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authorAlex Brainman <alex.brainman@gmail.com>2014-09-09 16:05:00 +1000
committerRuss Cox <rsc@golang.org>2014-09-09 16:05:00 +1000
commitd72029e3a3e6726248d84fdd1e468a3683ccb577 (patch)
tree8df9ce8d68d761ff651704930b6e7d5476f21439 /src/runtime
parentbffb0590c1e1125830377165eb98bf1b73bb016e (diff)
downloadgo-d72029e3a3e6726248d84fdd1e468a3683ccb577.tar.xz
undo CL 140110043 / 17b5fc2aa130
I have found better approach, then longer wait. See CL 134360043 for details. ««« original CL description runtime/pprof: adjust cpuHogger so that tests pass on windows builders LGTM=rsc R=dvyukov, rsc CC=golang-codereviews https://golang.org/cl/140110043 »»» LGTM=dave R=golang-codereviews, dave, dvyukov CC=golang-codereviews https://golang.org/cl/133500043
Diffstat (limited to 'src/runtime')
-rw-r--r--src/runtime/pprof/pprof_test.go8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/runtime/pprof/pprof_test.go b/src/runtime/pprof/pprof_test.go
index 54f93f8610..edd471a0c9 100644
--- a/src/runtime/pprof/pprof_test.go
+++ b/src/runtime/pprof/pprof_test.go
@@ -23,12 +23,12 @@ import (
func cpuHogger(f func()) {
// We only need to get one 100 Hz clock tick, so we've got
- // a 100x safety buffer.
- // But do at least 2000 iterations (which should take about 400ms),
+ // a 25x safety buffer.
+ // But do at least 500 iterations (which should take about 100ms),
// otherwise TestCPUProfileMultithreaded can fail if only one
- // thread is scheduled during the 1 second period.
+ // thread is scheduled during the 250ms period.
t0 := time.Now()
- for i := 0; i < 2000 || time.Since(t0) < time.Second; i++ {
+ for i := 0; i < 500 || time.Since(t0) < 250*time.Millisecond; i++ {
f()
}
}