{"id":34475,"date":"2026-11-12T14:00:00","date_gmt":"2026-11-12T06:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=34475"},"modified":"2026-11-02T11:54:27","modified_gmt":"2026-11-02T03:54:27","slug":"wordpress-admin-ajax-heartbeat-api","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/wordpress-admin-ajax-heartbeat-api\/","title":{"rendered":"WordPress \u540e\u53f0\u5361\u987f\u6392\u67e5\uff1aadmin-ajax \u8bf7\u6c42\u4e0e Heartbeat API \u7684\u9891\u7387\u63a7\u5236"},"content":{"rendered":"<p>\u5982\u679c\u4f60\u6b63\u5728\u7f16\u8f91\u4e00\u7bc7\u957f\u6587\uff0cWordPress \u7f16\u8f91\u5668\u6bcf\u9694\u51e0\u79d2\u5c31\u8f6c\u4e00\u6b21\u5708\uff0c\u4fdd\u5b58\u8349\u7a3f\u8981\u7b49\u4e09\u56db\u79d2\u624d\u54cd\u5e94\uff0c\u5217\u8868\u9875\u7ffb\u9875\u4e5f\u660e\u663e\u53d8\u6162\u2014\u2014\u8fd9\u79cd\u540e\u53f0\u5361\u987f\u5927\u591a\u4e0d\u662f\u4e3b\u673a\u7684\u201c\u6027\u80fd\u4e0d\u884c\u201d\uff0c\u800c\u662f <code>admin-ajax.php<\/code> \u5728\u88ab\u9ad8\u9891\u8bf7\u6c42\u62d6\u57ae\u3002\u672c\u6587\u4f1a\u6559\u4f60\u5982\u4f55\u4e00\u6b65\u6b65\u5b9a\u4f4d\u662f\u54ea\u4e2a\u7ec4\u4ef6\u5728\u75af\u72c2\u53d1\u8bf7\u6c42\uff0c\u4ee5\u53ca\u4e3a\u4ec0\u4e48\u5bf9 Heartbeat API\uff08WordPress \u540e\u53f0\u7684\u5b9e\u65f6\u5fc3\u8df3\u673a\u5236\uff09\u505a\u9891\u7387\u63a7\u5236\uff0c\u901a\u5e38\u5c31\u80fd\u89e3\u51b3\u5927\u90e8\u5206\u540e\u53f0\u5361\u987f\u95ee\u9898\u3002\u6574\u4e2a\u8fc7\u7a0b\u4e0d\u9700\u8981\u5199\u4ee3\u7801\uff0c\u7528\u6d4f\u89c8\u5668\u81ea\u5e26\u7684\u5f00\u53d1\u8005\u5de5\u5177\u52a0\u4e0a\u51e0\u4e2a\u914d\u7f6e\u7247\u6bb5\u5c31\u80fd\u5b8c\u6210\u3002<\/p>\n<h2>\u5361\u987f\u7684\u7b2c\u4e00\u73b0\u573a\uff1aadmin-ajax.php \u4e3a\u4ec0\u4e48\u4f1a\u88ab\u62d6\u57ae<\/h2>\n<p><code>admin-ajax.php<\/code> \u662f WordPress \u540e\u53f0\u6240\u6709\u5f02\u6b65\u8bf7\u6c42\u7684\u7edf\u4e00\u5165\u53e3\u3002\u7f16\u8f91\u5668\u81ea\u52a8\u4fdd\u5b58\u3001\u6587\u7ae0\u5217\u8868\u7684\u5feb\u901f\u7f16\u8f91\u3001\u8bc4\u8bba\u7684\u5b9e\u65f6\u8ba1\u6570\u3001\u4e0d\u5c11\u63d2\u4ef6\u7684\u5b9e\u65f6\u901a\u77e5\uff0c\u5168\u90fd\u8d70\u8fd9\u4e00\u4e2a\u6587\u4ef6\u3002\u5b83\u7684\u7279\u70b9\u662f\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u8981\u5b8c\u6574\u52a0\u8f7d WordPress \u6838\u5fc3\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e00\u6b21\u5fc3\u8df3\u8bf7\u6c42\u7684\u6210\u672c\u5e76\u4e0d\u6bd4\u5237\u65b0\u4e00\u4e2a\u540e\u53f0\u9875\u9762\u4f4e\u591a\u5c11\u3002<\/p>\n<p>Heartbeat API \u9ed8\u8ba4\u7684\u884c\u4e3a\u662f\uff1a\u540e\u53f0\u9875\u9762\u83b7\u5f97\u7126\u70b9\u65f6\u6bcf 15 \u79d2\u53d1\u4e00\u6b21 POST \u8bf7\u6c42\u5230 <code>admin-ajax.php<\/code>\uff0c\u9875\u9762\u5931\u7126\u65f6\u964d\u5230\u6bcf 60 \u79d2\u4e00\u6b21\u3002\u770b\u8d77\u6765\u4e0d\u9891\u7e41\uff0c\u4f46\u5b83\u662f\u53e0\u52a0\u7684\u2014\u2014\u5982\u679c\u4f60\u5728\u540e\u53f0\u5f00\u4e86 5 \u4e2a\u6807\u7b7e\u9875\uff0c\u5c31\u76f8\u5f53\u4e8e\u6bcf 15 \u79d2\u6709 5 \u4e2a\u8bf7\u6c42\u540c\u65f6\u538b\u5230\u670d\u52a1\u5668\u4e0a\u3002\u5728\u5171\u4eab<a href=\"https:\/\/cn.hostease.com\/shared-hosting.html\">\u865a\u62df\u4e3b\u673a<\/a>\u4e0a\uff0cPHP \u8fdb\u7a0b\u6570\u672c\u6765\u5c31\u6709\u9650\uff08\u5f88\u591a\u5165\u95e8\u65b9\u6848\u53ea\u5141\u8bb8 2-4 \u4e2a\u5e76\u53d1\u8fdb\u7a0b\uff09\uff0c\u51e0\u4e2a\u6807\u7b7e\u9875\u7684\u5fc3\u8df3\u8bf7\u6c42\u52a0\u4e0a\u63d2\u4ef6\u5404\u81ea\u7684\u8f6e\u8be2\uff0cPHP \u8fdb\u7a0b\u5f88\u5feb\u5c31\u88ab\u5360\u6ee1\uff0c\u540e\u9762\u7684\u8bf7\u6c42\u53ea\u80fd\u6392\u961f\uff0c\u4e8e\u662f\u4f60\u770b\u5230\u7684\u5c31\u662f\u201c\u6574\u4e2a\u540e\u53f0\u90fd\u5728\u8f6c\u5708\u201d\u3002<\/p>\n<p><!-- more --><\/p>\n<p>\u6709\u4e00\u4e2a\u660e\u663e\u7684\u5224\u65ad\u4fe1\u53f7\uff1a\u5982\u679c\u5361\u987f\u53ea\u53d1\u751f\u5728\u540e\u53f0\u3001\u524d\u53f0\u9875\u9762\u901f\u5ea6\u6b63\u5e38\uff0c\u5927\u6982\u7387\u5c31\u662f admin-ajax \u8bf7\u6c42\u5806\u79ef\uff1b\u5982\u679c\u524d\u53f0\u4e5f\u6162\uff0c\u90a3\u5c31\u8981\u5148\u53bb\u6392\u67e5\u7f13\u5b58\u548c\u6570\u636e\u5e93\u3002\u8fd9\u4e24\u79cd\u60c5\u51b5\u7684\u5904\u7406\u8def\u5f84\u5b8c\u5168\u4e0d\u540c\uff0c\u5148\u5206\u6e05\u80fd\u5c11\u8d70\u5f88\u591a\u5f2f\u8def\u3002\u524d\u53f0\u6162\u7684\u573a\u666f\u6211\u4eec\u4e4b\u524d\u6574\u7406\u8fc7\u4e00\u4efd <a href=\"https:\/\/cn.hostease.com\/blog\/tutorials\/wordpress-speed-optimization-practical-guide-2026\/\">WordPress \u901f\u5ea6\u4f18\u5316\u5b9e\u6218\u6307\u5357<\/a>\uff0c\u53ef\u4ee5\u5148\u6309\u90a3\u4efd\u6e05\u5355\u8fc7\u4e00\u904d\u518d\u505a\u540e\u53f0\u6392\u67e5\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/wordpress-admin-ajax-heartbeat-api-cover.webp\" alt=\"WordPress \u540e\u53f0\u5361\u987f\u6392\u67e5\uff1aadmin-ajax \u8bf7\u6c42\u4e0e Heartbeat API \u9891\u7387\u63a7\u5236\u5c01\u9762\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u7b2c\u4e00\u6b65\uff1a\u7528\u6d4f\u89c8\u5668\u5f00\u53d1\u8005\u5de5\u5177\u627e\u51fa\u8c01\u5728\u53d1\u8bf7\u6c42<\/h2>\n<p>\u6392\u67e5\u4e0d\u9700\u8981\u88c5\u4efb\u4f55\u4e1c\u897f\uff0c\u6253\u5f00\u5361\u987f\u7684\u540e\u53f0\u9875\u9762\uff0c\u6309 <code>F12<\/code> \u6253\u5f00\u5f00\u53d1\u8005\u5de5\u5177\uff0c\u5207\u5230 Network\uff08\u7f51\u7edc\uff09\u6807\u7b7e\uff0c\u5728\u8fc7\u6ee4\u6846\u91cc\u8f93\u5165 <code>admin-ajax<\/code>\uff0c\u7136\u540e\u8ba9\u9875\u9762\u4fdd\u6301\u6253\u5f00\u4e24\u4e09\u5206\u949f\u3002<\/p>\n<p>\u8fd9\u65f6\u4f60\u4f1a\u770b\u5230\u4e00\u5217\u8bf7\u6c42\uff0c\u91cd\u70b9\u770b\u4e09\u4e2a\u4fe1\u606f\uff1a<\/p>\n<ul>\n<li><strong>Time \u5217<\/strong>\uff1a\u5355\u4e2a\u8bf7\u6c42\u8017\u65f6\u3002\u6b63\u5e38\u7684\u5fc3\u8df3\u8bf7\u6c42\u5e94\u8be5\u5728 100-300ms \u5185\u8fd4\u56de\uff1b\u5982\u679c consistently \u8d85\u8fc7 1 \u79d2\u751a\u81f3 3 \u79d2\uff0c\u8bf4\u660e\u670d\u52a1\u5668\u5904\u7406\u8fd9\u4e2a\u8bf7\u6c42\u672c\u8eab\u5c31\u5f88\u5403\u529b\u3002<\/li>\n<li><strong>\u8bf7\u6c42\u9891\u7387<\/strong>\uff1a\u6570\u4e00\u4e0b\u4e00\u5206\u949f\u5185\u51fa\u73b0\u4e86\u51e0\u6b21\u3002\u8d85\u8fc7\u6bcf\u5206\u949f 4-5 \u6b21\uff0c\u5c31\u8bf4\u660e\u6709\u7ec4\u4ef6\u5728\u201c\u8d85\u989d\u5fc3\u8df3\u201d\uff0cHeartbeat API \u9ed8\u8ba4\u4e0d\u4f1a\u8fd9\u4e48\u5bc6\u3002<\/li>\n<li><strong>\u53d1\u8d77\u8005\uff08Initiator\uff09<\/strong>\uff1a\u70b9\u51fb\u8bf7\u6c42\u540e\u770b Initiator \u5217\uff0c\u80fd\u5b9a\u4f4d\u5230\u662f\u54ea\u4e2a JS \u6587\u4ef6\u53d1\u51fa\u7684\u3002\u5982\u679c\u53d1\u8d77\u8005\u4e0d\u662f <code>heartbeat.min.js<\/code> \u800c\u662f\u67d0\u4e2a\u63d2\u4ef6\u7684\u811a\u672c\uff0c\u90a3\u95ee\u9898\u5c31\u627e\u5230\u4e86\u3002<\/li>\n<\/ul>\n<p>\u4e00\u4e2a\u771f\u5b9e\u573a\u666f\uff1a\u67d0\u5916\u8d38\u7ad9\u540e\u53f0\u6bcf\u5206\u949f\u51fa\u73b0 12 \u6b21 admin-ajax \u8bf7\u6c42\uff0c\u67e5\u770b Initiator \u540e\u53d1\u73b0\u5176\u4e2d 8 \u6b21\u6765\u81ea\u4e00\u4e2a\u201c\u5b9e\u65f6\u8ba2\u5355\u901a\u77e5\u201d\u63d2\u4ef6\uff0c\u5176\u4f59 4 \u6b21\u624d\u662f Heartbeat \u672c\u8eab\u3002\u505c\u7528\u8be5\u63d2\u4ef6\u540e\uff0c\u540e\u53f0\u4fdd\u5b58\u8349\u7a3f\u7684\u54cd\u5e94\u65f6\u95f4\u4ece 4 \u79d2\u56de\u5230 1 \u79d2\u4ee5\u5185\uff0c\u670d\u52a1\u5668\u8d1f\u8f7d\u4ece 1.8 \u964d\u5230 0.4\u3002<\/p>\n<p>\u5982\u679c Initiator \u6307\u5411\u7684\u811a\u672c\u770b\u4e0d\u51fa\u5c5e\u4e8e\u54ea\u4e2a\u63d2\u4ef6\uff0c\u53ef\u4ee5\u518d\u5207\u5230 Console \u6807\u7b7e\u770b\u6709\u6ca1\u6709\u62a5\u9519\uff0c\u6216\u8005\u8fdb\u5165\u63d2\u4ef6\u7684 JS \u6e90\u7801\u91cc\u641c\u7d22 <code>admin-ajax<\/code> \u5173\u952e\u5b57\uff0c\u901a\u5e38\u80fd\u76f4\u63a5\u770b\u5230\u662f\u54ea\u6bb5\u4ee3\u7801\u5728\u8f6e\u8be2\u3002<\/p>\n<h2>\u7b2c\u4e8c\u6b65\uff1a\u9650\u5236 Heartbeat API \u7684\u9891\u7387<\/h2>\n<p>\u786e\u8ba4\u5fc3\u8df3\u672c\u8eab\u5360\u4e86\u5927\u5934\u4e4b\u540e\uff0c\u6700\u76f4\u63a5\u7684\u624b\u6bb5\u5c31\u662f\u964d\u9891\u3002\u628a\u4e0b\u9762\u8fd9\u6bb5\u4ee3\u7801\u653e\u8fdb\u5f53\u524d\u4e3b\u9898\u76ee\u5f55\u4e0b\u7684 <code>functions.php<\/code> \u672b\u5c3e\uff08\u6216\u8005\u7528 Code Snippets \u8fd9\u7c7b\u63d2\u4ef6\u6302\u8f7d\uff09\uff1a<\/p>\n<pre><code class=\"language-php\">\/\/ Heartbeat API \u964d\u9891\uff1a\u524d\u53f0 60 \u79d2\u4e00\u6b21\uff0c\u540e\u53f0 60 \u79d2\u4e00\u6b21\uff0c\u7f16\u8f91\u5668\u4fdd\u6301 30 \u79d2\nadd_filter('heartbeat_settings', function ($settings) {\n    $settings['interval'] = 60;      \/\/ \u5168\u5c40\u6700\u4f4e\u9891\u7387\uff08\u79d2\uff09\n    return $settings;\n});\nadd_filter('heartbeat_settings', function ($settings) {\n    if (isset($settings['screen_id']) &amp;&amp; $settings['screen_id'] === 'post') {\n        $settings['interval'] = 30;  \/\/ \u7f16\u8f91\u9875\u4fdd\u7559 30 \u79d2\uff0c\u4fdd\u8bc1\u81ea\u52a8\u4fdd\u5b58\n    }\n    return $settings;\n});\n<\/code><\/pre>\n<p>\u6539\u5b8c\u4e4b\u540e\u6e05\u4e00\u904d\u7f13\u5b58\u518d\u56de\u5230\u540e\u53f0\uff0c\u5f00\u53d1\u8005\u5de5\u5177\u91cc\u5e94\u8be5\u80fd\u770b\u5230\u5fc3\u8df3\u8bf7\u6c42\u4ece\u6bcf 15 \u79d2\u4e00\u6b21\u964d\u5230\u6bcf 60 \u79d2\u4e00\u6b21\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u7f16\u8f91\u9875\u7684\u81ea\u52a8\u4fdd\u5b58\u4f9d\u8d56\u5fc3\u8df3\uff0c\u628a\u7f16\u8f91\u5668\u573a\u666f\u538b\u5f97\u592a\u72e0\uff08\u6bd4\u5982\u4f4e\u4e8e 30 \u79d2\uff09\u4f1a\u5bfc\u81f4\u8349\u7a3f\u4fdd\u5b58\u53d8\u6162\uff0c\u6240\u4ee5\u4e0a\u9762\u8fd9\u6bb5\u4ee3\u7801\u5bf9\u7f16\u8f91\u9875\u5355\u72ec\u4fdd\u7559\u4e86 30 \u79d2\u7684\u8282\u594f\u3002<\/p>\n<p>\u5982\u679c\u4f60\u7684\u670d\u52a1\u5668\u88c5\u4e86 WP-CLI\uff08\u547d\u4ee4\u884c\u7ba1\u7406\u5de5\u5177\uff09\uff0c\u4e5f\u53ef\u4ee5\u4e0d\u78b0\u4e3b\u9898\u4ee3\u7801\uff0c\u76f4\u63a5\u7528\u4e00\u6761\u547d\u4ee4\u9a8c\u8bc1\u6539\u52a8\u7684\u6548\u679c\uff1a<\/p>\n<pre><code class=\"language-bash\"># \u5728\u670d\u52a1\u5668\u4e0a\u6267\u884c\uff0c\u7edf\u8ba1\u6700\u8fd1 100 \u6761\u8bbf\u95ee\u65e5\u5fd7\u91cc admin-ajax \u7684\u5206\u5e03\ngrep &quot;admin-ajax.php&quot; \/var\/log\/nginx\/access.log | tail -100 | awk '{print $4}' | cut -d: -f4 | sort | uniq -c\n<\/code><\/pre>\n<p>\u964d\u9891\u540e\u91cd\u65b0\u8dd1\u4e00\u904d\u8fd9\u6761\u547d\u4ee4\uff0c\u6bcf\u5206\u949f\u7684\u8bf7\u6c42\u6570\u5e94\u8be5\u660e\u663e\u4e0b\u964d\u3002\u8fd9\u4e2a\u65b9\u6cd5\u9002\u5408\u5728\u6539\u4ee3\u7801\u524d\u540e\u5404\u8dd1\u4e00\u6b21\uff0c\u7528\u6570\u636e\u786e\u8ba4\u800c\u4e0d\u662f\u51ed\u611f\u89c9\u3002<\/p>\n<h2>\u7b2c\u4e09\u6b65\uff1a\u5f53\u964d\u9891\u4e0d\u591f\u65f6\uff0c\u9010\u4e2a\u6392\u67e5\u63d2\u4ef6\u7684\u8f6e\u8be2\u884c\u4e3a<\/h2>\n<p>\u6709\u4e9b\u63d2\u4ef6\u4e0d\u8d70 Heartbeat\uff0c\u800c\u662f\u81ea\u5df1\u5199\u4e86\u4e00\u5957\u8f6e\u8be2\u903b\u8f91\uff0c\u76f4\u63a5\u5f80 <code>admin-ajax.php<\/code> \u53d1\u81ea\u5b9a\u4e49 action\u3002\u8fd9\u7c7b\u8bf7\u6c42\u5728\u5f00\u53d1\u8005\u5de5\u5177\u91cc\u8868\u73b0\u4e3a\uff1a\u8bf7\u6c42\u4f53\uff08Payload\uff09\u91cc\u5e26\u7740 <code>action=xxx<\/code> \u7684\u81ea\u5b9a\u4e49\u53c2\u6570\uff0c\u9891\u7387\u5374\u8fdc\u9ad8\u4e8e\u5fc3\u8df3\u7684\u8282\u594f\u3002\u5bf9\u8fd9\u7c7b\u63d2\u4ef6\uff0c\u9010\u4e2a\u505c\u7528\u662f\u6700\u6709\u6548\u7684\u5b9a\u4f4d\u65b9\u5f0f\u2014\u2014\u5728\u5f00\u53d1\u6216\u4f4e\u5cf0\u65f6\u6bb5\uff0c\u505c\u7528\u4e00\u4e2a\u63d2\u4ef6\u540e\u89c2\u5bdf Network 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href=\"https:\/\/cn.hostease.com\/shared-hosting.html\">\u5171\u4eab\u4e3b\u673a<\/a>\u73af\u5883\u4e3a\u53c2\u8003\uff0c\u5b9e\u9645\u8bf7\u4ee5\u4f60\u81ea\u5df1\u7ad9\u70b9\u7684\u6d4b\u91cf\u7ed3\u679c\u4e3a\u51c6\uff09\uff1a<\/p>\n<ul>\n<li>Network \u91cc <code>admin-ajax<\/code> \u7684\u8bf7\u6c42\u9891\u7387\uff0c\u5bf9\u6bd4\u4fee\u6539\u524d\u7684\u622a\u56fe\uff1b<\/li>\n<li>\u5355\u4e2a\u5fc3\u8df3\u8bf7\u6c42\u7684 Time \u503c\uff0c\u76ee\u6807\u662f\u7a33\u5b9a\u5728 500ms \u4ee5\u5185\uff1b<\/li>\n<li>\u6253\u5f00\u6587\u7ae0\u7f16\u8f91\u5668\u8fde\u7eed\u8f93\u5165 5 \u5206\u949f\uff0c\u81ea\u52a8\u4fdd\u5b58\u662f\u5426\u8fd8\u4f1a\u6253\u65ad\u8f93\u5165\uff1b<\/li>\n<li>\u670d\u52a1\u5668\u63a7\u5236\u9762\u677f\u91cc\u7684 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src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/wordpress-admin-ajax-heartbeat-api-load.webp\" alt=\"admin-ajax \u9ad8\u9891\u8bf7\u6c42\u4e0e\u670d\u52a1\u5668\u8d44\u6e90\u5360\u7528\u7684\u5173\u7cfb\u793a\u610f\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u603b\u7ed3\uff1a\u628a\u5fc3\u8df3\u63a7\u5236\u5728\u5408\u7406\u533a\u95f4\uff0c\u540e\u53f0\u624d\u80fd\u4fdd\u6301\u6d41\u7545<\/h2>\n<p>\u56de\u987e\u6574\u4e2a\u6392\u67e5\u8def\u5f84\uff1a\u5148\u7528\u5f00\u53d1\u8005\u5de5\u5177\u786e\u8ba4 admin-ajax \u8bf7\u6c42\u7684\u9891\u7387\u548c\u53d1\u8d77\u8005\uff0c\u518d\u7528 <code>heartbeat_settings<\/code> \u8fc7\u6ee4\u5668\u628a\u5fc3\u8df3\u964d\u5230 30-60 \u79d2\u4e00\u6863\uff0c\u7136\u540e\u6e05\u7406\u63d2\u4ef6\u91cc\u81ea\u5e26\u7684\u8f6e\u8be2\u903b\u8f91\uff0c\u6700\u540e\u7528\u524d\u540e\u6570\u636e\u5bf9\u6bd4\u9a8c\u8bc1\u6548\u679c\u3002\u8fd9\u56db\u6b65\u8986\u76d6\u4e86 WordPress 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