{"id":34442,"date":"2023-04-15T07:02:08","date_gmt":"2023-08-08T00:05:26","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e9%81%bf%e5%85%8d%e5%9c%a8%e4%bd%bf%e7%94%a8cache%e6%97%b6%e5%8f%91%e7%94%9f%e7%bc%93%e5%ad%98%e6%8c%a5%e5%8f%91%e5%88%9a%e7%bb%93%e6%9d%9f%e7%9a%84%e7%aa%81%e5%a2%9e%e7%9a%84%e6%96%b9%e6%b3%95\/"},"modified":"2024-04-29T23:35:51","modified_gmt":"2024-04-29T15:35:51","slug":"%e9%81%bf%e5%85%8d%e5%9c%a8%e4%bd%bf%e7%94%a8cache%e6%97%b6%e5%8f%91%e7%94%9f%e7%bc%93%e5%ad%98%e6%8c%a5%e5%8f%91%e5%88%9a%e7%bb%93%e6%9d%9f%e7%9a%84%e7%aa%81%e5%a2%9e%e7%9a%84%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e9%81%bf%e5%85%8d%e5%9c%a8%e4%bd%bf%e7%94%a8cache%e6%97%b6%e5%8f%91%e7%94%9f%e7%bc%93%e5%ad%98%e6%8c%a5%e5%8f%91%e5%88%9a%e7%bb%93%e6%9d%9f%e7%9a%84%e7%aa%81%e5%a2%9e%e7%9a%84%e6%96%b9%e6%b3%95\/","title":{"rendered":"\u907f\u514d\u5728\u4f7f\u7528Cache\u65f6\u53d1\u751f\u7f13\u5b58\u6325\u53d1\u521a\u7ed3\u675f\u7684\u7a81\u589e\u7684\u65b9\u6cd5"},"content":{"rendered":"<h1>\u5173\u4e8eCache\u5229\u7528\u653f\u7b56\u7684\u4e00\u822c\u8bba\u70b9<\/h1>\n<p>\u6070\u5f53\u5730\u5229\u7528\u7f13\u5b58\u5bf9\u4e8e\u63d0\u9ad8\u6574\u4e2a\u7cfb\u7edf\u7684\u6027\u80fd\u975e\u5e38\u6709\u6548\u3002\u540c\u65f6\uff0c\u901a\u8fc7\u5de7\u5999\u5730\u5229\u7528\u7f13\u5b58\uff0c\u8fd8\u53ef\u4ee5\u51cf\u8f7b\u96be\u4ee5\u6269\u5c55\u7684\u90e8\u5206\u7684\u8d1f\u8f7d\u538b\u529b\u3002<br \/>\n\u79ef\u6781\u5730\u5229\u7528\u7f13\u5b58\u53ef\u4ee5\u5305\u62ec\u4f7f\u7528CDN\u7b49\u60c5\u51b5\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f8b\u5b50\uff1a<\/p>\n<p>[\u524d\u63d0\u6761\u4ef6]Cache\u306e\u30d2\u30c3\u30c8\u7387\u304c\u9ad8\u3044\u30b1\u30fc\u30b9<\/p>\n<p>\u30de\u30b9\u30bf\u30c7\u30fc\u30bf\u306e\u53c2\u7167\u306a\u3069\u3001\u5b9f\u884c\u6642\u306b\u307b\u3068\u3093\u3069\u7d50\u679c\u304c\u5909\u308f\u3089\u306a\u3044\u30b1\u30fc\u30b9<br \/>\n\u3069\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u5bfe\u3057\u3066\u3082\u307b\u307c\u540c\u3058\u30da\u30fc\u30b8\u3092\u8fd4\u7b54\u3057\u3066\u826f\u3044\u30b1\u30fc\u30b9<\/p>\n<p>[\u524d\u63d0\u6761\u4ef6]Cache\u304c\u53e4\u304f\u3066\u3082\u5927\u304d\u306a\u554f\u984c\u3068\u306a\u3089\u306a\u3044\u30b1\u30fc\u30b9\u307e\u305f\u306f\u53e4\u3044\u72b6\u614b\u306eCache\u306e\u66f4\u65b0\u304c\u51fa\u6765\u308b\u30b1\u30fc\u30b9<\/p>\n<p>Cache\u4fdd\u6301\u671f\u9593\u3092\u77ed\u304f\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u7a0b\u5ea6\u89e3\u6d88\u53ef\u80fd<br \/>\nDB\u3092\u66f4\u65b0\u3057\u305f\u6642\u306bCache\u306e\u5185\u5bb9\u3082\u66f8\u304d\u63db\u3048\u308b\u4e8b\u304c\u3067\u304d\u308b\u30b1\u30fc\u30b9\uff08Read Through Cache\u3068\u3057\u3066\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001Cache\u306e\u524a\u9664\u3060\u3051\u3067\u826f\u3044\u3002\uff09<\/p>\n<p>\u30ea\u30bd\u30fc\u30b9\u8ca0\u8377\u304c\u5927\u304d\u3044\u7b87\u6240\u306b\u9069\u7528\u3059\u308b\u30b1\u30fc\u30b9<\/p>\n<p>\u30ec\u30a4\u30c6\u30f3\u30b7\u306e\u9ad8\u3044\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d50\u5408\u304c\u767a\u751f\u3059\u308b\u30b1\u30fc\u30b9<br \/>\n\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306e\u4f4e\u3044\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d50\u5408\u304c\u767a\u751f\u3059\u308b\u30b1\u30fc\u30b9<br \/>\nCPU\u30ea\u30bd\u30fc\u30b9\u3092\u5927\u304d\u304f\u6d88\u8cbb\u3059\u308b\u51e6\u7406\u304c\u767a\u751f\u3059\u308b\u30b1\u30fc\u30b9<\/p>\n<p>\u8bf7\u6ce8\u610f\uff0c\u867d\u7136\u6211\u4eec\u5c06\u7f13\u5b58\u7684\u547d\u4e2d\u7387\u8bbe\u7f6e\u5f97\u5f88\u9ad8\uff0c\u4f46\u662f\u901a\u8fc7\u5ef6\u957f\u7f13\u5b58\u7684\u4fdd\u5b58\u65f6\u95f4\u6765\u63d0\u9ad8\u7f13\u5b58\u7684\u547d\u4e2d\u7387\u7684\u65b9\u6cd5\u5f80\u5f80\u662f\u4e00\u4e2a\u53cd\u4f8b\uff0c\u8bf7\u8c28\u614e\u8003\u8651\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u4fdd\u6301\u671f\u9593\u3092\u9577\u304f\u3057\u3066\u3082\u3001\u7dda\u5f62\u306b\u3057\u304b\u30d2\u30c3\u30c8\u7387\u306f\u4e0a\u6607\u3057\u306a\u3044<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30d2\u30c3\u30c8\u7387\u306e\u4f4e\u3044\u7121\u99c4\u306a\u30c7\u30fc\u30bf\u3067\u30b7\u30b9\u30c6\u30e0\u30ea\u30bd\u30fc\u30b9(Memory\/Storage)\u304c\u5360\u6709\u3055\u308c\u3066\u3057\u307e\u3046<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Cache\u306e\u30df\u30b9\u30d2\u30c3\u30c8\u6642\u306b\u3082Cache\u306e\u53c2\u7167\u30b3\u30b9\u30c8\u3001\u66f4\u65b0\u30b3\u30b9\u30c8\u306f\u767a\u751f\u3057\u3066\u3057\u307e\u3046<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u4fdd\u6301\u671f\u9593\u3092\u9577\u304f\u3059\u308b\u3053\u3068\u3067\u53e4\u3044\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u4e0d\u6574\u5408\u72b6\u614b\u304c\u767a\u751f\u3057\u3084\u3059\u304f\u306a\u308b<\/ul>\n<p>\u5982\u679c\u76f8\u53cd\u5730\uff0c\u9488\u5bf9\u9ad8\u70b9\u51fb\u7387\u7684\u6570\u636e\u8fdb\u884c\u7f13\u5b58\u65f6\uff0c\u5373\u4f7f\u53ea\u4fdd\u6301\u975e\u5e38\u77ed\u7684\u65f6\u95f4\uff08\u59821\u523010\u79d2\uff09\uff0c\u4e5f\u80fd\u4ea7\u751f\u8db3\u591f\u7684\u6548\u679c\uff0c\u56e0\u6b64\u5728\u5e94\u7528\u7a0b\u5e8f\u8bbe\u8ba1\u65f6\u63d0\u9ad8\u7f13\u5b58\u7684\u70b9\u51fb\u7387\u53d8\u5f97\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<blockquote><p>\u4f8b\u5982\uff0c\u5982\u679c\u5c06\u4e00\u9879\u6bcf\u79d21,000\u6b21\u8bbf\u95ee\u7684\u5904\u7406\u66f4\u6539\u4e3a\u4f7f\u7528\u7f13\u5b58\u4fdd\u63011\u79d2\u949f\uff0c\uff08\u5982\u679c\u4f7f\u7528\u6b63\u786e\uff09\u8be5\u5904\u7406\u7684\u6267\u884c\u6b21\u6570\u5c06\u4ece1,000\u6b21\/\u79d2\u51cf\u5c11\u52301\u6b21\/\u79d2\u3002<\/p><\/blockquote>\n<h2>\u9605\u8bfb\u5173\u4e8eCache\u4e2d\u7f13\u5b58\u672a\u547d\u4e2d\u7684\u5cf0\u503c\u89e3\u51b3\u65b9\u6848\u3002<\/h2>\n<p>\u901a\u8fc7\u4f7f\u7528\u7f13\u5b58\uff0c\u53ef\u4ee5\u5c06\u7cfb\u7edf\u7684\u7279\u5b9a\u90e8\u5206\u8d1f\u8f7d\u5206\u6563\uff0c\u5e76\u8fdb\u884c\u914d\u7f6e\u3002\u7136\u800c\uff0c\u5728\u8d85\u65f6\u8bbe\u7f6e\u7b49\u60c5\u51b5\u4e0b\uff0c\u7f13\u5b58\u4e00\u65e6\u6325\u53d1\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5927\u91cf\u8bbf\u95ee\u6d41\u5165\u5148\u524d\u88ab\u7ed5\u8fc7\u7684\u7e41\u91cd\u5904\u7406\u90e8\u5206\u3002<\/p>\n<blockquote><p>\u4f8b\uff1a\u5982\u679c\u4e00\u4e2a\u5904\u7406\u6bcf\u79d2\u67091,000\u4e2a\u8bbf\u95ee\u91cf\u7684\u64cd\u4f5c\u7684\u5ef6\u8fdf\u4e3a1\u79d2\uff0c\u5982\u679c\u7f13\u5b58\u5931\u6548\u65e0\u6cd5\u4f7f\u7528\uff0c\u5219\u8be5\u64cd\u4f5c\u7684\u6267\u884c\u6b21\u6570\u5c06\u67091,000\u4e2arps\u7684\u8bf7\u6c42\u6d41\u5165\u3002<br \/>\n\u5982\u679c\u4e0a\u8ff0\u64cd\u4f5c\u9700\u898110\u79d2\u949f\uff0c\u5219\u540c\u65f6\u6d41\u516510,000\u4e2a\u8bf7\u6c42\u3002<\/p><\/blockquote>\n<p>\u5982\u679c\u7f13\u5b58\u88ab\u6b63\u786e\u4f7f\u7528\uff0c\u5f53\u53ea\u6709\u4e00\u4e2a\u8bf7\u6c42\u540c\u65f6\u53d1\u751f\u65f6\uff0c\u4f1a\u53d1\u751f\u7cfb\u7edf\u6302\u8d77\u7684\u60c5\u51b5\uff0c\u56e0\u4e3a\u670910,000\u4e2a\u8bf7\u6c42\u6d8c\u5165\u5176\u4e2d\u3002<\/p>\n<p>\u5982\u679c\u51fa\u73b0\u8fd9\u6837\u7684\u75c7\u72b6\uff0c\u8bf7\u8003\u8651\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u673a\u5236\uff0c\u5728\u8fdb\u884cCache\u66f4\u65b0\u5904\u7406\u4e4b\u524d\u9501\u5b9a\u76f8\u5e94\u7684\u952e\uff0c\u4ee5\u786e\u4fddCache\u66f4\u65b0\u64cd\u4f5c\u540c\u65f6\u53ea\u6709\u4e00\u4e2a\u8bf7\u6c42\u53d1\u751f\u3002<br \/>\n\u53e6\u5916\uff0c\u901a\u8fc7\u8bbe\u7f6e\u7f13\u5b58\u7684\u4fdd\u6301\u671f\u9650\u4e0e\u9ed8\u8ba4\u8bbe\u7f6e\u4e0d\u540c\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u66f4\u65b0\u4ec5\u9650\u4e8e\u5df2\u7ecf\u8fc7\u4e86\u4e00\u5b9a\u65f6\u95f4\u7684\u7b2c\u4e00\u4e2a\u8bf7\u6c42\uff0c\u5e76\u4f7f\u5176\u4ed6\u8bf7\u6c42\u4f7f\u7528\u73b0\u6709\u7684\u7f13\u5b58\u6570\u636e\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1d2f37434c4406c12af9\/12-3.png\" alt=\"cache_4.png\" \/><\/div>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528PHP\u8fdb\u884cMemcache\u793a\u4f8b\u7684\u4ee3\u7801\uff1a<\/p>\n<p>\u8fd9\u662f\u4e00\u4e2a\u4f7f\u7528PHP\u8c03\u7528Memcache\u7684\u793a\u4f8b\u4ee3\u7801\u3002<\/p>\n<p>MemcacheWithLockSample.php \u53ef\u4ee5\u901a\u8fc7\u52a0\u9501\u529f\u80fd\u793a\u4f8b\u6765\u8fdb\u884c\u7b80\u5316\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n    <span class=\"cd\">\/**\r\n     * \u30ec\u30a4\u30c6\u30f3\u30b7\u306e\u5927\u304d\u306a\u51e6\u7406\u3092Cache\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u8fc2\u56de\u3059\u308b\u30b5\u30f3\u30d7\u30eb\r\n     *\/<\/span>\r\n\r\n    <span class=\"c1\">\/\/ Cache\u306e\u751f\u5b58\u671f\u9593\u306f20\u79d2\u3067\u3042\u308b\u304c\u300110\u79d2\u7d4c\u904e\u3057\u305f\u6642\u70b9\u3067Cache\u306e\u66f4\u65b0\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b<\/span>\r\n    <span class=\"nv\">$mc<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">MemcacheWithLock<\/span><span class=\"p\">(<\/span><span class=\"s2\">\"localhost:11211\"<\/span><span class=\"p\">,<\/span> <span class=\"mi\">20<\/span><span class=\"p\">,<\/span> <span class=\"mi\">10<\/span><span class=\"p\">);<\/span>\r\n\r\n\r\n    <span class=\"c1\">\/\/ \u307e\u305aCache\u304b\u3089\u53d6\u5f97<\/span>\r\n    <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$value<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$mc<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"s2\">\"random_value\"<\/span><span class=\"p\">)){<\/span>\r\n        <span class=\"c1\">\/\/ Cache\u306b\u7121\u304b\u3063\u305f\u5834\u5408\u306f\u95a2\u6570\u5b9f\u884c<\/span>\r\n        <span class=\"nv\">$value<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">someHighLatencyFunc<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"c1\">\/\/ Cache\u306b\u683c\u7d0d<\/span>\r\n        <span class=\"nv\">$mc<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">set<\/span><span class=\"p\">(<\/span><span class=\"s2\">\"random_value\"<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$value<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">echo<\/span> <span class=\"nv\">$value<\/span><span class=\"mf\">.<\/span><span class=\"s2\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s2\">\"<\/span><span class=\"p\">;<\/span>\r\n\r\n\r\n    <span class=\"cd\">\/**\r\n     * \u30ec\u30a4\u30c6\u30f3\u30b7\u306e\u5927\u304d\u306a\u51e6\u7406\r\n     *\/<\/span>\r\n    <span class=\"k\">function<\/span> <span class=\"n\">someHighLatencyFunc<\/span><span class=\"p\">(){<\/span>\r\n        <span class=\"nb\">sleep<\/span><span class=\"p\">(<\/span><span class=\"mi\">5<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"nb\">rand<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span><span class=\"p\">,<\/span><span class=\"mi\">10000<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"cd\">\/**\r\n     * Memcache\u30e9\u30c3\u30d1\u30fc\u30af\u30e9\u30b9\r\n     * \u4eee\u60f3\u7684\u306a\u30ed\u30c3\u30af\u6a5f\u69cb\u5bfe\u5fdc\u7248\u3001\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3067\u304d\u306a\u304b\u3063\u305f\u30d7\u30ed\u30bb\u30b9\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u4e0a\u306e\u30c7\u30fc\u30bf\u3092\u53c2\u7167\u3059\u308b\r\n     * \u30ed\u30c3\u30af\u6642\u9593\u3092\u8a2d\u3051\u308b\u3053\u3068\u3067\u3001\u30ed\u30c3\u30af\u3057\u7d9a\u3051\u308b\u4e8b\u3092\u9632\u6b62\u3059\u308b\r\n     * \u3053\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3001false\u306e\u5024\u3092Cache\u3059\u308b\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u30d2\u30c3\u30c8\u3057\u306a\u304b\u3063\u305f\u3053\u3068\u306b\u306a\u308b\u3053\u3068\u306b\u6ce8\u610f\r\n     *\/<\/span>\r\n    <span class=\"kd\">class<\/span> <span class=\"nc\">MemcacheWithLock<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"k\">private<\/span> <span class=\"k\">static<\/span> <span class=\"nv\">$mc<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">private<\/span> <span class=\"nv\">$expire_sec<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">private<\/span> <span class=\"nv\">$lock_sec<\/span>   <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span><span class=\"p\">;<\/span>\r\n\r\n        <span class=\"k\">function<\/span> <span class=\"n\">__construct<\/span><span class=\"p\">(<\/span><span class=\"nv\">$memcache_hosts<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$expire_sec<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$lock_sec<\/span><span class=\"p\">){<\/span>\r\n            <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">expire_sec<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$expire_sec<\/span><span class=\"p\">;<\/span>\r\n            <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">lock_sec<\/span>   <span class=\"o\">=<\/span> <span class=\"nv\">$lock_sec<\/span><span class=\"p\">;<\/span>\r\n\r\n            <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"k\">self<\/span><span class=\"o\">::<\/span><span class=\"nv\">$mc<\/span><span class=\"p\">){<\/span>\r\n                <span class=\"nv\">$mc<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Memcache<\/span><span class=\"p\">();<\/span>\r\n                <span class=\"nv\">$memcache_hosts<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">explode<\/span><span class=\"p\">(<\/span><span class=\"s2\">\",\"<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$memcache_hosts<\/span><span class=\"p\">);<\/span>\r\n                <span class=\"k\">foreach<\/span><span class=\"p\">(<\/span><span class=\"nv\">$memcache_hosts<\/span> <span class=\"k\">as<\/span> <span class=\"nv\">$memcache_host<\/span><span class=\"p\">){<\/span>\r\n                    <span class=\"k\">list<\/span><span class=\"p\">(<\/span><span class=\"nv\">$host<\/span><span class=\"p\">,<\/span><span class=\"nv\">$port<\/span><span class=\"p\">)<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">explode<\/span><span class=\"p\">(<\/span><span class=\"s2\">\":\"<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$memcache_host<\/span><span class=\"p\">);<\/span>\r\n                    <span class=\"nv\">$mc<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">addServer<\/span><span class=\"p\">(<\/span><span class=\"nb\">trim<\/span><span class=\"p\">(<\/span><span class=\"nv\">$host<\/span><span class=\"p\">),<\/span> <span class=\"nb\">trim<\/span><span class=\"p\">(<\/span><span class=\"nv\">$port<\/span><span class=\"p\">));<\/span>\r\n                <span class=\"p\">}<\/span>\r\n                <span class=\"k\">self<\/span><span class=\"o\">::<\/span><span class=\"nv\">$mc<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$mc<\/span><span class=\"p\">;<\/span>\r\n            <span class=\"p\">}<\/span>\r\n        <span class=\"p\">}<\/span>\r\n\r\n        <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">set<\/span><span class=\"p\">(<\/span><span class=\"nv\">$key<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$value<\/span><span class=\"p\">){<\/span>\r\n            <span class=\"c1\">\/\/ memcache\u306b\u683c\u7d0d\u3059\u308b\u30c7\u30fc\u30bf\u306b\u3001\u30ed\u30c3\u30af\u6642\u9593\u3092\u4ed8\u52a0\u3059\u308b<\/span>\r\n            <span class=\"nv\">$_with_lock_value<\/span> <span class=\"o\">=<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span>\r\n                <span class=\"s1\">'unlock_time'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nb\">time<\/span><span class=\"p\">()<\/span> <span class=\"o\">+<\/span> <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">lock_sec<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"s1\">'value'<\/span>       <span class=\"o\">=&gt;<\/span> <span class=\"nv\">$value<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"p\">);<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"k\">self<\/span><span class=\"o\">::<\/span><span class=\"nv\">$mc<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">set<\/span><span class=\"p\">(<\/span>\r\n                <span class=\"nv\">$key<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"nv\">$_with_lock_value<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"mi\">0<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"nb\">time<\/span><span class=\"p\">()<\/span> <span class=\"o\">+<\/span> <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">expire_sec<\/span>\r\n            <span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span>\r\n\r\n        <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">get<\/span><span class=\"p\">(<\/span><span class=\"nv\">$key<\/span><span class=\"p\">){<\/span>\r\n            <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nv\">$_with_lock_value<\/span> <span class=\"o\">=<\/span> <span class=\"k\">self<\/span><span class=\"o\">::<\/span><span class=\"nv\">$mc<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nv\">$key<\/span><span class=\"p\">)){<\/span>\r\n                <span class=\"k\">if<\/span><span class=\"p\">(<\/span>\r\n                   <span class=\"k\">isset<\/span><span class=\"p\">(<\/span><span class=\"nv\">$_with_lock_value<\/span><span class=\"p\">[<\/span><span class=\"s1\">'value'<\/span><span class=\"p\">])<\/span> <span class=\"o\">&amp;&amp;<\/span>\r\n                   <span class=\"k\">isset<\/span><span class=\"p\">(<\/span><span class=\"nv\">$_with_lock_value<\/span><span class=\"p\">[<\/span><span class=\"s1\">'unlock_time'<\/span><span class=\"p\">])<\/span>\r\n                <span class=\"p\">){<\/span>\r\n                    <span class=\"nv\">$unlock_time<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$_with_lock_value<\/span><span class=\"p\">[<\/span><span class=\"s1\">'unlock_time'<\/span><span class=\"p\">];<\/span>\r\n                    <span class=\"nv\">$value<\/span>       <span class=\"o\">=<\/span> <span class=\"nv\">$_with_lock_value<\/span><span class=\"p\">[<\/span><span class=\"s1\">'value'<\/span><span class=\"p\">];<\/span>\r\n\r\n                    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$unlock_time<\/span> <span class=\"o\">&gt;<\/span> <span class=\"nb\">time<\/span><span class=\"p\">())<\/span> <span class=\"p\">{<\/span>\r\n                        <span class=\"c1\">\/\/ \u30ed\u30c3\u30af\u4e2d\u306f\u305d\u306e\u307e\u307e\u5024\u3092\u8fd4\u7b54\u3059\u308b<\/span>\r\n                        <span class=\"k\">return<\/span> <span class=\"nv\">$value<\/span><span class=\"p\">;<\/span>\r\n                    <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n                        <span class=\"c1\">\/\/ \u30ed\u30c3\u30af\u304c\u7d42\u4e86\u3057\u3066\u3044\u305f\u3089\u3001\u518d\u30ed\u30c3\u30af\u3092\u304b\u3051\u308b\u304c\u3001\u305d\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3044\u3066\u306f\u53d6\u5f97\u5931\u6557\u3068\u3057\u3001\u518d\u5ea6\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b<\/span>\r\n                        <span class=\"c1\">\/\/ \u4ed6\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u6b8b\u308a\u306elock\u671f\u9593\u306f\u7d99\u7d9a\u3057\u3066\u30c7\u30fc\u30bf\u53d6\u5f97\u304c\u53ef\u80fd<\/span>\r\n                        <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">set<\/span><span class=\"p\">(<\/span><span class=\"nv\">$key<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$value<\/span><span class=\"p\">);<\/span>\r\n                        <span class=\"k\">return<\/span> <span class=\"kc\">false<\/span><span class=\"p\">;<\/span>\r\n                    <span class=\"p\">}<\/span>\r\n                <span class=\"p\">}<\/span>\r\n            <span class=\"p\">}<\/span>\r\n            <span class=\"c1\">\/\/ \u6700\u521d\u306f\u7a7a\u306e\u30ed\u30c3\u30af\u3060\u3051\u3092\u4f5c\u6210\u3059\u308b<\/span>\r\n            <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">set<\/span><span class=\"p\">(<\/span><span class=\"nv\">$key<\/span><span class=\"p\">,<\/span> <span class=\"kc\">false<\/span><span class=\"p\">);<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"kc\">false<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"p\">}<\/span>\r\n        <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">del<\/span><span class=\"p\">(<\/span><span class=\"nv\">$key<\/span><span class=\"p\">){<\/span>\r\n            <span class=\"k\">return<\/span> <span class=\"k\">self<\/span><span class=\"o\">::<\/span><span class=\"nv\">$mc<\/span><span class=\"o\">-&gt;<\/span><span class=\"nb\">delete<\/span><span class=\"p\">(<\/span><span class=\"nv\">$key<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u4e2a\u6837\u672c\u7a0b\u5e8f\u4e2d\uff0c\u5982\u679c\u7f13\u5b58\u672c\u8eab\u4e0d\u53ef\u7528\uff0c\u5e76\u4e14\u5728\u8be5\u60c5\u51b5\u4e0b\u540c\u65f6\u6709\u591a\u4e2a\u8bf7\u6c42\u6d41\u5411\u7f13\u5b58\u6570\u636e\u7684\u91cd\u65b0\u83b7\u53d6\u5904\u7406\uff0c\u90a3\u4e48\u8fd9\u4ec5\u5728\u8be5\u7f13\u5b58\u5728\u4e00\u5b9a\u65f6\u95f4\u5185\u6ca1\u6709\u66f4\u65b0\u7684\u60c5\u51b5\u4e0b\u624d\u4f1a\u53d1\u751f\uff0c\u56e0\u6b64\u5b83\u5141\u8bb8\u7a81\u7136\u53d1\u751f\u5927\u91cf\u8bbf\u95ee\u7684\u60c5\u51b5\u4f5c\u4e3a\u7f55\u89c1\u60c5\u51b5\u627f\u53d7\u3002<\/p>\n<p>\u5982\u679c\u8fd9\u79cd\u60c5\u51b5\u6210\u4e3a\u95ee\u9898\uff0c\u8bf7\u5b9e\u65bd\u81ea\u65cb\u9501\u673a\u5236\uff0c\u5728\u65e0\u6cd5\u83b7\u53d6\u6570\u636e\u7684\u60c5\u51b5\u4e0b\uff0c\u5c06\u5176\u8bbe\u5b9a\u4e3a\u4e00\u5b9a\u65f6\u95f4\u8fdb\u884c\u4f11\u7720\uff0c\u7136\u540e\u518d\u6b21\u5c1d\u8bd5\u4ece\u7f13\u5b58\u4e2d\u83b7\u53d6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5173\u4e8eCache\u5229\u7528\u653f\u7b56\u7684\u4e00\u822c\u8bba\u70b9 \u6070\u5f53\u5730\u5229\u7528\u7f13\u5b58\u5bf9\u4e8e\u63d0\u9ad8\u6574\u4e2a\u7cfb\u7edf\u7684\u6027\u80fd\u975e\u5e38\u6709\u6548\u3002\u540c\u65f6\uff0c\u901a\u8fc7\u5de7\u5999\u5730\u5229\u7528\u7f13\u5b58\uff0c\u8fd8\u53ef [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-34442","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u907f\u514d\u5728\u4f7f\u7528Cache\u65f6\u53d1\u751f\u7f13\u5b58\u6325\u53d1\u521a\u7ed3\u675f\u7684\u7a81\u589e\u7684\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u907f\u514d\u5728\u4f7f\u7528cache\u65f6\u53d1\u751f\u7f13\u5b58\u6325\u53d1\u521a\u7ed3\u675f\u7684\u7a81\u589e\u7684\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u907f\u514d\u5728\u4f7f\u7528Cache\u65f6\u53d1\u751f\u7f13\u5b58\u6325\u53d1\u521a\u7ed3\u675f\u7684\u7a81\u589e\u7684\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8eCache\u5229\u7528\u653f\u7b56\u7684\u4e00\u822c\u8bba\u70b9 \u6070\u5f53\u5730\u5229\u7528\u7f13\u5b58\u5bf9\u4e8e\u63d0\u9ad8\u6574\u4e2a\u7cfb\u7edf\u7684\u6027\u80fd\u975e\u5e38\u6709\u6548\u3002\u540c\u65f6\uff0c\u901a\u8fc7\u5de7\u5999\u5730\u5229\u7528\u7f13\u5b58\uff0c\u8fd8\u53ef [&hellip;]\" \/>\n<meta property=\"og:url\" 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