runtime: malloc sampling, pprof interface

R=r
CC=golang-dev
http://codereview.appspot.com/719041

2 files changed, 3 insertions, 1 deletions

diff --git a/test/mallocrep.go b/test/mallocrep.go
index 5e1314ef5..ab49aae88 100644
--- a/test/mallocrep.go
+++ b/test/mallocrep.go
@@ -30,8 +30,9 @@ func bigger() {
 }
 
 func main() {
-	flag.Parse()
+	runtime.MemProfileRate = 0 // disable profiler
 	runtime.MemStats.Alloc = 0 // ignore stacks
+	flag.Parse()
 	for i := 0; i < 1<<7; i++ {
 		for j := 1; j <= 1<<22; j <<= 1 {
 			if i == 0 && *chatty {
diff --git a/test/mallocrep1.go b/test/mallocrep1.go
index d7c937f11..99cdcfb85 100644
--- a/test/mallocrep1.go
+++ b/test/mallocrep1.go
@@ -92,6 +92,7 @@ func atoi(s string) int {
 }
 
 func main() {
+	runtime.MemProfileRate = 0 // disable profiler
 	flag.Parse()
 	b = make([]*byte, 10000)
 	if flag.NArg() > 0 {