon Web Services
     *
     * @see TraceAttributes::FAAS_INVOKED_PROVIDER
     */
    public const FAAS_INVOKED_PROVIDER_AWS = 'aws';

    /**
     * Microsoft Azure
     *
     * @see TraceAttributes::FAAS_INVOKED_PROVIDER
     */
    public const FAAS_INVOKED_PROVIDER_AZURE = 'azure';

    /**
     * Google Cloud Platform
     *
     * @see TraceAttributes::FAAS_INVOKED_PROVIDER
     */
    public const FAAS_INVOKED_PROVIDER_GCP = 'gcp';

    /**
     * Tencent Cloud
     *
     * @see TraceAttributes::FAAS_INVOKED_PROVIDER
     */
    public const FAAS_INVOKED_PROVIDER_TENCENT_CLOUD = 'tencent_cloud';

    /**
     * A response to some data source operation such as a database or filesystem read/write
     *
     * @see TraceAttributes::FAAS_TRIGGER
     */
    public const FAAS_TRIGGER_DATASOURCE = 'datasource';

    /**
     * To provide an answer to an inbound HTTP request
     *
     * @see TraceAttributes::FAAS_TRIGGER
     */
    public const FAAS_TRIGGER_HTTP = 'http';

    /**
     * A function is set to be executed when messages are sent to a messaging system
     *
     * @see TraceAttributes::FAAS_TRIGGER
     */
    public const FAAS_TRIGGER_PUBSUB = 'pubsub';

    /**
     * A function is scheduled to be executed regularly
     *
     * @see TraceAttributes::FAAS_TRIGGER
     */
    public const FAAS_TRIGGER_TIMER = 'timer';

    /**
     * If none of the others apply
     *
     * @see TraceAttributes::FAAS_TRIGGER
     */
    public const FAAS_TRIGGER_OTHER = 'other';

    /**
     * Text response format
     *
     * @see TraceAttributes::GEN_AI_OPENAI_REQUEST_RESPONSE_FORMAT
     */
    public const GEN_AI_OPENAI_REQUEST_RESPONSE_FORMAT_TEXT = 'text';

    /**
     * JSON object response format
     *
     * @see TraceAttributes::GEN_AI_OPENAI_REQUEST_RESPONSE_FORMAT
     */
    public const GEN_AI_OPENAI_REQUEST_RESPONSE_FORMAT_JSON_OBJECT = 'json_object';

    /**
     * JSON schema response format
     *
     * @see TraceAttributes::GEN_AI_OPENAI_REQUEST_RESPONSE_FORMAT
     */
    public const GEN_AI_OPENAI_REQUEST_RESPONSE_FORMAT_JSON_SCHEMA = 'json_schema';

    /**
     * The system will utilize scale tier credits until they are exhausted.
     *
     * @see TraceAttributes::GEN_AI_OPENAI_REQUEST_SERVICE_TIER
     */
    public const GEN_AI_OPENAI_REQUEST_SERVICE_TIER_AUTO = 'auto';

    /**
     * The system will utilize the default scale tier.
     *
     * @see TraceAttributes::GEN_AI_OPENAI_REQUEST_SERVICE_TIER
     */
    public const GEN_AI_OPENAI_REQUEST_SERVICE_TIER_DEFAULT = 'default';

    /**
     * Chat completion operation such as [OpenAI Chat API](https://platform.openai.com/docs/api-reference/chat)
     *
     * @see TraceAttributes::GEN_AI_OPERATION_NAME
     */
    public const GEN_AI_OPERATION_NAME_CHAT = 'chat';

    /**
     * Text completions operation such as [OpenAI Completions API (Legacy)](https://platform.openai.com/docs/api-reference/completions)
     *
     * @see TraceAttributes::GEN_AI_OPERATION_NAME
     */
    public const GEN_AI_OPERATION_NAME_TEXT_COMPLETION = 'text_completion';

    /**
     * OpenAI
     *
     * @see TraceAttributes::GEN_AI_SYSTEM
     */
    public const GEN_AI_SYSTEM_OPENAI = 'openai';

    /**
     * Vertex AI
     *
     * @see TraceAttributes::GEN_AI_SYSTEM
     */
    public const GEN_AI_SYSTEM_VERTEX_AI = 'vertex_ai';

    /**
     * Anthropic
     *
     * @see TraceAttributes::GEN_AI_SYSTEM
     */
    public const GEN_AI_SYSTEM_ANTHROPIC = 'anthropic';

    /**
     * Cohere
     *
     * @see TraceAttributes::GEN_AI_SYSTEM
     */
    public const GEN_AI_SYSTEM_COHERE = 'cohere';

    /**
     * Azure AI Inference
     *
     * @see TraceAttributes::GEN_AI_SYSTEM
     */
    public const GEN_AI_SYSTEM_AZ_AI_INFERENCE = 'az.ai.inference';

    /**
     * Input tokens (prompt, input, etc.)
     *
     * @see TraceAttributes::GEN_AI_TOKEN_TYPE
     */
    public const GEN_AI_TOKEN_TYPE_INPUT = 'input';

    /**
     * Output tokens (completion, response, etc.)
     *
     * @see TraceAttributes::GEN_AI_TOKEN_TYPE
     */
    public const GEN_AI_TOKEN_TYPE_COMPLETION = 'output';

    /**
     * Memory allocated from the heap that is reserved for stack space, whether or not it is currently in-use.
     *
     * @see TraceAttributes::GO_MEMORY_TYPE
     */
    public const GO_MEMORY_TYPE_STACK = 'stack';

    /**
     * Memory used by the Go runtime, excluding other categories of memory usage described in this enumeration.
     *
     * @see TraceAttributes::GO_MEMORY_TYPE
     */
    public const GO_MEMORY_TYPE_OTHER = 'other';

    /**
     * GraphQL query
     *
     * @see TraceAttributes::GRAPHQL_OPERATION_TYPE
     */
    public const GRAPHQL_OPERATION_TYPE_QUERY = 'query';

    /**
     * GraphQL mutation
     *
     * @see TraceAttributes::GRAPHQL_OPERATION_TYPE
     */
    public const GRAPHQL_OPERATION_TYPE_MUTATION = 'mutation';

    /**
     * GraphQL subscription
     *
     * @see TraceAttributes::GRAPHQL_OPERATION_TYPE
     */
    public const GRAPHQL_OPERATION_TYPE_SUBSCRIPTION = 'subscription';

    /**
     * AMD64
     *
     * @see TraceAttributes::HOST_ARCH
     */
    public const HOST_ARCH_AMD64 = 'amd64';

    /**
     * ARM32
     *
     * @see TraceAttributes::HOST_ARCH
     */
    public const HOST_ARCH_ARM32 = 'arm32';

    /**
     * ARM64
     *
     * @see TraceAttributes::HOST_ARCH
     */
    public const HOST_ARCH_ARM64 = 'arm64';

    /**
     * Itanium
     *
     * @see TraceAttributes::HOST_ARCH
     */
    public const HOST_ARCH_IA64 = 'ia64';

    /**
     * 32-bit PowerPC
     *
     * @see TraceAttributes::HOST_ARCH
     */
    public const HOST_ARCH_PPC32 = 'ppc32';

    /**
     * 64-bit PowerPC
     *
     * @see TraceAttributes::HOST_ARCH
     */
    public const HOST_ARCH_PPC64 = 'ppc64';

    /**
     * IBM z/Architecture
     *
     * @see TraceAttributes::HOST_ARCH
     */
    public const HOST_ARCH_S390X = 's390x';

    /**
     * 32-bit x86
     *
     * @see TraceAttributes::HOST_ARCH
     */
    public const HOST_ARCH_X86 = 'x86';

    /**
     * active state.
     *
     * @see TraceAttributes::HTTP_CONNECTION_STATE
     */
    public const HTTP_CONNECTION_STATE_ACTIVE = 'active';

    /**
     * idle state.
     *
     * @see TraceAttributes::HTTP_CONNECTION_STATE
     */
    public const HTTP_CONNECTION_STATE_IDLE = 'idle';

    /**
     * HTTP/1.0
     *
     * @see TraceAttributes::HTTP_FLAVOR
     */
    public const HTTP_FLAVOR_HTTP_1_0 = '1.0';

    /**
     * HTTP/1.1
     *
     * @see TraceAttributes::HTTP_FLAVOR
     */
    public const HTTP_FLAVOR_HTTP_1_1 = '1.1';

    /**
     * HTTP/2
     *
     * @see TraceAttributes::HTTP_FLAVOR
     */
    public const HTTP_FLAVOR_HTTP_2_0 = '2.0';

    /**
     * HTTP/3
     *
     * @see TraceAttributes::HTTP_FLAVOR
     */
    public const HTTP_FLAVOR_HTTP_3_0 = '3.0';

    /**
     * SPDY protocol.
     *
     * @see TraceAttributes::HTTP_FLAVOR
     */
    public const HTTP_FLAVOR_SPDY = 'SPDY';

    /**
     * QUIC protocol.
     *
     * @see TraceAttributes::HTTP_FLAVOR
     */
    public const HTTP_FLAVOR_QUIC = 'QUIC';

    /**
     * CONNECT method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_CONNECT = 'CONNECT';

    /**
     * DELETE method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_DELETE = 'DELETE';

    /**
     * GET method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_GET = 'GET';

    /**
     * HEAD method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_HEAD = 'HEAD';

    /**
     * OPTIONS method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_OPTIONS = 'OPTIONS';

    /**
     * PATCH method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_PATCH = 'PATCH';

    /**
     * POST method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_POST = 'POST';

    /**
     * PUT method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_PUT = 'PUT';

    /**
     * TRACE method.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_TRACE = 'TRACE';

    /**
     * Any HTTP method that the instrumentation has no prior knowledge of.
     *
     * @see TraceAttributes::HTTP_REQUEST_METHOD
     */
    public const HTTP_REQUEST_METHOD_OTHER = '_OTHER';

    /**
     * The app has become `active`. Associated with UIKit notification `applicationDidBecomeActive`.
     *
     * @see TraceAttributes::IOS_STATE
     */
    public const IOS_STATE_ACTIVE = 'active';

    /**
     * The app is now `inactive`. Associated with UIKit notification `applicationWillResignActive`.
     *
     * @see TraceAttributes::IOS_STATE
     */
    public const IOS_STATE_INACTIVE = 'inactive';

    /**
     * The app is now in the background. This value is associated with UIKit notification `applicationDidEnterBackground`.
     *
     * @see TraceAttributes::IOS_STATE
     */
    public const IOS_STATE_BACKGROUND = 'background';

    /**
     * The app is now in the foreground. This value is associated with UIKit notification `applicationWillEnterForeground`.
     *
     * @see TraceAttributes::IOS_STATE
     */
    public const IOS_STATE_FOREGROUND = 'foreground';

    /**
     * The app is about to terminate. Associated with UIKit notification `applicationWillTerminate`.
     *
     * @see TraceAttributes::IOS_STATE
     */
    public const IOS_STATE_TERMINATE = 'terminate';

    /**
     * Heap memory.
     *
     * @see TraceAttributes::JVM_MEMORY_TYPE
     */
    public const JVM_MEMORY_TYPE_HEAP = 'heap';

    /**
     * Non-heap memory
     *
     * @see TraceAttributes::JVM_MEMORY_TYPE
     */
    public const JVM_MEMORY_TYPE_NON_HEAP = 'non_heap';

    /**
     * A thread that has not yet started is in this state.
     *
     * @see TraceAttributes::JVM_THREAD_STATE
     */
    public const JVM_THREAD_STATE_NEW = 'new';

    /**
     * A thread executing in the Java virtual machine is in this state.
     *
     * @see TraceAttributes::JVM_THREAD_STATE
     */
    public const JVM_THREAD_STATE_RUNNABLE = 'runnable';

    /**
     * A thread that is blocked waiting for a monitor lock is in this state.
     *
     * @see TraceAttributes::JVM_THREAD_STATE
     */
    public const JVM_THREAD_STATE_BLOCKED = 'blocked';

    /**
     * A thread that is waiting indefinitely for another thread to perform a particular action is in this state.
     *
     * @see TraceAttributes::JVM_THREAD_STATE
     */
    public const JVM_THREAD_STATE_WAITING = 'waiting';

    /**
     * A thread that is waiting for another thread to perform an action for up to a specified waiting time is in this state.
     *
     * @see TraceAttributes::JVM_THREAD_STATE
     */
    public const JVM_THREAD_STATE_TIMED_WAITING = 'timed_waiting';

    /**
     * A thread that has exited is in this state.
     *
     * @see TraceAttributes::JVM_THREAD_STATE
     */
    public const JVM_THREAD_STATE_TERMINATED = 'terminated';

    /**
     * A [persistentVolumeClaim](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#persistentvolumeclaim) volume
     *
     * @see TraceAttributes::K8S_VOLUME_TYPE
     */
    public const K8S_VOLUME_TYPE_PERSISTENT_VOLUME_CLAIM = 'persistentVolumeClaim';

    /**
     * A [configMap](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#configmap) volume
     *
     * @see TraceAttributes::K8S_VOLUME_TYPE
     */
    public const K8S_VOLUME_TYPE_CONFIG_MAP = 'configMap';

    /**
     * A [downwardAPI](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#downwardapi) volume
     *
     * @see TraceAttributes::K8S_VOLUME_TYPE
     */
    public const K8S_VOLUME_TYPE_DOWNWARD_API = 'downwardAPI';

    /**
     * An [emptyDir](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#emptydir) volume
     *
     * @see TraceAttributes::K8S_VOLUME_TYPE
     */
    public const K8S_VOLUME_TYPE_EMPTY_DIR = 'emptyDir';

    /**
     * A [secret](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#secret) volume
     *
     * @see TraceAttributes::K8S_VOLUME_TYPE
     */
    public const K8S_VOLUME_TYPE_SECRET = 'secret';

    /**
     * A [local](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#local) volume
     *
     * @see TraceAttributes::K8S_VOLUME_TYPE
     */
    public const K8S_VOLUME_TYPE_LOCAL = 'local';

    /**
     * reclaimable
     *
     * @see TraceAttributes::LINUX_MEMORY_SLAB_STATE
     */
    public const LINUX_MEMORY_SLAB_STATE_RECLAIMABLE = 'reclaimable';

    /**
     * unreclaimable
     *
     * @see TraceAttributes::LINUX_MEMORY_SLAB_STATE
     */
    public const LINUX_MEMORY_SLAB_STATE_UNRECLAIMABLE = 'unreclaimable';

    /**
     * Logs from stdout stream
     *
     * @see TraceAttributes::LOG_IOSTREAM
     */
    public const LOG_IOSTREAM_STDOUT = 'stdout';

    /**
     * Events from stderr stream
     *
     * @see TraceAttributes::LOG_IOSTREAM
     */
    public const LOG_IOSTREAM_STDERR = 'stderr';

    /**
     * sent
     *
     * @see TraceAttributes::MESSAGE_TYPE
     */
    public const MESSAGE_TYPE_SENT = 'SENT';

    /**
     * received
     *
     * @see TraceAttributes::MESSAGE_TYPE
     */
    public const MESSAGE_TYPE_RECEIVED = 'RECEIVED';

    /**
     * A message is created. "Create" spans always refer to a single message and are used to provide a unique creation context for messages in batch sending scenarios.
     *
     * @see TraceAttributes::MESSAGING_OPERATION_TYPE
     */
    public const MESSAGING_OPERATION_TYPE_CREATE = 'create';

    /**
     * One or more messages are provided for sending to an intermediary. If a single message is sent, the context of the "Send" span can be used as the creation context and no "Create" span needs to be created.
     *
     * @see TraceAttributes::MESSAGING_OPERATION_TYPE
     */
    public const MESSAGING_OPERATION_TYPE_SEND = 'send';

    /**
     * One or more messages are requested by a consumer. This operation refers to pull-based scenarios, where consumers explicitly call methods of messaging SDKs to receive messages.
     *
     * @see TraceAttributes::MESSAGING_OPERATION_TYPE
     */
    public const MESSAGING_OPERATION_TYPE_RECEIVE = 'receive';

    /**
     * One or more messages are processed by a consumer.
     *
     * @see TraceAttributes::MESSAGING_OPERATION_TYPE
     */
    public const MESSAGING_OPERATION_TYPE_PROCESS = 'process';

    /**
     * One or more messages are settled.
     *
     * @see TraceAttributes::MESSAGING_OPERATION_TYPE
     */
    public const MESSAGING_OPERATION_TYPE_SETTLE = 'settle';

    /**
     * Deprecated. Use `process` instead.
     *
     * @see TraceAttributes::MESSAGING_OPERATION_TYPE
     * @deprecated Replaced by `process`.
     */
    public const MESSAGING_OPERATION_TYPE_DELIVER = 'deliver';

    /**
     * Deprecated. Use `send` instead.
     *
     * @see TraceAttributes::MESSAGING_OPERATION_TYPE
     * @deprecated Replaced by `send`.
     */
    public const MESSAGING_OPERATION_TYPE_PUBLISH = 'publish';

    /**
     * Clustering consumption model
     *
     * @see TraceAttributes::MESSAGING_ROCKETMQ_CONSUMPTION_MODEL
     */
    public const MESSAGING_ROCKETMQ_CONSUMPTION_MODEL_CLUSTERING = 'clustering';

    /**
     * Broadcasting consumption model
     *
     * @see TraceAttributes::MESSAGING_ROCKETMQ_CONSUMPTION_MODEL
     */
    public const MESSAGING_ROCKETMQ_CONSUMPTION_MODEL_BROADCASTING = 'broadcasting';

    /**
     * Normal message
     *
     * @see TraceAttributes::MESSAGING_ROCKETMQ_MESSAGE_TYPE
     */
    public const MESSAGING_ROCKETMQ_MESSAGE_TYPE_NORMAL = 'normal';

    /**
     * FIFO message
     *
     * @see TraceAttributes::MESSAGING_ROCKETMQ_MESSAGE_TYPE
     */
    public const MESSAGING_ROCKETMQ_MESSAGE_TYPE_FIFO = 'fifo';

    /**
     * Delay message
     *
     * @see TraceAttributes::MESSAGING_ROCKETMQ_MESSAGE_TYPE
     */
    public const MESSAGING_ROCKETMQ_MESSAGE_TYPE_DELAY = 'delay';

    /**
     * Transaction message
     *
     * @see TraceAttributes::MESSAGING_ROCKETMQ_MESSAGE_TYPE
     */
    public const MESSAGING_ROCKETMQ_MESSAGE_TYPE_TRANSACTION = 'transaction';

    /**
     * Message is completed
     *
     * @see TraceAttributes::MESSAGING_SERVICEBUS_DISPOSITION_STATUS
     */
    public const MESSAGING_SERVICEBUS_DISPOSITION_STATUS_COMPLETE = 'complete';

    /**
     * Message is abandoned
     *
     * @see TraceAttributes::MESSAGING_SERVICEBUS_DISPOSITION_STATUS
     */
    public const MESSAGING_SERVICEBUS_DISPOSITION_STATUS_ABANDON = 'abandon';

    /**
     * Message is sent to dead letter queue
     *
     * @see TraceAttributes::MESSAGING_SERVICEBUS_DISPOSITION_STATUS
     */
    public const MESSAGING_SERVICEBUS_DISPOSITION_STATUS_DEAD_LETTER = 'dead_letter';

    /**
     * Message is deferred
     *
     * @see TraceAttributes::MESSAGING_SERVICEBUS_DISPOSITION_STATUS
     */
    public const MESSAGING_SERVICEBUS_DISPOSITION_STATUS_DEFER = 'defer';

    /**
     * Apache ActiveMQ
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_ACTIVEMQ = 'activemq';

    /**
     * Amazon Simple Queue Service (SQS)
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_AWS_SQS = 'aws_sqs';

    /**
     * Azure Event Grid
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_EVENTGRID = 'eventgrid';

    /**
     * Azure Event Hubs
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_EVENTHUBS = 'eventhubs';

    /**
     * Azure Service Bus
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_SERVICEBUS = 'servicebus';

    /**
     * Google Cloud Pub/Sub
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_GCP_PUBSUB = 'gcp_pubsub';

    /**
     * Java Message Service
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_JMS = 'jms';

    /**
     * Apache Kafka
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_KAFKA = 'kafka';

    /**
     * RabbitMQ
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_RABBITMQ = 'rabbitmq';

    /**
     * Apache RocketMQ
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_ROCKETMQ = 'rocketmq';

    /**
     * Apache Pulsar
     *
     * @see TraceAttributes::MESSAGING_SYSTEM
     */
    public const MESSAGING_SYSTEM_PULSAR = 'pulsar';

    /**
     * IPv4 address
     *
     * @see TraceAttributes::NET_SOCK_FAMILY
     */
    public const NET_SOCK_FAMILY_INET = 'inet';

    /**
     * IPv6 address
     *
     * @see TraceAttributes::NET_SOCK_FAMILY
     */
    public const NET_SOCK_FAMILY_INET6 = 'inet6';

    /**
     * Unix domain socket path
     *
     * @see TraceAttributes::NET_SOCK_FAMILY
     */
    public const NET_SOCK_FAMILY_UNIX = 'unix';

    /**
     * ip_tcp
     *
     * @see TraceAttributes::NET_TRANSPORT
     */
    public const NET_TRANSPORT_IP_TCP = 'ip_tcp';

    /**
     * ip_udp
     *
     * @see TraceAttributes::NET_TRANSPORT
     */
    public const NET_TRANSPORT_IP_UDP = 'ip_udp';

    /**
     * Named or anonymous pipe.
     *
     * @see TraceAttributes::NET_TRANSPORT
     */
    public const NET_TRANSPORT_PIPE = 'pipe';

    /**
     * In-process communication.
     *
     * @see TraceAttributes::NET_TRANSPORT
     */
    public const NET_TRANSPORT_INPROC = 'inproc';

    /**
     * Something else (non IP-based).
     *
     * @see TraceAttributes::NET_TRANSPORT
     */
    public const NET_TRANSPORT_OTHER = 'other';

    /**
     * GPRS
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_GPRS = 'gprs';

    /**
     * EDGE
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_EDGE = 'edge';

    /**
     * UMTS
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_UMTS = 'umts';

    /**
     * CDMA
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_CDMA = 'cdma';

    /**
     * EVDO Rel. 0
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_EVDO_0 = 'evdo_0';

    /**
     * EVDO Rev. A
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_EVDO_A = 'evdo_a';

    /**
     * CDMA2000 1XRTT
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_CDMA2000_1XRTT = 'cdma2000_1xrtt';

    /**
     * HSDPA
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_HSDPA = 'hsdpa';

    /**
     * HSUPA
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_HSUPA = 'hsupa';

    /**
     * HSPA
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_HSPA = 'hspa';

    /**
     * IDEN
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_IDEN = 'iden';

    /**
     * EVDO Rev. B
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_EVDO_B = 'evdo_b';

    /**
     * LTE
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_LTE = 'lte';

    /**
     * EHRPD
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_EHRPD = 'ehrpd';

    /**
     * HSPAP
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_HSPAP = 'hspap';

    /**
     * GSM
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_GSM = 'gsm';

    /**
     * TD-SCDMA
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_TD_SCDMA = 'td_scdma';

    /**
     * IWLAN
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_IWLAN = 'iwlan';

    /**
     * 5G NR (New Radio)
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_NR = 'nr';

    /**
     * 5G NRNSA (New Radio Non-Standalone)
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_NRNSA = 'nrnsa';

    /**
     * LTE CA
     *
     * @see TraceAttributes::NETWORK_CONNECTION_SUBTYPE
     */
    public const NETWORK_CONNECTION_SUBTYPE_LTE_CA = 'lte_ca';

    /**
     * wifi
     *
     * @see TraceAttributes::NETWORK_CONNECTION_TYPE
     */
    public const NETWORK_CONNECTION_TYPE_WIFI = 'wifi';

    /**
     * wired
     *
     * @see TraceAttributes::NETWORK_CONNECTION_TYPE
     */
    public const NETWORK_CONNECTION_TYPE_WIRED = 'wired';

    /**
     * cell
     *
     * @see TraceAttributes::NETWORK_CONNECTION_TYPE
     */
    public const NETWORK_CONNECTION_TYPE_CELL = 'cell';

    /**
     * unavailable
     *
     * @see TraceAttributes::NETWORK_CONNECTION_TYPE
     */
    public const NETWORK_CONNECTION_TYPE_UNAVAILABLE = 'unavailable';

    /**
     * unknown
     *
     * @see TraceAttributes::NETWORK_CONNECTION_TYPE
     */
    public const NETWORK_CONNECTION_TYPE_UNKNOWN = 'unknown';

    /**
     * transmit
     *
     * @see TraceAttributes::NETWORK_IO_DIRECTION
     */
    public const NETWORK_IO_DIRECTION_TRANSMIT = 'transmit';

    /**
     * receive
     *
     * @see TraceAttributes::NETWORK_IO_DIRECTION
     */
    public const NETWORK_IO_DIRECTION_RECEIVE = 'receive';

    /**
     * TCP
     *
     * @see TraceAttributes::NETWORK_TRANSPORT
     */
    public const NETWORK_TRANSPORT_TCP = 'tcp';

    /**
     * UDP
     *
     * @see TraceAttributes::NETWORK_TRANSPORT
     */
    public const NETWORK_TRANSPORT_UDP = 'udp';

    /**
     * Named or anonymous pipe.
     *
     * @see TraceAttributes::NETWORK_TRANSPORT
     */
    public const NETWORK_TRANSPORT_PIPE = 'pipe';

    /**
     * Unix domain socket
     *
     * @see TraceAttributes::NETWORK_TRANSPORT
     */
    public const NETWORK_TRANSPORT_UNIX = 'unix';

    /**
     * QUIC
     *
     * @see TraceAttributes::NETWORK_TRANSPORT
     */
    public const NETWORK_TRANSPORT_QUIC = 'quic';

    /**
     * IPv4
     *
     * @see TraceAttributes::NETWORK_TYPE
     */
    public const NETWORK_TYPE_IPV4 = 'ipv4';

    /**
     * IPv6
     *
     * @see TraceAttributes::NETWORK_TYPE
     */
    public const NETWORK_TYPE_IPV6 = 'ipv6';

    /**
     * The parent Span depends on the child Span in some capacity
     *
     * @see TraceAttributes::OPENTRACING_REF_TYPE
     */
    public const OPENTRACING_REF_TYPE_CHILD_OF = 'child_of';

    /**
     * The parent Span doesn't depend in any way on the result of the child Span
     *
     * @see TraceAttributes::OPENTRACING_REF_TYPE
     */
    public const OPENTRACING_REF_TYPE_FOLLOWS_FROM = 'follows_from';

    /**
     * Microsoft Windows
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_WINDOWS = 'windows';

    /**
     * Linux
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_LINUX = 'linux';

    /**
     * Apple Darwin
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_DARWIN = 'darwin';

    /**
     * FreeBSD
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_FREEBSD = 'freebsd';

    /**
     * NetBSD
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_NETBSD = 'netbsd';

    /**
     * OpenBSD
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_OPENBSD = 'openbsd';

    /**
     * DragonFly BSD
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_DRAGONFLYBSD = 'dragonflybsd';

    /**
     * HP-UX (Hewlett Packard Unix)
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_HPUX = 'hpux';

    /**
     * AIX (Advanced Interactive eXecutive)
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_AIX = 'aix';

    /**
     * SunOS, Oracle Solaris
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_SOLARIS = 'solaris';

    /**
     * IBM z/OS
     *
     * @see TraceAttributes::OS_TYPE
     */
    public const OS_TYPE_Z_OS = 'z_os';

    /**
     * The operation has been validated by an Application developer or Operator to have completed successfully.
     *
     * @see TraceAttributes::OTEL_STATUS_CODE
     */
    public const OTEL_STATUS_CODE_OK = 'OK';

    /**
     * The operation contains an error.
     *
     * @see TraceAttributes::OTEL_STATUS_CODE
     */
    public const OTEL_STATUS_CODE_ERROR = 'ERROR';

    /**
     * idle
     *
     * @see TraceAttributes::STATE
     */
    public const STATE_IDLE = 'idle';

    /**
     * used
     *
     * @see TraceAttributes::STATE
     */
    public const STATE_USED = 'used';

    /**
     * voluntary
     *
     * @see TraceAttributes::PROCESS_CONTEXT_SWITCH_TYPE
     */
    public const PROCESS_CONTEXT_SWITCH_TYPE_VOLUNTARY = 'voluntary';

    /**
     * involuntary
     *
     * @see TraceAttributes::PROCESS_CONTEXT_SWITCH_TYPE
     */
    public const PROCESS_CONTEXT_SWITCH_TYPE_INVOLUNTARY = 'involuntary';

    /**
     * system
     *
     * @see TraceAttributes::PROCESS_CPU_STATE
     */
    public const PROCESS_CPU_STATE_SYSTEM = 'system';

    /**
     * user
     *
     * @see TraceAttributes::PROCESS_CPU_STATE
     */
    public const PROCESS_CPU_STATE_USER = 'user';

    /**
     * wait
     *
     * @see TraceAttributes::PROCESS_CPU_STATE
     */
    public const PROCESS_CPU_STATE_WAIT = 'wait';

    /**
     * major
     *
     * @see TraceAttributes::PROCESS_PAGING_FAULT_TYPE
     */
    public const PROCESS_PAGING_FAULT_TYPE_MAJOR = 'major';

    /**
     * minor
     *
     * @see TraceAttributes::PROCESS_PAGING_FAULT_TYPE
     */
    public const PROCESS_PAGING_FAULT_TYPE_MINOR = 'minor';

    /**
     * cancelled
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_CANCELLED = 'cancelled';

    /**
     * unknown
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_UNKNOWN = 'unknown';

    /**
     * invalid_argument
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_INVALID_ARGUMENT = 'invalid_argument';

    /**
     * deadline_exceeded
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_DEADLINE_EXCEEDED = 'deadline_exceeded';

    /**
     * not_found
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_NOT_FOUND = 'not_found';

    /**
     * already_exists
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_ALREADY_EXISTS = 'already_exists';

    /**
     * permission_denied
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_PERMISSION_DENIED = 'permission_denied';

    /**
     * resource_exhausted
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_RESOURCE_EXHAUSTED = 'resource_exhausted';

    /**
     * failed_precondition
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_FAILED_PRECONDITION = 'failed_precondition';

    /**
     * aborted
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_ABORTED = 'aborted';

    /**
     * out_of_range
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_OUT_OF_RANGE = 'out_of_range';

    /**
     * unimplemented
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_UNIMPLEMENTED = 'unimplemented';

    /**
     * internal
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_INTERNAL = 'internal';

    /**
     * unavailable
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_UNAVAILABLE = 'unavailable';

    /**
     * data_loss
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_DATA_LOSS = 'data_loss';

    /**
     * unauthenticated
     *
     * @see TraceAttributes::RPC_CONNECT_RPC_ERROR_CODE
     */
    public const RPC_CONNECT_RPC_ERROR_CODE_UNAUTHENTICATED = 'unauthenticated';

    /**
     * OK
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_OK = '0';

    /**
     * CANCELLED
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_CANCELLED = '1';

    /**
     * UNKNOWN
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_UNKNOWN = '2';

    /**
     * INVALID_ARGUMENT
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_INVALID_ARGUMENT = '3';

    /**
     * DEADLINE_EXCEEDED
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_DEADLINE_EXCEEDED = '4';

    /**
     * NOT_FOUND
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_NOT_FOUND = '5';

    /**
     * ALREADY_EXISTS
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_ALREADY_EXISTS = '6';

    /**
     * PERMISSION_DENIED
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_PERMISSION_DENIED = '7';

    /**
     * RESOURCE_EXHAUSTED
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_RESOURCE_EXHAUSTED = '8';

    /**
     * FAILED_PRECONDITION
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_FAILED_PRECONDITION = '9';

    /**
     * ABORTED
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_ABORTED = '10';

    /**
     * OUT_OF_RANGE
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_OUT_OF_RANGE = '11';

    /**
     * UNIMPLEMENTED
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_UNIMPLEMENTED = '12';

    /**
     * INTERNAL
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_INTERNAL = '13';

    /**
     * UNAVAILABLE
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_UNAVAILABLE = '14';

    /**
     * DATA_LOSS
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_DATA_LOSS = '15';

    /**
     * UNAUTHENTICATED
     *
     * @see TraceAttributes::RPC_GRPC_STATUS_CODE
     */
    public const RPC_GRPC_STATUS_CODE_UNAUTHENTICATED = '16';

    /**
     * sent
     *
     * @see TraceAttributes::RPC_MESSAGE_TYPE
     */
    public const RPC_MESSAGE_TYPE_SENT = 'SENT';

    /**
     * received
     *
     * @see TraceAttributes::RPC_MESSAGE_TYPE
     */
    public const RPC_MESSAGE_TYPE_RECEIVED = 'RECEIVED';

    /**
     * gRPC
     *
     * @see TraceAttributes::RPC_SYSTEM
     */
    public const RPC_SYSTEM_GRPC = 'grpc';

    /**
     * Java RMI
     *
     * @see TraceAttributes::RPC_SYSTEM
     */
    public const RPC_SYSTEM_JAVA_RMI = 'java_rmi';

    /**
     * .NET WCF
     *
     * @see TraceAttributes::RPC_SYSTEM
     */
    public const RPC_SYSTEM_DOTNET_WCF = 'dotnet_wcf';

    /**
     * Apache Dubbo
     *
     * @see TraceAttributes::RPC_SYSTEM
     */
    public const RPC_SYSTEM_APACHE_DUBBO = 'apache_dubbo';

    /**
     * Connect RPC
     *
     * @see TraceAttributes::RPC_SYSTEM
     */
    public const RPC_SYSTEM_CONNECT_RPC = 'connect_rpc';

    /**
     * The connection was closed normally.
     *
     * @see TraceAttributes::SIGNALR_CONNECTION_STATUS
     */
    public const SIGNALR_CONNECTION_STATUS_NORMAL_CLOSURE = 'normal_closure';

    /**
     * The connection was closed due to a timeout.
     *
     * @see TraceAttributes::SIGNALR_CONNECTION_STATUS
     */
    public const SIGNALR_CONNECTION_STATUS_TIMEOUT = 'timeout';

    /**
     * The connection was closed because the app is shutting down.
     *
     * @see TraceAttributes::SIGNALR_CONNECTION_STATUS
     */
    public const SIGNALR_CONNECTION_STATUS_APP_SHUTDOWN = 'app_shutdown';

    /**
     * ServerSentEvents protocol
     *
     * @see TraceAttributes::SIGNALR_TRANSPORT
     */
    public const SIGNALR_TRANSPORT_SERVER_SENT_EVENTS = 'server_sent_events';

    /**
     * LongPolling protocol
     *
     * @see TraceAttributes::SIGNALR_TRANSPORT
     */
    public const SIGNALR_TRANSPORT_LONG_POLLING = 'long_polling';

    /**
     * WebSockets protocol
     *
     * @see TraceAttributes::SIGNALR_TRANSPORT
     */
    public const SIGNALR_TRANSPORT_WEB_SOCKETS = 'web_sockets';

    /**
     * user
     *
     * @see TraceAttributes::SYSTEM_CPU_STATE
     */
    public const SYSTEM_CPU_STATE_USER = 'user';

    /**
     * system
     *
     * @see TraceAttributes::SYSTEM_CPU_STATE
     */
    public const SYSTEM_CPU_STATE_SYSTEM = 'system';

    /**
     * nice
     *
     * @see TraceAttributes::SYSTEM_CPU_STATE
     */
    public const SYSTEM_CPU_STATE_NICE = 'nice';

    /**
     * idle
     *
     * @see TraceAttributes::SYSTEM_CPU_STATE
     */
    public const SYSTEM_CPU_STATE_IDLE = 'idle';

    /**
     * iowait
     *
     * @see TraceAttributes::SYSTEM_CPU_STATE
     */
    public const SYSTEM_CPU_STATE_IOWAIT = 'iowait';

    /**
     * interrupt
     *
     * @see TraceAttributes::SYSTEM_CPU_STATE
     */
    public const SYSTEM_CPU_STATE_INTERRUPT = 'interrupt';

    /**
     * steal
     *
     * @see TraceAttributes::SYSTEM_CPU_STATE
     */
    public const SYSTEM_CPU_STATE_STEAL = 'steal';

    /**
     * used
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_STATE
     */
    public const SYSTEM_FILESYSTEM_STATE_USED = 'used';

    /**
     * free
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_STATE
     */
    public const SYSTEM_FILESYSTEM_STATE_FREE = 'free';

    /**
     * reserved
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_STATE
     */
    public const SYSTEM_FILESYSTEM_STATE_RESERVED = 'reserved';

    /**
     * fat32
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_TYPE
     */
    public const SYSTEM_FILESYSTEM_TYPE_FAT32 = 'fat32';

    /**
     * exfat
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_TYPE
     */
    public const SYSTEM_FILESYSTEM_TYPE_EXFAT = 'exfat';

    /**
     * ntfs
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_TYPE
     */
    public const SYSTEM_FILESYSTEM_TYPE_NTFS = 'ntfs';

    /**
     * refs
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_TYPE
     */
    public const SYSTEM_FILESYSTEM_TYPE_REFS = 'refs';

    /**
     * hfsplus
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_TYPE
     */
    public const SYSTEM_FILESYSTEM_TYPE_HFSPLUS = 'hfsplus';

    /**
     * ext4
     *
     * @see TraceAttributes::SYSTEM_FILESYSTEM_TYPE
     */
    public const SYSTEM_FILESYSTEM_TYPE_EXT4 = 'ext4';

    /**
     * used
     *
     * @see TraceAttributes::SYSTEM_MEMORY_STATE
     */
    public const SYSTEM_MEMORY_STATE_USED = 'used';

    /**
     * free
     *
     * @see TraceAttributes::SYSTEM_MEMORY_STATE
     */
    public const SYSTEM_MEMORY_STATE_FREE = 'free';

    /**
     * shared
     *
     * @see TraceAttributes::SYSTEM_MEMORY_STATE
     * @deprecated Removed, report shared memory usage with `metric.system.memory.shared` metric
     */
    public const SYSTEM_MEMORY_STATE_SHARED = 'shared';

    /**
     * buffers
     *
     * @see TraceAttributes::SYSTEM_MEMORY_STATE
     */
    public const SYSTEM_MEMORY_STATE_BUFFERS = 'buffers';

    /**
     * cached
     *
     * @see TraceAttributes::SYSTEM_MEMORY_STATE
     */
    public const SYSTEM_MEMORY_STATE_CACHED = 'cached';

    /**
     * close
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_CLOSE = 'close';

    /**
     * close_wait
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_CLOSE_WAIT = 'close_wait';

    /**
     * closing
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_CLOSING = 'closing';

    /**
     * delete
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_DELETE = 'delete';

    /**
     * established
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_ESTABLISHED = 'established';

    /**
     * fin_wait_1
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_FIN_WAIT_1 = 'fin_wait_1';

    /**
     * fin_wait_2
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_FIN_WAIT_2 = 'fin_wait_2';

    /**
     * last_ack
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_LAST_ACK = 'last_ack';

    /**
     * listen
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_LISTEN = 'listen';

    /**
     * syn_recv
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_SYN_RECV = 'syn_recv';

    /**
     * syn_sent
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_SYN_SENT = 'syn_sent';

    /**
     * time_wait
     *
     * @see TraceAttributes::SYSTEM_NETWORK_STATE
     */
    public const SYSTEM_NETWORK_STATE_TIME_WAIT = 'time_wait';

    /**
     * in
     *
     * @see TraceAttributes::SYSTEM_PAGING_DIRECTION
     */
    public const SYSTEM_PAGING_DIRECTION_IN = 'in';

    /**
     * out
     *
     * @see TraceAttributes::SYSTEM_PAGING_DIRECTION
     */
    public const SYSTEM_PAGING_DIRECTION_OUT = 'out';

    /**
     * used
     *
     * @see TraceAttributes::SYSTEM_PAGING_STATE
     */
    public const SYSTEM_PAGING_STATE_USED = 'used';

    /**
     * free
     *
     * @see TraceAttributes::SYSTEM_PAGING_STATE
     */
    public const SYSTEM_PAGING_STATE_FREE = 'free';

    /**
     * major
     *
     * @see TraceAttributes::SYSTEM_PAGING_TYPE
     */
    public const SYSTEM_PAGING_TYPE_MAJOR = 'major';

    /**
     * minor
     *
     * @see TraceAttributes::SYSTEM_PAGING_TYPE
     */
    public const SYSTEM_PAGING_TYPE_MINOR = 'minor';

    /**
     * running
     *
     * @see TraceAttributes::SYSTEM_PROCESS_STATUS
     */
    public const SYSTEM_PROCESS_STATUS_RUNNING = 'running';

    /**
     * sleeping
     *
     * @see TraceAttributes::SYSTEM_PROCESS_STATUS
     */
    public const SYSTEM_PROCESS_STATUS_SLEEPING = 'sleeping';

    /**
     * stopped
     *
     * @see TraceAttributes::SYSTEM_PROCESS_STATUS
     */
    public const SYSTEM_PROCESS_STATUS_STOPPED = 'stopped';

    /**
     * defunct
     *
     * @see TraceAttributes::SYSTEM_PROCESS_STATUS
     */
    public const SYSTEM_PROCESS_STATUS_DEFUNCT = 'defunct';

    /**
     * running
     *
     * @see TraceAttributes::SYSTEM_PROCESSES_STATUS
     */
    public const SYSTEM_PROCESSES_STATUS_RUNNING = 'running';

    /**
     * sleeping
     *
     * @see TraceAttributes::SYSTEM_PROCESSES_STATUS
     */
    public const SYSTEM_PROCESSES_STATUS_SLEEPING = 'sleeping';

    /**
     * stopped
     *
     * @see TraceAttributes::SYSTEM_PROCESSES_STATUS
     */
    public const SYSTEM_PROCESSES_STATUS_STOPPED = 'stopped';

    /**
     * defunct
     *
     * @see TraceAttributes::SYSTEM_PROCESSES_STATUS
     */
    public const SYSTEM_PROCESSES_STATUS_DEFUNCT = 'defunct';

    /**
     * cpp
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_CPP = 'cpp';

    /**
     * dotnet
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_DOTNET = 'dotnet';

    /**
     * erlang
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_ERLANG = 'erlang';

    /**
     * go
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_GO = 'go';

    /**
     * java
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_JAVA = 'java';

    /**
     * nodejs
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_NODEJS = 'nodejs';

    /**
     * php
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_PHP = 'php';

    /**
     * python
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_PYTHON = 'python';

    /**
     * ruby
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_RUBY = 'ruby';

    /**
     * rust
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_RUST = 'rust';

    /**
     * swift
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_SWIFT = 'swift';

    /**
     * webjs
     *
     * @see TraceAttributes::TELEMETRY_SDK_LANGUAGE
     */
    public const TELEMETRY_SDK_LANGUAGE_WEBJS = 'webjs';

    /**
     * pass
     *
     * @see TraceAttributes::TEST_CASE_RESULT_STATUS
     */
    public const TEST_CASE_RESULT_STATUS_PASS = 'pass';

    /**
     * fail
     *
     * @see TraceAttributes::TEST_CASE_RESULT_STATUS
     */
    public const TEST_CASE_RESULT_STATUS_FAIL = 'fail';

    /**
     * success
     *
     * @see TraceAttributes::TEST_SUITE_RUN_STATUS
     */
    public const TEST_SUITE_RUN_STATUS_SUCCESS = 'success';

    /**
     * failure
     *
     * @see TraceAttributes::TEST_SUITE_RUN_STATUS
     */
    public const TEST_SUITE_RUN_STATUS_FAILURE = 'failure';

    /**
     * skipped
     *
     * @see TraceAttributes::TEST_SUITE_RUN_STATUS
     */
    public const TEST_SUITE_RUN_STATUS_SKIPPED = 'skipped';

    /**
     * aborted
     *
     * @see TraceAttributes::TEST_SUITE_RUN_STATUS
     */
    public const TEST_SUITE_RUN_STATUS_ABORTED = 'aborted';

    /**
     * timed_out
     *
     * @see TraceAttributes::TEST_SUITE_RUN_STATUS
     */
    public const TEST_SUITE_RUN_STATUS_TIMED_OUT = 'timed_out';

    /**
     * in_progress
     *
     * @see TraceAttributes::TEST_SUITE_RUN_STATUS
     */
    public const TEST_SUITE_RUN_STATUS_IN_PROGRESS = 'in_progress';

    /**
     * ssl
     *
     * @see TraceAttributes::TLS_PROTOCOL_NAME
     */
    public const TLS_PROTOCOL_NAME_SSL = 'ssl';

    /**
     * tls
     *
     * @see TraceAttributes::TLS_PROTOCOL_NAME
     */
    public const TLS_PROTOCOL_NAME_TLS = 'tls';

    /**
     * Major (Mark Sweep Compact).
     *
     * @see TraceAttributes::V8JS_GC_TYPE
     */
    public const V8JS_GC_TYPE_MAJOR = 'major';

    /**
     * Minor (Scavenge).
     *
     * @see TraceAttributes::V8JS_GC_TYPE
     */
    public const V8JS_GC_TYPE_MINOR = 'minor';

    /**
     * Incremental (Incremental Marking).
     *
     * @see TraceAttributes::V8JS_GC_TYPE
     */
    public const V8JS_GC_TYPE_INCREMENTAL = 'incremental';

    /**
     * Weak Callbacks (Process Weak Callbacks).
     *
     * @see TraceAttributes::V8JS_GC_TYPE
     */
    public const V8JS_GC_TYPE_WEAKCB = 'weakcb';

    /**
     * New memory space.
     *
     * @see TraceAttributes::V8JS_HEAP_SPACE_NAME
     */
    public const V8JS_HEAP_SPACE_NAME_NEW_SPACE = 'new_space';

    /**
     * Old memory space.
     *
     * @see TraceAttributes::V8JS_HEAP_SPACE_NAME
     */
    public const V8JS_HEAP_SPACE_NAME_OLD_SPACE = 'old_space';

    /**
     * Code memory space.
     *
     * @see TraceAttributes::V8JS_HEAP_SPACE_NAME
     */
    public const V8JS_HEAP_SPACE_NAME_CODE_SPACE = 'code_space';

    /**
     * Map memory space.
     *
     * @see TraceAttributes::V8JS_HEAP_SPACE_NAME
     */
    public const V8JS_HEAP_SPACE_NAME_MAP_SPACE = 'map_space';

    /**
     * Large object memory space.
     *
     * @see TraceAttributes::V8JS_HEAP_SPACE_NAME
     */
    public const V8JS_HEAP_SPACE_NAME_LARGE_OBJECT_SPACE = 'large_object_space';

    /**
     * [branch](https://git-scm.com/docs/gitglossary#Documentation/gitglossary.txt-aiddefbranchabranch)
     *
     * @see TraceAttributes::VCS_REPOSITORY_REF_TYPE
     */
    public const VCS_REPOSITORY_REF_TYPE_BRANCH = 'branch';

    /**
     * [tag](https://git-scm.com/docs/gitglossary#Documentation/gitglossary.txt-aiddeftagatag)
     *
     * @see TraceAttributes::VCS_REPOSITORY_REF_TYPE
     */
    public const VCS_REPOSITORY_REF_TYPE_TAG = 'tag';

}