mirror of
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❯ mem bun --smol response-arrayBuffer.mjs cpu: Apple M1 Max runtime: bun 0.6.15 (arm64-darwin) benchmark time (avg) (min … max) p75 p99 p995 --------------------------------------------------------------------------------------------------- ----------------------------- new Response().arrayBuffer() (new string each call, latin1) 12.9 µs/iter (625 ns … 4.18 ms) 1 µs 567.17 µs 711.79 µs new Response().arrayBuffer() (new string each call, utf16) 12.85 µs/iter (1.67 µs … 1.56 ms) 2.17 µs 462.75 µs 621.13 µs new Response().arrayBuffer() (existing string, latin1) 6.53 µs/iter (6.21 µs … 7.07 µs) 6.64 µs 7.07 µs 7.07 µs Peak memory usage: 49 MB bun on jarred/memory-leak-fix took 2s ❯ mem bun response-arrayBuffer.mjs cpu: Apple M1 Max runtime: bun 0.6.15 (arm64-darwin) benchmark time (avg) (min … max) p75 p99 p995 --------------------------------------------------------------------------------------------------- ----------------------------- new Response().arrayBuffer() (new string each call, latin1) 1.2 µs/iter (1.04 µs … 1.42 µs) 1.22 µs 1.42 µs 1.42 µs new Response().arrayBuffer() (new string each call, utf16) 2.74 µs/iter (2.42 µs … 6.37 µs) 2.68 µs 6.37 µs 6.37 µs new Response().arrayBuffer() (existing string, latin1) 746.37 ns/iter (643.82 ns … 1.04 µs) 776.11 ns 1.04 µs 1.04 µs Peak memory usage: 104 MB bun on jarred/memory-leak-fix took 2s ❯ mem ~/.bun/bin/bun response-arrayBuffer.mjs cpu: Apple M1 Max runtime: bun 0.6.15 (arm64-darwin) benchmark time (avg) (min … max) p75 p99 p995 --------------------------------------------------------------------------------------------------- ----------------------------- new Response().arrayBuffer() (new string each call, latin1) 1.69 µs/iter (1.56 µs … 2.1 µs) 1.73 µs 2.1 µs 2.1 µs new Response().arrayBuffer() (new string each call, utf16) 2.65 µs/iter (2.47 µs … 3.17 µs) 2.69 µs 3.17 µs 3.17 µs new Response().arrayBuffer() (existing string, latin1) 667.67 ns/iter (547.67 ns … 1.28 µs) 694.21 ns 1.28 µs 1.28 µs Peak memory usage: 2735 MB bun on jarred/memory-leak-fix took 2s ❯ mem ~/.bun/bin/bun --smol response-arrayBuffer.mjs cpu: Apple M1 Max runtime: bun 0.6.15 (arm64-darwin) benchmark time (avg) (min … max) p75 p99 p995 --------------------------------------------------------------------------------------------------- ----------------------------- new Response().arrayBuffer() (new string each call, latin1) 13.51 µs/iter (541 ns … 3.2 ms) 1.92 µs 553.42 µs 709.92 µs new Response().arrayBuffer() (new string each call, utf16) 13.07 µs/iter (1.71 µs … 3.43 ms) 2.13 µs 451.21 µs 651.67 µs new Response().arrayBuffer() (existing string, latin1) 6.25 µs/iter (5.79 µs … 6.81 µs) 6.4 µs 6.81 µs 6.81 µs Peak memory usage: 292 MB Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
137 lines
6.2 KiB
JavaScript
137 lines
6.2 KiB
JavaScript
// This snippet mostly exists to reproduce a memory leak
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//
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import { bench, run } from "mitata";
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const obj = {
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"id": 1296269,
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"node_id": "MDEwOlJlcG9zaXRvcnkxMjk2MjY5",
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"name": "Hello-World",
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"full_name": "octocat/Hello-World",
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"owner": {
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"login": "octocat",
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"id": 1,
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"node_id": "MDQ6VXNlcjE=",
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"avatar_url": "https://github.com/images/error/octocat_happy.gif",
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"gravatar_id": "",
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"url": "https://api.github.com/users/octocat",
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"html_url": "https://github.com/octocat",
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"followers_url": "https://api.github.com/users/octocat/followers",
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"following_url": "https://api.github.com/users/octocat/following{/other_user}",
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"gists_url": "https://api.github.com/users/octocat/gists{/gist_id}",
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"starred_url": "https://api.github.com/users/octocat/starred{/owner}{/repo}",
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"subscriptions_url": "https://api.github.com/users/octocat/subscriptions",
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"organizations_url": "https://api.github.com/users/octocat/orgs",
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"repos_url": "https://api.github.com/users/octocat/repos",
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"events_url": "https://api.github.com/users/octocat/events{/privacy}",
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"received_events_url": "https://api.github.com/users/octocat/received_events",
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"type": "User",
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"site_admin": false,
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},
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"private": false,
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"html_url": "https://github.com/octocat/Hello-World",
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"description": "This your first repo!",
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"fork": false,
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"url": "https://api.github.com/repos/octocat/Hello-World",
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"archive_url": "https://api.github.com/repos/octocat/Hello-World/{archive_format}{/ref}",
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"assignees_url": "https://api.github.com/repos/octocat/Hello-World/assignees{/user}",
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"blobs_url": "https://api.github.com/repos/octocat/Hello-World/git/blobs{/sha}",
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"branches_url": "https://api.github.com/repos/octocat/Hello-World/branches{/branch}",
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"collaborators_url": "https://api.github.com/repos/octocat/Hello-World/collaborators{/collaborator}",
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"comments_url": "https://api.github.com/repos/octocat/Hello-World/comments{/number}",
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"commits_url": "https://api.github.com/repos/octocat/Hello-World/commits{/sha}",
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"compare_url": "https://api.github.com/repos/octocat/Hello-World/compare/{base}...{head}",
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"contents_url": "https://api.github.com/repos/octocat/Hello-World/contents/{+path}",
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"contributors_url": "https://api.github.com/repos/octocat/Hello-World/contributors",
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"deployments_url": "https://api.github.com/repos/octocat/Hello-World/deployments",
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"downloads_url": "https://api.github.com/repos/octocat/Hello-World/downloads",
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"events_url": "https://api.github.com/repos/octocat/Hello-World/events",
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"forks_url": "https://api.github.com/repos/octocat/Hello-World/forks",
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"git_commits_url": "https://api.github.com/repos/octocat/Hello-World/git/commits{/sha}",
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"git_refs_url": "https://api.github.com/repos/octocat/Hello-World/git/refs{/sha}",
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"git_tags_url": "https://api.github.com/repos/octocat/Hello-World/git/tags{/sha}",
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"git_url": "git:github.com/octocat/Hello-World.git",
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"issue_comment_url": "https://api.github.com/repos/octocat/Hello-World/issues/comments{/number}",
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"issue_events_url": "https://api.github.com/repos/octocat/Hello-World/issues/events{/number}",
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"issues_url": "https://api.github.com/repos/octocat/Hello-World/issues{/number}",
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"keys_url": "https://api.github.com/repos/octocat/Hello-World/keys{/key_id}",
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"labels_url": "https://api.github.com/repos/octocat/Hello-World/labels{/name}",
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"languages_url": "https://api.github.com/repos/octocat/Hello-World/languages",
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"merges_url": "https://api.github.com/repos/octocat/Hello-World/merges",
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"milestones_url": "https://api.github.com/repos/octocat/Hello-World/milestones{/number}",
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"notifications_url": "https://api.github.com/repos/octocat/Hello-World/notifications{?since,all,participating}",
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"pulls_url": "https://api.github.com/repos/octocat/Hello-World/pulls{/number}",
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"releases_url": "https://api.github.com/repos/octocat/Hello-World/releases{/id}",
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"ssh_url": "git@github.com:octocat/Hello-World.git",
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"stargazers_url": "https://api.github.com/repos/octocat/Hello-World/stargazers",
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"statuses_url": "https://api.github.com/repos/octocat/Hello-World/statuses/{sha}",
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"subscribers_url": "https://api.github.com/repos/octocat/Hello-World/subscribers",
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"subscription_url": "https://api.github.com/repos/octocat/Hello-World/subscription",
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"tags_url": "https://api.github.com/repos/octocat/Hello-World/tags",
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"teams_url": "https://api.github.com/repos/octocat/Hello-World/teams",
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"trees_url": "https://api.github.com/repos/octocat/Hello-World/git/trees{/sha}",
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"clone_url": "https://github.com/octocat/Hello-World.git",
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"mirror_url": "git:git.example.com/octocat/Hello-World",
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"hooks_url": "https://api.github.com/repos/octocat/Hello-World/hooks",
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"svn_url": "https://svn.github.com/octocat/Hello-World",
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"homepage": "https://github.com",
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"language": null,
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"forks_count": 9,
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"stargazers_count": 80,
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"watchers_count": 80,
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"size": 108,
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"default_branch": "master",
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"open_issues_count": 0,
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"is_template": false,
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"topics": ["octocat", "atom", "electron", "api"],
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"has_issues": true,
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"has_projects": true,
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"has_wiki": true,
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"has_pages": false,
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"has_downloads": true,
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"has_discussions": false,
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"archived": false,
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"disabled": false,
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"visibility": "public",
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"pushed_at": "2011-01-26T19:06:43Z",
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"created_at": "2011-01-26T19:01:12Z",
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"updated_at": "2011-01-26T19:14:43Z",
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"permissions": {
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"admin": false,
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"push": false,
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"pull": true,
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},
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"security_and_analysis": {
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"advanced_security": {
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"status": "enabled",
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},
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"secret_scanning": {
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"status": "enabled",
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},
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"secret_scanning_push_protection": {
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"status": "disabled",
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},
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},
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};
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// Force the string to be 8bit
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const str = String.fromCharCode(
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...JSON.stringify(obj)
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.split("")
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.map(a => a.charCodeAt(0)),
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);
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var i = 0;
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bench("new Response().arrayBuffer() (new string each call, latin1)", async () => {
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return await new Response(str + i++).arrayBuffer();
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});
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bench("new Response().arrayBuffer() (new string each call, utf16)", async () => {
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return await new Response(str + i++ + "😊").arrayBuffer();
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});
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bench("new Response().arrayBuffer() (existing string, latin1)", async () => {
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return await new Response(str).arrayBuffer();
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});
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await run();
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