--- title: OTel Alignment Overview description: The following table summarizes the alignment status by namespaces between ECS in version 9.3.0 and OpenTelemetry semantic conventions in version 1.38.0... url: https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-otel-alignment-overview products: - Elastic Common Schema (ECS) --- # OTel Alignment Overview The following table summarizes the alignment status by namespaces between ECS in version `9.3.0` and OpenTelemetry semantic conventions in version `1.38.0`. | | | | | | | | | | | |----------------------------------------------------|----------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------|---------------------------------------------------------------------------|-------------------------------------------------------------------------------------|-------------------------------------------------------------------------------|---------------------------------------------------------------------------------|-----------------------------------------------------------------------------|-------------------------------------------------------------------------|------------------------------------------------------------------------| | | Number of Fields / Attributes | | | | | | | | | | Namespace | ECS | OTel | ![relation](https://img.shields.io/badge/match-93c93e?style=flat "match") | ![relation](https://img.shields.io/badge/equivalent-1ba9f5?style=flat "equivalent") | ![relation](https://img.shields.io/badge/related-efc20d?style=flat "related") | ![relation](https://img.shields.io/badge/conflict-910000?style=flat "conflict") | ![relation](https://img.shields.io/badge/metric-cb00cb?style=flat "metric") | ![relation](https://img.shields.io/badge/OTLP-ffdcb2?style=flat "OTLP") | ![relation](https://img.shields.io/badge/n%2Fa-f2f4fb?style=flat "na") | | Agent | [6](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-agent) | · | · | · | · | · | · | · | · | | Android | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/android) | · | · | · | · | · | · | | | Application | · | [11](https://opentelemetry.io/docs/specs/semconv/attributes-registry/app) | · | · | · | · | · | · | | | Artifact | · | [7](https://opentelemetry.io/docs/specs/semconv/attributes-registry/artifact) | · | · | · | · | · | · | | | Autonomous System | [2](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-as) | · | · | · | · | · | · | · | · | | ASP.NET Core | · | [23](https://opentelemetry.io/docs/specs/semconv/attributes-registry/aspnetcore) | · | · | · | · | · | · | | | General AWS | · | [52](https://opentelemetry.io/docs/specs/semconv/attributes-registry/aws) | · | · | · | · | · | · | | | Azure Client Library | · | [9](https://opentelemetry.io/docs/specs/semconv/attributes-registry/azure) | · | · | · | · | · | · | | | Base | [4](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-base) | · | · | · | 2 | · | · | 4 | · | | Browser | · | [4](https://opentelemetry.io/docs/specs/semconv/attributes-registry/browser) | · | · | · | · | · | · | | | Cassandra | · | [6](https://opentelemetry.io/docs/specs/semconv/attributes-registry/cassandra) | · | · | · | · | · | · | | | CI/CD Pipeline | · | [16](https://opentelemetry.io/docs/specs/semconv/attributes-registry/cicd) | · | · | · | · | · | · | | | Client | [12](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-client) | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/client) | 2 | · | · | · | · | · | · | | Cloud | [11](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-cloud) | [6](https://opentelemetry.io/docs/specs/semconv/attributes-registry/cloud) | 4 | 1 | · | · | · | · | · | | CloudEvents | · | [5](https://opentelemetry.io/docs/specs/semconv/attributes-registry/cloudevents) | · | · | · | · | · | · | | | CloudFoundry | · | [11](https://opentelemetry.io/docs/specs/semconv/attributes-registry/cloudfoundry) | · | · | · | · | · | · | | | Code | · | [5](https://opentelemetry.io/docs/specs/semconv/attributes-registry/code) | · | · | · | · | · | · | | | Code Signature | [11](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-code_signature) | · | · | · | · | · | · | · | · | | Container | [14](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-container) | [15](https://opentelemetry.io/docs/specs/semconv/attributes-registry/container) | 3 | 3 | 1 | · | 2 | · | · | | CPU | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/cpu) | · | · | · | · | · | · | | | CPython attributes | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/cpython) | · | · | · | · | · | · | | | Data Stream | [3](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-data_stream) | · | · | · | · | · | · | · | 3 | | General Database | · | [14](https://opentelemetry.io/docs/specs/semconv/attributes-registry/db) | · | · | · | · | · | · | | | Deployment | · | [4](https://opentelemetry.io/docs/specs/semconv/attributes-registry/deployment) | · | · | · | · | · | · | | | Destination | [12](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-destination) | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/destination) | 2 | · | · | · | · | · | · | | Device | [10](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-device) | [4](https://opentelemetry.io/docs/specs/semconv/attributes-registry/device) | 4 | · | · | · | · | · | · | | Disk | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/disk) | · | · | · | · | · | · | | | DLL | [4](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-dll) | · | · | · | · | · | · | · | · | | DNS | [18](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-dns) | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/dns) | 1 | · | 1 | · | · | · | · | | .NET | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/dotnet) | · | · | · | · | · | · | | | ECS | [1](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-ecs) | · | · | · | · | · | · | · | 1 | | Elasticsearch | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/elasticsearch) | · | · | · | · | · | · | | | ELF Header | [38](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-elf) | · | · | · | · | · | · | · | · | | Email | [19](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-email) | · | · | · | · | · | · | · | · | | End User | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/enduser) | · | · | · | · | · | · | | | Entity | [13](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-entity) | · | · | · | · | · | · | · | · | | Error | [5](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-error) | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/error) | 1 | 2 | · | · | · | · | · | | Event | [26](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-event) | · | · | · | · | · | · | · | · | | Exception | · | [3](https://opentelemetry.io/docs/specs/semconv/attributes-registry/exception) | · | · | · | · | · | · | | | FaaS | [7](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-faas) | [16](https://opentelemetry.io/docs/specs/semconv/attributes-registry/faas) | 3 | 2 | · | · | · | · | · | | Feature Flag | · | [8](https://opentelemetry.io/docs/specs/semconv/attributes-registry/feature-flag) | · | · | · | · | · | · | | | File | [24](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-file) | [18](https://opentelemetry.io/docs/specs/semconv/attributes-registry/file) | 11 | 7 | · | · | · | · | · | | GCP Client | · | [23](https://opentelemetry.io/docs/specs/semconv/attributes-registry/gcp) | · | · | · | · | · | · | | | Gen AI | [26](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-gen_ai) | [40](https://opentelemetry.io/docs/specs/semconv/attributes-registry/gen-ai) | 25 | 1 | · | · | · | · | · | | Geo | [11](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-geo) | [7](https://opentelemetry.io/docs/specs/semconv/attributes-registry/geo) | 1 | 4 | 2 | · | · | · | · | | Go | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/go) | · | · | · | · | · | · | | | GraphQL | · | [3](https://opentelemetry.io/docs/specs/semconv/attributes-registry/graphql) | · | · | · | · | · | · | | | Group | [3](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-group) | · | · | · | · | · | · | · | · | | Hash | [8](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-hash) | · | · | · | · | · | · | · | · | | Heroku | · | [3](https://opentelemetry.io/docs/specs/semconv/attributes-registry/heroku) | · | · | · | · | · | · | | | Host | [18](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-host) | [15](https://opentelemetry.io/docs/specs/semconv/attributes-registry/host) | 5 | 1 | · | · | 8 | · | · | | HTTP | [13](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-http) | [12](https://opentelemetry.io/docs/specs/semconv/attributes-registry/http) | 1 | 5 | 2 | 1 | · | · | · | | Hardware | · | [27](https://opentelemetry.io/docs/specs/semconv/attributes-registry/hw) | · | · | · | · | · | · | | | Interface | [3](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-interface) | · | · | · | · | · | · | · | · | | iOS | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/ios) | · | · | · | · | · | · | | | Java Virtual Machine (JVM) | · | [8](https://opentelemetry.io/docs/specs/semconv/attributes-registry/jvm) | · | · | · | · | · | · | | | Kubernetes | · | [62](https://opentelemetry.io/docs/specs/semconv/attributes-registry/k8s) | · | · | · | · | · | · | | | Linux Memory | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/linux) | · | · | · | · | · | · | | | Log | [18](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-log) | [7](https://opentelemetry.io/docs/specs/semconv/attributes-registry/log) | 1 | · | · | · | · | 1 | · | | Mach-O Header | [16](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-macho) | · | · | · | · | · | · | · | · | | Mainframe LPAR attributes | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/mainframe) | · | · | · | · | · | · | | | General Messaging | · | [37](https://opentelemetry.io/docs/specs/semconv/attributes-registry/messaging) | · | · | · | · | · | · | | | Network | [12](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-network) | [17](https://opentelemetry.io/docs/specs/semconv/attributes-registry/network) | 2 | 1 | · | · | · | · | · | | NFS | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/nfs) | · | · | · | · | · | · | | | Node.js | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/nodejs) | · | · | · | · | · | · | | | Observer | [13](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-observer) | · | · | · | · | · | · | · | · | | Open Container Initiative (OCI) | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/oci) | · | · | · | · | · | · | | | ONC RPC (Sun RPC) attributes | · | [4](https://opentelemetry.io/docs/specs/semconv/attributes-registry/onc-rpc) | · | · | · | · | · | · | | | OpenAI | · | [3](https://opentelemetry.io/docs/specs/semconv/attributes-registry/openai) | · | · | · | · | · | · | | | Openshift | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/openshift) | · | · | · | · | · | · | | | OpenTracing | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/opentracing) | · | · | · | · | · | · | | | Orchestrator | [15](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-orchestrator) | · | · | · | · | · | · | · | · | | Organization | [2](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-organization) | · | · | · | · | · | · | · | · | | Operating System | [7](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-os) | [5](https://opentelemetry.io/docs/specs/semconv/attributes-registry/os) | 2 | 1 | · | 1 | · | · | · | | OTel | · | [9](https://opentelemetry.io/docs/specs/semconv/attributes-registry/otel) | · | · | · | · | · | · | | | Package | [13](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-package) | · | · | · | · | · | · | · | · | | PE Header | [23](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-pe) | · | · | · | · | · | · | · | · | | Peer | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/peer) | · | · | · | · | · | · | | | Pprof specific attributes for the Profiling signal | · | [6](https://opentelemetry.io/docs/specs/semconv/attributes-registry/pprof) | · | · | · | · | · | · | | | Process | [34](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-process) | [34](https://opentelemetry.io/docs/specs/semconv/attributes-registry/process) | 15 | 2 | · | · | 1 | · | · | | Profile Frame | · | [1](https://opentelemetry.io/docs/specs/semconv/attributes-registry/profile) | · | · | · | · | · | · | | | Registry | [7](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-registry) | · | · | · | · | · | · | · | · | | Related | [4](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-related) | · | · | · | · | · | · | · | 4 | | Risk information | [6](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-risk) | · | · | · | · | · | · | · | · | | Remote Procedure Call (RPC) | · | [17](https://opentelemetry.io/docs/specs/semconv/attributes-registry/rpc) | · | · | · | · | · | · | | | Rule | [10](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-rule) | · | · | · | · | · | · | · | · | | Security Rule | · | [8](https://opentelemetry.io/docs/specs/semconv/attributes-registry/security-rule) | · | · | · | · | · | · | | | Server | [12](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-server) | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/server) | 2 | · | · | · | · | · | · | | Service | [11](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-service) | [4](https://opentelemetry.io/docs/specs/semconv/attributes-registry/service) | 2 | 2 | · | · | · | · | · | | Session | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/session) | · | · | · | · | · | · | | | SignalR | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/signalr) | · | · | · | · | · | · | | | Source | [12](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-source) | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/source) | 2 | · | · | · | · | · | · | | General System | · | [9](https://opentelemetry.io/docs/specs/semconv/attributes-registry/system) | · | · | · | · | · | · | | | Telemetry | · | [5](https://opentelemetry.io/docs/specs/semconv/attributes-registry/telemetry) | · | · | · | · | · | · | | | Test | · | [4](https://opentelemetry.io/docs/specs/semconv/attributes-registry/test) | · | · | · | · | · | · | | | Thread | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/thread) | · | · | · | · | · | · | | | Threat | [65](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-threat) | · | · | · | · | · | · | · | · | | TLS | [29](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-tls) | [28](https://opentelemetry.io/docs/specs/semconv/attributes-registry/tls) | 26 | · | · | · | · | · | · | | Tracing | [3](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-tracing) | · | · | · | · | · | · | 2 | 1 | | URL | [14](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-url) | [13](https://opentelemetry.io/docs/specs/semconv/attributes-registry/url) | 12 | · | · | · | · | · | · | | User | [7](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-user) | [6](https://opentelemetry.io/docs/specs/semconv/attributes-registry/user) | 6 | · | · | · | · | · | · | | User agent | [4](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-user_agent) | [6](https://opentelemetry.io/docs/specs/semconv/attributes-registry/user-agent) | 3 | · | · | · | · | · | · | | V8 JS | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/v8js) | · | · | · | · | · | · | | | VCS Repository | · | [16](https://opentelemetry.io/docs/specs/semconv/attributes-registry/vcs) | · | · | · | · | · | · | | | VLAN | [2](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-vlan) | · | · | · | · | · | · | · | · | | Volume | [16](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-volume) | · | · | · | · | · | · | · | · | | Vulnerability | [13](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-vulnerability) | · | · | · | · | · | · | · | · | | Web Engine | · | [3](https://opentelemetry.io/docs/specs/semconv/attributes-registry/webengine) | · | · | · | · | · | · | | | x509 Certificate | [24](https://www.elastic.co/elastic/docs-builder/docs/3016/reference/ecs/ecs-x509) | · | · | · | · | · | · | · | · | | z/OS attributes | · | [2](https://opentelemetry.io/docs/specs/semconv/attributes-registry/zos) | · | · | · | · | · | · | |