{"source":"semconv","version":"1.44.0","attribute":{"id":"faas.name","type":"string","stability":"development","brief":"The name of the single function that this runtime instance executes.","note":"This is the name of the function as configured/deployed on the FaaS\nplatform and is usually different from the name of the callback\nfunction (which may be stored in the\n[`code.namespace`/`code.function.name`](/docs/general/attributes.md#source-code-attributes)\nspan attributes).\n\nFor some cloud providers, the above definition is ambiguous. The following\ndefinition of function name MUST be used for this attribute\n(and consequently the span name) for the listed cloud providers/products:\n\n- **Azure:**  The full name `<FUNCAPP>/<FUNC>`, i.e., function app name\n  followed by a forward slash followed by the function name (this form\n  can also be seen in the resource JSON for the function).\n  This means that a span attribute MUST be used, as an Azure function\n  app can host multiple functions that would usually share\n  a TracerProvider (see also the `cloud.resource_id` attribute).","examples":["my-function","myazurefunctionapp/some-function-name"],"namespace":"faas","definedIn":"model/faas/registry.yaml","usedBy":[{"groupId":"entity.faas","groupType":"entity","signalName":"faas","requirementLevel":"required"}]},"history":[{"version":"1.30.0","publishedAt":"2025-01-24T19:11:42Z","kind":"first-seen","detail":"Already present at v1.30.0, the oldest release tracked here (experimental)."},{"version":"1.31.0","publishedAt":"2025-03-11T00:53:13Z","kind":"stability-changed","detail":"Stability label respelled from experimental to development.","severity":"informational"}],"replaces":[]}