// profile.
//
// profilez samples are a repeated sequence of stack frames of the
// form:
//
//	1st word -- The number of times this stack was encountered.
//	2nd word -- The size of the stack (StackSize).
//	3rd word -- The first address on the stack.
//	...
//	StackSize + 2 -- The last address on the stack
//
// The last stack trace is of the form:
//
//	1st word -- 0
//	2nd word -- 1
//	3rd word -- 0

package main

import (
	"fmt"
	"internal/trace"
	"internal/trace/traceviewer"
	"internal/trace/traceviewer/format"
)

var _ generator = &procGenerator{}

type procGenerator struct {
	globalRangeGenerator
	globalMetricGenerator
	procRangeGenerator
	stackSampleGenerator[trace.ProcID]
	logEventGenerator[trace.ProcID]

	gStates   map[trace.GoID]*gState[trace.ProcID]
	inSyscall map[trace.ProcID]*gState[trace.ProcID]

			size := eventSz{Time: v.Time, Sz: cw.size + 1} // +1 for ",".
			// Add referenced stack frames. Their size is computed
			// in flush, where we can dedup across events.
			WalkStackFrames(allFrames, v.Stack, func(id int) {
				size.Frames = append(size.Frames, id)
			})
			WalkStackFrames(allFrames, v.EndStack, func(id int) {
				size.Frames = append(size.Frames, id) // This may add duplicates. We'll dedup later.
			})

		ProxyClientKeyFile:      "/var/run/kubernetes/proxy.key",
		ProxyClientCertFile:     "/var/run/kubernetes/proxy.crt",
		Metrics:                 &metrics.Options{},
		Logs:                    logs.NewOptions(),
		Traces: &apiserveroptions.TracingOptions{
			ConfigFile: "/var/run/kubernetes/tracing_config.yaml",
		},
		AggregatorRejectForwardingRedirects: true,

	"text":     {report.Text, nil, nil, false, "Outputs top entries in text form", reportHelp("text", true, true)},
	"top":      {report.Text, nil, nil, false, "Outputs top entries in text form", reportHelp("top", true, true)},
	"traces":   {report.Traces, nil, nil, false, "Outputs all profile samples in text form", ""},
	"tree":     {report.Tree, nil, nil, false, "Outputs a text rendering of call graph", reportHelp("tree", true, true)},

	// Save binary formats to a file

mheap, mspanSpecial < mheapSpecial;
mheap, mheapSpecial < globalAlloc;

# Execution tracer events (with a P)
hchan,
  mheap,
  root,
  sched,
  traceStrings,
  notifyList,
  fin
# Above TRACE is anything that can create a trace event
< TRACE
< trace
< traceStackTab;

# panic is handled specially. It is implicitly below all other locks.
NONE < panic;

profile](/pkg/runtime/pprof#Profile). Contention on these locks is always
reported at `runtime._LostContendedRuntimeLock`. Complete stack traces of
runtime locks can be enabled with the [`runtimecontentionstacks`
setting](/pkg/runtime#hdr-Environment_Variable). These stack traces have
non-standard semantics, see setting documentation for details.

Go 1.22 added a new [`crypto/x509.Certificate`](/pkg/crypto/x509/#Certificate)

// it should be invoked after ev.StageTimestamp has been set appropriately.
func writeLatencyToAnnotation(ctx context.Context, ev *auditinternal.Event) {
	// we will track latency in annotation only when the total latency
	// of the given request exceeds 500ms, this is in keeping with the
	// traces in rest/handlers for create, delete, update,
	// get, list, and deletecollection.
	const threshold = 500 * time.Millisecond

        expect:
        result.output == output
        result.normalizedOutput == output
        result.error == error
    }

    def "finds stack traces when present"() {
        def output = '''
* What went wrong:
A problem occurred evaluating root project '4j0h2'.
org.gradle.api.GradleScriptException: A problem occurred evaluating root project '4j0h2'.

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// CPU profiling.
//
// The signal handler for the profiling clock tick adds a new stack trace
// to a log of recent traces. The log is read by a user goroutine that
// turns it into formatted profile data. If the reader does not keep up
// with the log, those writes will be recorded as a count of lost records.