From ae9ed5c420dc7babc5754fbb88c7bfe893d5dcf0 Mon Sep 17 00:00:00 2001
From: Felix Lange <fjl@twurst.com>
Date: Fri, 6 May 2016 11:15:05 +0200
Subject: [PATCH 1/2] internal/debug: also rename debug_startTrace to
 debug_startGoTrace

This was missing from the previous change.
---
 internal/debug/api.go            | 6 +++---
 internal/debug/flags.go          | 4 ++--
 internal/debug/trace.go          | 6 +++---
 internal/debug/trace_fallback.go | 4 ++--
 internal/web3ext/web3ext.go      | 8 ++++----
 5 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/internal/debug/api.go b/internal/debug/api.go
index a0bff2768..96091541b 100644
--- a/internal/debug/api.go
+++ b/internal/debug/api.go
@@ -51,7 +51,7 @@ type HandlerT struct {
 	traceFile string
 }
 
-// Verbosity sets the glog verbosity floor.
+// Verbosity sets the glog verbosity ceiling.
 // The verbosity of individual packages and source files
 // can be raised using Vmodule.
 func (*HandlerT) Verbosity(level int) {
@@ -134,11 +134,11 @@ func (h *HandlerT) StopCPUProfile() error {
 // GoTrace turns on tracing for nsec seconds and writes
 // trace data to file.
 func (h *HandlerT) GoTrace(file string, nsec uint) error {
-	if err := h.StartTrace(file); err != nil {
+	if err := h.StartGoTrace(file); err != nil {
 		return err
 	}
 	time.Sleep(time.Duration(nsec) * time.Second)
-	h.StopTrace()
+	h.StopGoTrace()
 	return nil
 }
 
diff --git a/internal/debug/flags.go b/internal/debug/flags.go
index 76f32561a..5b1a9b23c 100644
--- a/internal/debug/flags.go
+++ b/internal/debug/flags.go
@@ -89,7 +89,7 @@ func Setup(ctx *cli.Context) error {
 	runtime.MemProfileRate = ctx.GlobalInt(memprofilerateFlag.Name)
 	Handler.SetBlockProfileRate(ctx.GlobalInt(blockprofilerateFlag.Name))
 	if traceFile := ctx.GlobalString(traceFlag.Name); traceFile != "" {
-		if err := Handler.StartTrace(traceFile); err != nil {
+		if err := Handler.StartGoTrace(traceFile); err != nil {
 			return err
 		}
 	}
@@ -114,5 +114,5 @@ func Setup(ctx *cli.Context) error {
 // respective file.
 func Exit() {
 	Handler.StopCPUProfile()
-	Handler.StopTrace()
+	Handler.StopGoTrace()
 }
diff --git a/internal/debug/trace.go b/internal/debug/trace.go
index 45637977a..c0cf921ff 100644
--- a/internal/debug/trace.go
+++ b/internal/debug/trace.go
@@ -27,8 +27,8 @@ import (
 	"github.com/ethereum/go-ethereum/logger/glog"
 )
 
-// StartTrace turns on tracing, writing to the given file.
-func (h *HandlerT) StartTrace(file string) error {
+// StartGoTrace turns on tracing, writing to the given file.
+func (h *HandlerT) StartGoTrace(file string) error {
 	h.mu.Lock()
 	defer h.mu.Unlock()
 	if h.traceW != nil {
@@ -49,7 +49,7 @@ func (h *HandlerT) StartTrace(file string) error {
 }
 
 // StopTrace stops an ongoing trace.
-func (h *HandlerT) StopTrace() error {
+func (h *HandlerT) StopGoTrace() error {
 	h.mu.Lock()
 	defer h.mu.Unlock()
 	trace.Stop()
diff --git a/internal/debug/trace_fallback.go b/internal/debug/trace_fallback.go
index 319945925..4118ff408 100644
--- a/internal/debug/trace_fallback.go
+++ b/internal/debug/trace_fallback.go
@@ -22,10 +22,10 @@ package debug
 
 import "errors"
 
-func (*HandlerT) StartTrace(string) error {
+func (*HandlerT) StartGoTrace(string) error {
 	return errors.New("tracing is not supported on Go < 1.5")
 }
 
-func (*HandlerT) StopTrace() error {
+func (*HandlerT) StopGoTrace() error {
 	return errors.New("tracing is not supported on Go < 1.5")
 }
diff --git a/internal/web3ext/web3ext.go b/internal/web3ext/web3ext.go
index 2a4698ee7..64c1b5044 100644
--- a/internal/web3ext/web3ext.go
+++ b/internal/web3ext/web3ext.go
@@ -371,13 +371,13 @@ web3._extend({
 			params: 2
 		}),
 		new web3._extend.Method({
-			name: 'startTrace',
-			call: 'debug_startTrace',
+			name: 'startGoTrace',
+			call: 'debug_startGoTrace',
 			params: 1
 		}),
 		new web3._extend.Method({
-			name: 'stopTrace',
-			call: 'debug_stopTrace',
+			name: 'stopGoTrace',
+			call: 'debug_stopGoTrace',
 			params: 0
 		}),
 		new web3._extend.Method({

From 130bccc7630a6f6ec7990900bc9dc9bce410a6ad Mon Sep 17 00:00:00 2001
From: Felix Lange <fjl@twurst.com>
Date: Fri, 6 May 2016 11:04:52 +0200
Subject: [PATCH 2/2] cmd/utils: flush trace and CPU profile data when
 force-qutting

Also reduce log messages a little bit.
---
 cmd/utils/cmd.go | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/cmd/utils/cmd.go b/cmd/utils/cmd.go
index d331f762f..9e2b14f56 100644
--- a/cmd/utils/cmd.go
+++ b/cmd/utils/cmd.go
@@ -73,15 +73,13 @@ func StartNode(stack *node.Node) {
 		<-sigc
 		glog.V(logger.Info).Infoln("Got interrupt, shutting down...")
 		go stack.Stop()
-		logger.Flush()
 		for i := 10; i > 0; i-- {
 			<-sigc
 			if i > 1 {
-				glog.V(logger.Info).Infoln("Already shutting down, please be patient.")
-				glog.V(logger.Info).Infoln("Interrupt", i-1, "more times to induce panic.")
+				glog.V(logger.Info).Infof("Already shutting down, interrupt %d more times for panic.", i-1)
 			}
 		}
-		glog.V(logger.Error).Infof("Force quitting: this might not end so well.")
+		debug.Exit() // ensure trace and CPU profile data is flushed.
 		debug.LoudPanic("boom")
 	}()
 }