| Linux in-mum-web1499.main-hosting.eu 5.14.0-503.40.1.el9_5.x86_64 #1 SMP PREEMPT_DYNAMIC Mon May 5 06:06:04 EDT 2025 x86_64 Path : /opt/golang/1.22.0/src/internal/trace/v2/testdata/generators/ |
| Current File : //opt/golang/1.22.0/src/internal/trace/v2/testdata/generators/go122-go-create-without-running-g.go |
// Copyright 2023 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Regression test for an issue found in development.
//
// GoCreate events can happen on bare Ps in a variety of situations and
// and earlier version of the parser assumed this wasn't possible. At
// the time of writing, one such example is goroutines created by expiring
// timers.
package main
import (
"internal/trace/v2"
"internal/trace/v2/event/go122"
testgen "internal/trace/v2/internal/testgen/go122"
)
func main() {
testgen.Main(gen)
}
func gen(t *testgen.Trace) {
g1 := t.Generation(1)
// A goroutine gets created on a running P, then starts running.
b0 := g1.Batch(trace.ThreadID(0), 0)
b0.Event("ProcStatus", trace.ProcID(0), go122.ProcRunning)
b0.Event("GoCreate", trace.GoID(5), testgen.NoStack, testgen.NoStack)
b0.Event("GoStart", trace.GoID(5), testgen.Seq(1))
b0.Event("GoStop", "whatever", testgen.NoStack)
}