Standardize OTel service and instrumentation scope naming (#164)

Signed-off-by: Guangya Liu <gyliu513@gmail.com>

Author: gyliu513

cmd/runner/runner.go

@@ -119,7 +119,7 @@ func (r *Runner) Run(ctx context.Context) error {
 	})
 
 	if opts.Tracing {
-		err := tracing.InitTracing(ctx, setupLog, "llm-d/inference-payload-processor")
+		err := tracing.InitTracing(ctx, setupLog, "llm-d-ipp")
 		if err != nil {
 			setupLog.Error(err, "failed to initialize tracing")
 			return err

pkg/handlers/server.go

@@ -86,7 +86,7 @@ func (s *Server) Process(srv extProcPb.ExternalProcessor_ProcessServer) error {
 
 	// Start tracing span for the request
 	tracer := otel.Tracer(
-		"llm-d/inference-payload-processor/extproc",
+		"llm-d-inference-payload-processor/pkg/handlers",
 		trace.WithInstrumentationVersion(version.BuildRef),
 		trace.WithInstrumentationAttributes(
 			attribute.String("commit-sha", version.CommitSHA),