mirror of
https://github.com/nodejs/node.git
synced 2025-05-15 10:01:49 +00:00
fd4f80ce54
PR-URL: https://github.com/nodejs/node/pull/42657 Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Michael Dawson <midawson@redhat.com>
72 lines
2.4 KiB
HTML
72 lines
2.4 KiB
HTML
<!DOCTYPE html>
|
|
<!-- Copyright 2021 the V8 project authors. All rights reserved.
|
|
Use of this source code is governed by a BSD-style license that can be
|
|
found in the LICENSE file. -->
|
|
|
|
<html lang="en">
|
|
|
|
<head>
|
|
<meta charset="UTF-8">
|
|
<title>V8 Heap Layout</title>
|
|
|
|
<script src="https://cdnjs.cloudflare.com/ajax/libs/echarts/5.2.2/echarts.min.js"></script>
|
|
|
|
<script type="module" src="heap-layout-viewer.mjs"></script>
|
|
<script type="module" src="heap-size-trend-viewer.mjs"></script>
|
|
<script type="module" src="trace-file-reader.mjs"></script>
|
|
|
|
<link rel="stylesheet" type="text/css" href="./index.css">
|
|
|
|
<script>
|
|
'use strict';
|
|
function $(id) { return document.querySelector(id); }
|
|
|
|
function globalDataChanged(e) {
|
|
$('#heap-layout-viewer').data = e.detail;
|
|
$('#heap-size-trend-viewer').data = e.detail;
|
|
$('.button-container').style.display = 'block';
|
|
}
|
|
|
|
function selectSnapshotAtIndex(e) {
|
|
const index = e.detail;
|
|
$('#heap-layout-viewer').drawChart(index);
|
|
}
|
|
|
|
|
|
function OnPrevClick() {
|
|
const heap_size_trend_viewer = $('#heap-size-trend-viewer');
|
|
const heap_layout_viewer = $('#heap-layout-viewer');
|
|
heap_size_trend_viewer.setXMarkLine(heap_size_trend_viewer.currentIndex - 1);
|
|
heap_layout_viewer.drawChart(heap_layout_viewer.currentIndex - 1);
|
|
}
|
|
|
|
function OnNextClick() {
|
|
const heap_size_trend_viewer = $('#heap-size-trend-viewer');
|
|
const heap_layout_viewer = $('#heap-layout-viewer');
|
|
heap_size_trend_viewer.setXMarkLine(heap_size_trend_viewer.currentIndex + 1);
|
|
heap_layout_viewer.drawChart(heap_layout_viewer.currentIndex + 1);
|
|
}
|
|
|
|
</script>
|
|
</head>
|
|
|
|
<body>
|
|
<h1>V8 Heap Layout</h1>
|
|
<trace-file-reader onchange="globalDataChanged(event)"></trace-file-reader>
|
|
<heap-size-trend-viewer id="heap-size-trend-viewer" onchange="selectSnapshotAtIndex(event)"></heap-size-trend-viewer>
|
|
<heap-layout-viewer id="heap-layout-viewer"></heap-layout-viewer>
|
|
<div class="button-container">
|
|
<button id="button_prev" type="button" onclick="OnPrevClick()">Prev</button>
|
|
<button id="button_next" type="button" onclick="OnNextClick()">Next</button>
|
|
</div>
|
|
|
|
<p>Heap layout is a HTML-based tool for visualizing V8-internal heap layout.</p>
|
|
<p>Visualize heap layout that have been gathered using</p>
|
|
<ul>
|
|
<li><code>--trace-gc-heap-layout</code> on V8</li>
|
|
|
|
</ul>
|
|
|
|
</body>
|
|
|
|
</html> |