greggman · November 17, 2025 09:14
diff --git a/README.md b/README.md
diff --git a/index.css b/index.css
 /*bug-in-github-api-content-can-not-be-empty*/
diff --git a/index.html b/index.html
 /*bug-in-github-api-content-can-not-be-empty*/
diff --git a/index.js b/index.js
 async function main() {
  const adapter = await navigator.gpu.requestAdapter();
  const device = await adapter.requestDevice();

  const kNumPerStep = 128 * 1024;
  let count = 0;
  for (;;) {
    const startTime = performance.now();
    for (let i = 0; i < kNumPerStep; ++i) {
      const buffer = device.createBuffer({size: 16, usage: GPUBufferUsage.STORAGE});
      buffer.destroy();
    }
    device.queue.submit([]);
    await device.queue.onSubmittedWorkDone();
    const endTime = performance.now();
    const duration = endTime - startTime;
    count += kNumPerStep;
    console.log(`count: ${count.toString().padEnd(10)}, duration: ${duration.toFixed(8)}ms, time per creation: ${(duration / kNumPerStep).toFixed(8)}ms`);
  }
 }

 main();
diff --git a/jsGist.json b/jsGist.json
 {"name":"WebGPU: Lots of resources","settings":{},"filenames":["index.html","index.css","index.js"]}
	async function main() {
	const adapter = await navigator.gpu.requestAdapter();
	const device = await adapter.requestDevice();

	const kNumPerStep = 128 * 1024;
	let count = 0;
	for (;;) {
	const startTime = performance.now();
	for (let i = 0; i < kNumPerStep; ++i) {
	const buffer = device.createBuffer({size: 16, usage: GPUBufferUsage.STORAGE});
	buffer.destroy();
	}
	device.queue.submit([]);
	await device.queue.onSubmittedWorkDone();
	const endTime = performance.now();
	const duration = endTime - startTime;
	count += kNumPerStep;
	console.log(`count: ${count.toString().padEnd(10)}, duration: ${duration.toFixed(8)}ms, time per creation: ${(duration / kNumPerStep).toFixed(8)}ms`);
	}
	}

	main();
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