commit 04e0dd6a444fb068b527469f4979267032f33fc8
Author: Brion Vibber <brion@pobox.com>
Date:   Thu Sep 14 12:53:30 2023 -0700

    initial commit

diff --git a/index.html b/index.html
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+<!DOCTYPE html>
+<html>
+    <head>
+        <meta charset="utf-8">
+        <title>Massive memory allocation test</title>
+    </head>
+    <h1>
+        <h1>Massive memory allocation test</h1>
+
+        <p>
+            Allocates 16-MiB ArrayBuffers until something stops it.
+            May crash your system or make it sluggish.
+        </p>
+
+        <div id="status">Ready to start.</div>
+        <div><button id="start">Start</button></div>
+        <script async>
+            function el(id) {
+                return document.getElementById(id);
+            }
+            const status = el('status');
+            const button = el('start');
+            let running = false;
+            let count = 0;
+
+            // Give us 16 megs of randomized memory
+            // to defeat compression.
+            const mib = 1024 * 1024;
+            const chunk = 16 * mib;
+            const block = new Uint8Array(chunk);
+            for (let i = 0; i < block.length; i++) {
+                block[i] = Math.round(Math.random() * 255);
+            }
+            let blocks = [];
+            function alloc() {
+                blocks.push(block.slice());
+                count++;
+                status.textContent = `${count * chunk / mib} MiB allocated`;
+            }
+            let timeout = null;
+            function schedule() {
+                timeout = setTimeout(() => {
+                    alloc();
+                    schedule();
+                });
+            }
+            function cancel() {
+                clearTimeout(timeout);
+                timeout = null;
+            }
+            button.addEventListener('click', function(event) {
+                if (running) {
+                    button.textContent = 'Start';
+                    running = false;
+                    cancel();
+                } else {
+                    button.textContent = 'Stop';
+                    running = true;
+                    schedule();
+                }
+            });
+        </script>
+    </body>
+</html>
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