ITracer tracer = new Tracer.Builder("my-service-name").Build(); ISpan span = tracer.BuildSpan("my_span").Start(); span.Finish();
ISpan span = tracer.BuildSpan("my_span") .WithTag("key", 123) .WithTag(Tags.SpanKind, Tags.SpanKindClient) .Log("event", "my_event") .Start(); // do some work span.Finish();In this example, tags and logs are added to the span. The `WithTag()` method is used to add key-value pairs as tags, and `Log()` method is used to add log events to the span. Package library: OpenTracing.