{"id":1611,"date":"2025-08-13T00:55:02","date_gmt":"2025-08-12T15:55:02","guid":{"rendered":"https:\/\/blog.espresso.earth\/?p=1611"},"modified":"2025-08-13T00:55:02","modified_gmt":"2025-08-12T15:55:02","slug":"webthread","status":"publish","type":"post","link":"https:\/\/blog.espresso.earth\/index.php\/2025\/08\/13\/webthread\/","title":{"rendered":"WebWorker\u3068Wasm\u306b\u304a\u3051\u308b\u30b9\u30ec\u30c3\u30c9\u3068\u30e1\u30e2\u30ea\u7a7a\u9593\u306e\u5171\u6709\u4ed5\u7d44\u307f \u2014 CPU\u8996\u70b9\u3067\u306e\u7406\u89e3"},"content":{"rendered":"<h2>\u306f\u3058\u3081\u306b<\/h2>\n<p>JavaScript\u306e\u30b7\u30f3\u30b0\u30eb\u30b9\u30ec\u30c3\u30c9\u5236\u7d04\u3092\u7a81\u7834\u3059\u308b\u624b\u6bb5\u3068\u3057\u3066WebWorker\u304c\u3042\u308a\u3001WebAssembly\uff08Wasm\uff09\u306f\u9ad8\u6027\u80fd\u8a08\u7b97\u3092\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u5b9f\u73fe\u3059\u308b\u6280\u8853\u3067\u3059\u3002<\/p>\n<p>\u4e21\u8005\u306f\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u3084\u30e1\u30e2\u30ea\u5171\u6709\u306e\u89b3\u70b9\u3067\u5bc6\u63a5\u306b\u95a2\u4fc2\u3057\u307e\u3059\u304c\u3001\u5b9f\u614b\u306fCPU\u306e\u30e1\u30e2\u30ea\u7ba1\u7406\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u30e2\u30c7\u30eb\u306b\u6df1\u304f\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<hr \/>\n<h2>1. CPU\u3068\u30e1\u30e2\u30ea\u7a7a\u9593\u306e\u57fa\u672c\u6982\u5ff5<\/h2>\n<ul>\n<li><strong>CPU\u30b3\u30a2\u3068\u30b9\u30ec\u30c3\u30c9<\/strong><br \/>\n\u7269\u7406CPU\u30b3\u30a2\u306f\u8907\u6570\u306e\u30b9\u30ec\u30c3\u30c9\u3092\u6301\u3064\u3053\u3068\u304c\u591a\u304f\u3001\u30b9\u30ec\u30c3\u30c9\u306fCPU\u306e\u30ec\u30b8\u30b9\u30bf\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u7528\u3044\u3066\u51e6\u7406\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30e1\u30e2\u30ea\u7a7a\u9593<\/strong><br \/>\n\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u53c2\u7167\u3059\u308b\u30e1\u30e2\u30ea\u306f\u4eee\u60f3\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u3067\u7ba1\u7406\u3055\u308c\u3001OS\u3084\u30e9\u30f3\u30bf\u30a4\u30e0\u304c\u3053\u308c\u3092\u7269\u7406\u30e1\u30e2\u30ea\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6574\u5408\u6027<\/strong><br \/>\n\u8907\u6570\u30b9\u30ec\u30c3\u30c9\u304c\u540c\u3058\u7269\u7406\u30e1\u30e2\u30ea\u3092\u64cd\u4f5c\u3059\u308b\u5834\u5408\u3001\u5404CPU\u30b3\u30a2\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u9593\u3067\u6574\u5408\u6027\u304c\u4fdd\u305f\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>2. JavaScript\u306e\u30b7\u30f3\u30b0\u30eb\u30b9\u30ec\u30c3\u30c9\u3068WebWorker<\/h2>\n<ul>\n<li>JavaScript\u306f\u57fa\u672c\u7684\u306b\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c91\u3064\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002UI\u30b9\u30ec\u30c3\u30c9\u3092\u30d6\u30ed\u30c3\u30af\u3057\u306a\u3044\u305f\u3081WebWorker\u3067\u4e26\u5217\u51e6\u7406\u3092\u884c\u3046\u3002<\/li>\n<li><strong>WebWorker\u306f\u5b8c\u5168\u306b\u72ec\u7acb\u3057\u305f\u30b9\u30ec\u30c3\u30c9\u3067\u3042\u308a\u3001<\/strong>\u72ec\u81ea\u306e\u30e1\u30e2\u30ea\u7a7a\u9593\uff08\u30b9\u30af\u30ea\u30d7\u30c8\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\uff09\u3092\u6301\u3064\u3002<\/li>\n<li>\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u3068Worker\u9593\u306f<strong>\u30e1\u30c3\u30bb\u30fc\u30b8\u30d1\u30c3\u30b7\u30f3\u30b0<\/strong>\u3067\u901a\u4fe1\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>3. WebAssembly\u3068\u5171\u6709\u30e1\u30e2\u30ea<\/h2>\n<ul>\n<li>WebAssembly\u306f\u30d0\u30a4\u30ca\u30ea\u5b9f\u884c\u5f62\u5f0f\u3067\u3001\u57fa\u672c\u7684\u306b\u306f<strong>\u7dda\u5f62\u30e1\u30e2\u30ea<\/strong>\uff08\u9023\u7d9a\u3057\u305f\u30d0\u30a4\u30c8\u914d\u5217\uff09\u3092\u4f7f\u3046\u3002<\/li>\n<li><strong>SharedArrayBuffer\uff08SAB\uff09<\/strong> \u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u7dda\u5f62\u30e1\u30e2\u30ea\u3092\u8907\u6570\u30b9\u30ec\u30c3\u30c9\u9593\u3067\u5171\u6709\u3067\u304d\u308b\u3002<\/li>\n<li>Wasm\u306fSAB\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3064\u3064<strong>Atomics API<\/strong>\u3067\u30e1\u30e2\u30ea\u306e\u6574\u5408\u6027\u30fb\u540c\u671f\u3092\u53d6\u308b\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>4. WebWorker + Wasm\u306e\u30b9\u30ec\u30c3\u30c9\u30fb\u30e1\u30e2\u30ea\u5171\u6709\u30e2\u30c7\u30eb<\/h2>\n<ul>\n<li>\u8907\u6570\u306eWebWorker\u304c1\u3064\u306eSharedArrayBuffer\u3092\u5171\u6709\u3057\u3001\u305d\u308c\u3092Wasm\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u64cd\u4f5c\u3059\u308b\u3002<\/li>\n<li>\u3053\u308c\u306b\u3088\u308a<strong>\u8907\u6570\u30b9\u30ec\u30c3\u30c9\u304c\u540c\u4e00\u7dda\u5f62\u30e1\u30e2\u30ea\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001\u5354\u8abf\u51e6\u7406\u304c\u53ef\u80fd\u306b<\/strong>\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>5. \u306a\u305cGPU\u306f\u3053\u3053\u3067\u7121\u95a2\u4fc2\u306a\u306e\u304b\uff1f<\/h2>\n<ul>\n<li>GPU\u306f<strong>CPU\u3068\u306f\u7570\u306a\u308b\u5c02\u7528\u30d7\u30ed\u30bb\u30c3\u30b5<\/strong>\u3067\u3001\u901a\u5e38\u306f\u72ec\u7acb\u3057\u305f\u30e1\u30e2\u30ea\u7a7a\u9593\uff08VRAM\uff09\u3092\u6301\u3064\u3002<\/li>\n<li>WebWorker\u3084Wasm\u306e\u30b9\u30ec\u30c3\u30c9\u30fb\u30e1\u30e2\u30ea\u5171\u6709\u306fCPU\u306e\u30e1\u30e2\u30ea\u7a7a\u9593\u5185\u3067\u5b8c\u7d50\u3002<\/li>\n<li>WebGPU\u3084WebGL\u3092\u4ecb\u3057\u3066GPU\u3092\u4f7f\u3046\u5834\u5408\u306f\u5225\u306eAPI\u3068\u30e1\u30e2\u30ea\u30e2\u30c7\u30eb\u304c\u95a2\u4e0e\u3057\u3001\u4eca\u56de\u306e\u8a71\u3068\u306f\u5c64\u304c\u7570\u306a\u308b\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>6. \u307e\u3068\u3081\uff1aCPU\u8996\u70b9\u3067\u898b\u305fWebWorker\uff0bWasm\u306e\u30e1\u30e2\u30ea\u5171\u6709<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u9805\u76ee<\/th>\n<th>\u7279\u5fb4<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>WebWorker<\/td>\n<td>\u72ec\u7acb\u30b9\u30ec\u30c3\u30c9\u3001\u72ec\u7acb\u30e1\u30e2\u30ea\u7a7a\u9593\uff08\u57fa\u672c\u306f\u30b3\u30d4\u30fc\u901a\u4fe1\uff09<\/td>\n<\/tr>\n<tr>\n<td>SharedArrayBuffer<\/td>\n<td>\u8907\u6570\u30b9\u30ec\u30c3\u30c9\u3067\u5171\u6709\u53ef\u80fd\u306a\u9023\u7d9a\u30e1\u30e2\u30ea\u9818\u57df<\/td>\n<\/tr>\n<tr>\n<td>Wasm<\/td>\n<td>\u9ad8\u6027\u80fd\u30d0\u30a4\u30ca\u30ea\u3001\u7dda\u5f62\u30e1\u30e2\u30ea\u3067SAB\u3092\u64cd\u4f5c\u53ef\u80fd<\/td>\n<\/tr>\n<tr>\n<td>Atomics API<\/td>\n<td>\u30e1\u30e2\u30ea\u306e\u540c\u671f\u30fb\u6392\u4ed6\u5236\u5fa1\u3092\u53ef\u80fd\u306b\u3057\u3001CPU\u30ad\u30e3\u30c3\u30b7\u30e5\u6574\u5408\u3092\u62c5\u4fdd<\/td>\n<\/tr>\n<tr>\n<td>CPU\u30b3\u30a2\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5<\/td>\n<td>\u8907\u6570\u30b9\u30ec\u30c3\u30c9\u304c\u540c\u30e1\u30e2\u30ea\u3092\u6271\u3046\u969b\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u5074\u57fa\u76e4<\/td>\n<\/tr>\n<tr>\n<td>GPU<\/td>\n<td>\u5225\u30d7\u30ed\u30bb\u30c3\u30b5\u3067\u72ec\u81ea\u30e1\u30e2\u30ea\u3092\u6301\u3061\u3001\u4eca\u56de\u306e\u5171\u6709\u30e1\u30e2\u30ea\u3068\u306f\u975e\u95a2\u4fc2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>\u56f3\u89e3<\/h2>\n<pre><code class=\"language-plaintext\">+--------------------------------------------------------------+\n|                         CPU (\u8907\u6570\u30b3\u30a2)                        |\n| +------------------+  +------------------+  +------------------+  |\n| | \u30b3\u30a20 (WebWorker) |  | \u30b3\u30a21 (WebWorker) |  | \u30b3\u30a22 (\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9) |  |\n| | - \u72ec\u7acb\u30b9\u30ec\u30c3\u30c9     |  | - \u72ec\u7acb\u30b9\u30ec\u30c3\u30c9     |  | - JS\u5b9f\u884c            |  |\n| | - \u30ed\u30fc\u30ab\u30eb\u30ad\u30e3\u30c3\u30b7\u30e5 |  | - \u30ed\u30fc\u30ab\u30eb\u30ad\u30e3\u30c3\u30b7\u30e5 |  | - \u30ed\u30fc\u30ab\u30eb\u30ad\u30e3\u30c3\u30b7\u30e5  |  |\n| +------------------+  +------------------+  +------------------+  |\n|           \\                 |                     \/                 |\n|            \\                |                    \/                  |\n|             \\               | SharedArrayBuffer (\u5171\u6709\u7dda\u5f62\u30e1\u30e2\u30ea)    |\n|              +------------------------------------------------+   |\n|              |                 \u5171\u6709\u30e1\u30e2\u30ea\u7a7a\u9593                 |   |\n|              +------------------------------------------------+   |\n|                          (Atomics API\u3067\u540c\u671f\u5236\u5fa1)                      |\n+--------------------------------------------------------------+\n\n\u203b GPU\u306f\u72ec\u7acb\u3057\u305fVRAM\u3068GPU\u30b3\u30a2\u3092\u6301\u3064\u305f\u3081\u3001\u3053\u306e\u56f3\u306b\u306f\u542b\u307e\u308c\u306a\u3044\u3002\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b JavaScript\u306e\u30b7\u30f3\u30b0\u30eb [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1596,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-1611","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-it"],"_links":{"self":[{"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/posts\/1611","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/comments?post=1611"}],"version-history":[{"count":1,"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/posts\/1611\/revisions"}],"predecessor-version":[{"id":1612,"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/posts\/1611\/revisions\/1612"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/media\/1596"}],"wp:attachment":[{"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/media?parent=1611"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/categories?post=1611"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.espresso.earth\/index.php\/wp-json\/wp\/v2\/tags?post=1611"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}