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runtime: deflake TestPreemptionAfterSyscall 

This test occasionally takes very slightly longer than the 3 second
timeout on slow builders (especially windows-386-2008), so increase
the timeout to 5 seconds. It fails with much longer timeouts on Plan
9, so skip it as flaky there.

Updates #41015.

Change-Id: I426a7adfae92c18a0f8a223dd92762b0b91565e1
Reviewed-on: https://go-review.googlesource.com/c/go/+/379214
Trust: Austin Clements <austin@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
This commit is contained in:
Austin Clements 2022-01-18 16:27:40 -05:00
parent 2a061fdd47
commit ca33b34e17
1 changed files with 5 additions and 1 deletions
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6
src/runtime/proc_test.go
View File

@ -1044,7 +1044,7 @@ func testPreemptionAfterSyscall(t *testing.T, syscallDuration time.Duration) {
interations = 1
}
const (
maxDuration = 3 * time.Second
maxDuration = 5 * time.Second
nroutines = 8
)
@ -1080,6 +1080,10 @@ func testPreemptionAfterSyscall(t *testing.T, syscallDuration time.Duration) {
}
func TestPreemptionAfterSyscall(t *testing.T) {
if runtime.GOOS == "plan9" {
testenv.SkipFlaky(t, 41015)
}
for _, i := range []time.Duration{10, 100, 1000} {
d := i * time.Microsecond
t.Run(fmt.Sprint(d), func(t *testing.T) {