traceviewer

Documentation

Overview

Package traceviewer provides definitions of the JSON data structures used by the Chrome trace viewer.

The official description of the format is in this file: https://docs.google.com/document/d/1CvAClvFfyA5R-PhYUmn5OOQtYMH4h6I0nSsKchNAySU/preview

Index

• type Data
• type Event
• type Frame

Types

type Data

type Data struct {
	Events   []*Event         `json:"traceEvents"`
	Frames   map[string]Frame `json:"stackFrames"`
	TimeUnit string           `json:"displayTimeUnit"`
}

type Event

type Event struct {
	Name      string  `json:"name,omitempty"`
	Phase     string  `json:"ph"`
	Scope     string  `json:"s,omitempty"`
	Time      float64 `json:"ts"`
	Dur       float64 `json:"dur,omitempty"`
	PID       uint64  `json:"pid"`
	TID       uint64  `json:"tid"`
	ID        uint64  `json:"id,omitempty"`
	BindPoint string  `json:"bp,omitempty"`
	Stack     int     `json:"sf,omitempty"`
	EndStack  int     `json:"esf,omitempty"`
	Arg       any     `json:"args,omitempty"`
	Cname     string  `json:"cname,omitempty"`
	Category  string  `json:"cat,omitempty"`
}

type Frame

type Frame struct {
	Name   string `json:"name"`
	Parent int    `json:"parent,omitempty"`
}