Improve logging of component start errors

Author: swiatekm

service/extensions/extensions.go

@@ -10,6 +10,7 @@ import (
 	"sort"
 
 	"go.uber.org/multierr"
+	"go.uber.org/zap"
 
 	"go.opentelemetry.io/collector/component"
 	"go.opentelemetry.io/collector/confmap"
@@ -46,6 +47,7 @@ func (bes *Extensions) Start(ctx context.Context, host component.Host) error {
 				instanceID,
 				component.NewPermanentErrorEvent(err),
 			)
+			extLogger.WithOptions(zap.AddStacktrace(zap.DPanicLevel)).Error("Failed to start extension", zap.Error(err))
 			return err
 		}
 		bes.telemetry.Status.ReportOKIfStarting(instanceID)

service/internal/graph/graph.go

@@ -19,6 +19,7 @@ import (
 	"strings"
 
 	"go.uber.org/multierr"
+	"go.uber.org/zap"
 	"gonum.org/v1/gonum/graph"
 	"gonum.org/v1/gonum/graph/simple"
 	"gonum.org/v1/gonum/graph/topo"
@@ -423,6 +424,12 @@ func (g *Graph) StartAll(ctx context.Context, host component.Host, reporter stat
 				instanceID,
 				component.NewPermanentErrorEvent(compErr),
 			)
+			g.telemetry.Logger.WithOptions(zap.AddStacktrace(zap.DPanicLevel)).
+				Error("Failed to start component",
+					zap.Error(compErr),
+					zap.String("type", instanceID.Kind.String()),
+					zap.String("id", instanceID.ID.String()),
+				)
 			return compErr
 		}