add more logs

eth/protocols/eth/dispatcher.go

@@ -19,6 +19,7 @@ package eth
 import (
 	"errors"
 	"fmt"
+	"runtime"
 	"time"
 
 	"github.com/ethereum/go-ethereum/log"
@@ -64,6 +65,17 @@ func (r *Request) Close() error {
 		return nil
 	}
 
+	// Get function caller details
+	pc, file, no, ok := runtime.Caller(1)
+	details := runtime.FuncForPC(pc)
+	if ok {
+		extra := ""
+		if details != nil {
+			extra = details.Name()
+		}
+		log.Info("***** request.Close() called from", "file", fmt.Sprintf("%s#%d", file, no), "name", extra)
+	}
+
 	cancelOp := &cancel{
 		id:   r.id,
 		fail: make(chan error),

eth/protocols/eth/handlers.go

@@ -42,7 +42,7 @@ func handleGetBlockHeaders66(backend Backend, msg Decoder, peer *Peer) error {
 
 	err := peer.ReplyBlockHeadersRLP(query.RequestId, response)
 
-	log.Info("***** Returning from handleGetBlockHeaders66", "response", response, "err", err)
+	log.Info("***** Returning from handleGetBlockHeaders66", "response.length", len(response), "err", err)
 
 	return err
 }