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Write spans on a trace

Ingests a batch of spans atomically; a span's parent and time invariants are validated.

This method is not served on the public API. api.sylphx.com does not route this call: its backend is not deployed behind the public API, or does not implement the call. This page documents the contract. It is kept out of the sidebar and of search engines.

Ingests a batch of spans atomically; a span's parent and time invariants are validated. Replay rules are those of WriteLogEntries.

  • Path POST https://api.sylphx.com/v1/orgs/acme/projects/shop/envs/production/traces:writeSpans
  • Scope observability:ingest
  • Effect write — a successful call changes state.
  • Collection traces

#Request

FieldTypeWhat it is
parentstringThe parent the method acts in. Required.
spansSpan[]The spans, at most 1000. Required.

#Span

FieldTypeWhat it is
trace_idstringW3C trace id (32 hex). Required.
span_idstringW3C span id (16 hex). Required.
parent_span_idstringThe parent span id; empty for a root span.
span_namestringThe operation name. Required.
service_namestringThe emitting service. Required.
kindSpanKindThe span kind. One of internal, server, client, producer, consumer.
start_timetimestampWhen the span started. Required.
end_timetimestampWhen the span ended; not before start_time. Required.
errorboolWhether the span failed.
error_messagestringThe error message, when error.
attributesmap<string, string>Typed attributes, at most 64.

#Response

FieldTypeWhat it is
admitted_countint32Spans admitted.

#Errors

Every error arrives in the body Errors describes.

#Examples

curl -X POST "https://api.sylphx.com/v1/orgs/acme/projects/shop/envs/production/traces:writeSpans" \
  -H "Authorization: Bearer $SYLPHX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"spans":[{"end_time":{},"service_name":"…","span_id":"…","span_name":"…","start_time":{},"trace_id":"…"}]}'