{"id":10006244,"date":"2022-08-19T02:24:42","date_gmt":"2022-08-18T18:24:42","guid":{"rendered":"https:\/\/ityet.com\/?p=10006244"},"modified":"2022-08-19T02:24:42","modified_gmt":"2022-08-18T18:24:42","slug":"redis%e7%bc%93%e5%ad%98%e8%ae%be%e8%ae%a1%e4%bb%a5%e5%8f%8a%e7%bb%8f%e5%85%b8%e9%97%ae%e9%a2%98%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006244","title":{"rendered":"redis\u7f13\u5b58\u8bbe\u8ba1\u4ee5\u53ca\u7ecf\u5178\u95ee\u9898\u5206\u6790"},"content":{"rendered":"<h2>1 \u7f13\u5b58\u57fa\u672c\u601d\u60f3<\/h2>\n<p>1\u3001\u4e0d\u540c\u7684\u5b58\u50a8\u4ecb\u8d28\u8bbf\u95ee\u5ef6\u8fdf\u4e0d\u4e00\u6837\uff0c\u76f8\u540c\u6210\u672c\u5b58\u50a8\u5bb9\u91cf\u4e0d\u4e00\u6837\uff1a<\/p>\n<p>SSD\/DISK\u3001Memory\u3001L3 cache\u3001L2 cache\u3001L1 cache \u4e94\u79cd\u5b58\u50a8\u4ecb\u8d28\uff0c\u8bbf\u95ee\u5ef6\u8fdf\u9010\u6e10\u964d\u4f4e\uff0c\u4f46\u662f\u540c\u7b49\u6210\u672c\u7684\u5bb9\u91cf\u5374\u9010\u6e10\u589e\u5927\u3002<\/p>\n<p>2\u3001\u65f6\u95f4\u5c40\u9650\u6027\u539f\u7406<\/p>\n<p>\u88ab\u83b7\u53d6\u8fc7\u4e00\u6b21\u7684\u6570\u636e\u5728\u672a\u6765\u4f1a\u88ab\u591a\u6b21\u83b7\u53d6<\/p>\n<p>3\u3001\u4ee5\u7a7a\u95f4\u6362\u65f6\u95f4<\/p>\n<p>\u5f00\u8f9f\u4e00\u5757\u9ad8\u901f\u72ec\u7acb\u7a7a\u95f4\uff0c\u63d0\u4f9b\u9ad8\u901f\u8bbf\u95ee<\/p>\n<p>4\u3001\u6027\u80fd\u6210\u672c\u6743\u8861<\/p>\n<p>\u8bbf\u95ee\u5ef6\u8fdf\u6027\u4f4e\u3001\u6027\u80fd\u8d8a\u9ad8\uff0c\u7b49\u5bb9\u91cf\u6210\u672c\u8d8a\u9ad8<\/p>\n<h2>2 \u7f13\u5b58\u4f18\u52bf<\/h2>\n<ol>\n<li>\u63d0\u5347\u8bbf\u95ee\u6027\u80fd<\/li>\n<li>\u964d\u4f4e\u7f51\u7edc\u62e5\u5835<\/li>\n<li>\u51cf\u8f7b\u670d\u52a1\u8d1f\u8f7d<\/li>\n<li>\u589e\u5f3a\u53ef\u6269\u5c55\u6027<\/li>\n<\/ol>\n<h2>3 \u7f13\u5b58\u4ee3\u4ef7<\/h2>\n<ol>\n<li>\u7cfb\u7edf\u590d\u6742\u6027\u63d0\u9ad8<\/li>\n<li>\u5b58\u50a8\u548c\u90e8\u7f72\u6210\u672c\u53d8\u9ad8<\/li>\n<li>\u6570\u636e\u4e00\u81f4\u6027\u95ee\u9898<\/li>\n<\/ol>\n<h2>4 \u7f13\u5b58\u7684\u4e09\u79cd\u6a21\u5f0f<\/h2>\n<h3>4.1 Cache Aside \u65c1\u8def\u7f13\u5b58<\/h3>\n<p>\u5199\u64cd\u4f5c\uff1a\u66f4\u65b0 DB \u4e4b\u540e\uff0c\u76f4\u63a5\u5c06 key \u4ece\u7f13\u5b58\u4e2d\u5220\u9664\uff1b<\/p>\n<p>\u8bfb\u64cd\u4f5c\uff1a\u5148\u8bfb\u7f13\u5b58\uff0c\u5982\u679c\u6ca1\u6709\uff0c\u5219\u8bfb DB\uff0c\u540c\u65f6\u5c06 DB \u7684\u6570\u636e\u540c\u6b65\u5230\u7f13\u5b58\u4e2d\u3002<\/p>\n<p>\u7279\u70b9\uff1a\u4e1a\u52a1\u7aef\u5904\u7406\u6240\u6709\u6570\u636e\u8bbf\u95ee\u7ec6\u8282\uff0c\u540c\u65f6\u5229\u7528 lazy \u61d2\u52a0\u8f7d\u601d\u60f3\uff0c\u66f4\u65b0 DB \u4e4b\u540e\uff0c\u76f4\u63a5\u5220\u9664\u7f13\u5b58\u5e76\u901a\u8fc7 DB \u66f4\u65b0\uff0c\u786e\u4fdd\u6570\u636e\u4ee5 DB \u4e3a\u51c6\uff0c\u53ef\u4ee5\u5927\u5e45\u964d\u4f4e\u7f13\u5b58\u548c DB \u4e4b\u95f4\u7684\u4e0d\u4e00\u81f4\u7684\u6982\u7387\u3002<\/p>\n<p>\u7f3a\u70b9\uff1a<\/p>\n<p>1\u3001\u5982\u679c\u5220\u9664\u7f13\u5b58\u5931\u8d25\uff0c\u53ef\u80fd\u4f1a\u6709\u95ee\u9898\uff1b<\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a\u5931\u8d25\u589e\u52a0\u76d1\u63a7<\/p>\n<p>2\u3001\u5982\u679c\u540c\u65f6\u6709\u6bd4\u8f83\u9ad8\u7684QPS\u8bbf\u95ee\u521a\u63d2\u5165\u6216\u8005\u66f4\u65b0\u7684\u6570\u636e\uff0c\u53ef\u80fd\u4f1a\u6253\u57aeDB\uff1b<\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a\u4f7f\u7528\u591a\u7ebf\u7a0b\u5f02\u6b65\u6267\u884c\u67e5\u8be2\uff0c\u9632\u6b62\u8fd9\u79cd\u95ee\u9898\u3002<\/p>\n<p>\u573a\u666f\uff1a\u8bfb\u591a\u5199\u5c11\u3002\u6bd4\u5982\u7528\u6237\u6570\u636e\uff0c\u7528\u6237\u4fee\u6539\u7528\u6237\u4fe1\u606f\u5f88\u5c11\uff0c\u4f46\u662f\u5404\u79cd\u4e1a\u52a1\u573a\u666f\u7528\u5230\u7528\u6237\u6570\u636e\u7684\u8bfb\u573a\u666f\u6bd4\u8f83\u591a\u3002<\/p>\n<h3>4.2 Read\/Write Through<\/h3>\n<p>\u6838\u5fc3\u601d\u60f3\uff1a\u8bfb\u5199\u7f13\u5b58\u548c DB \u7684\u64cd\u4f5c\uff0c\u90fd\u6709\u4e00\u4e2a\u4e2d\u95f4\u7684\u6570\u636e\u670d\u52a1\u4ee3\u7406\u3002<\/p>\n<p>\u5199\u64cd\u4f5c\uff1a\u5148\u67e5\u7f13\u5b58\uff0c\u5982\u679c\u7f13\u5b58\u4e0d\u5b58\u5728\uff0c\u5219\u53ea\u66f4\u65b0 DB\uff1b\u5982\u679c\u7f13\u5b58\u4e2d\u5b58\u5728\uff0c\u5219\u5148\u66f4\u65b0\u7f13\u5b58\uff0c\u518d\u66f4\u65b0DB\uff0c\u7136\u540e\u8fd4\u56de\uff1b<\/p>\n<p>\u8bfb\u64cd\u4f5c\uff1a\u5148\u67e5\u7f13\u5b58\uff0c\u5982\u679c\u547d\u4e2d\u5219\u76f4\u63a5\u8fd4\u56de\u3002\u5426\u5219\u4ece DB \u4e2d\u52a0\u8f7d\uff0c\u7136\u540e\u56de\u79cd\u5230\u7f13\u5b58\u4e2d\u518d\u8fd4\u56de\u3002<\/p>\n<p>\u7279\u70b9\uff1a\u4e1a\u52a1\u7aef\u4e0d\u9700\u8981\u5173\u5fc3\u6570\u636e\u7ec6\u8282\uff0c\u7cfb\u7edf\u9694\u79bb\u6027\u597d\u3002<\/p>\n<h3>4.3 write-Back \u6216\u8005 Write-Behind<\/h3>\n<p>\u627f\u63a5 Write Through\uff0c\u5199\u64cd\u4f5c\u66f4\u65b0\u5b8c\u7f13\u5b58\u4e4b\u540e\uff0c<strong>\u5f02\u6b65<\/strong>\u56de\u5199\u6570\u636e\u5230 DB \u6216\u8005\u6279\u91cf\u56de\u5199\u6570\u636e\u5230 DB\u3002<\/p>\n<p>\u7f3a\u70b9\uff1a\u5f02\u6b65\u6216\u8005\u6279\u91cf\u56de\u5199\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u3002<\/p>\n<p>\u7279\u70b9\uff1a\u5408\u5e76\u6216\u8005\u5f02\u6b65\u5199 DB\uff0cDB \u538b\u529b\u5c0f\u3002<\/p>\n<p>\u4f7f\u7528\u573a\u666f\uff1a\u5199\u9891\u7387\u5f88\u9ad8\uff0c\u4f46\u662f\u5bf9\u4e8e\u6570\u636e\u4e00\u81f4\u6027\u8981\u6c42\u4e0d\u592a\u9ad8\u7684\u4e1a\u52a1\u3002<\/p>\n<h2>5 redis \u5e38\u89c1\u9762\u8bd5\u9898<\/h2>\n<h3>5.1 redis\u96ea\u5d29<\/h3>\n<p>\u6982\u5ff5\uff1a\u5927\u91cf\u7684\u5e94\u7528\u8bf7\u6c42\u65e0\u6cd5\u5728 Redis \u7f13\u5b58\u4e2d\u8fdb\u884c\u5904\u7406\uff0c\u7d27\u63a5\u7740\uff0c<br \/>\u5e94\u7528\u5c06\u5927\u91cf\u8bf7\u6c42\u53d1\u9001\u5230\u6570\u636e\u5e93\u5c42\uff0c\u5bfc\u81f4\u6570\u636e\u5e93\u5c42\u7684\u538b\u529b\u6fc0\u589e\u3002<\/p>\n<p>\u539f\u56e0\uff1a<\/p>\n<p>1\u3001\u7f13\u5b58\u4e2d\u6709\u5927\u91cf\u6570\u636e\u540c\u65f6\u8fc7\u671f\uff0c\u5bfc\u81f4\u5927\u91cf\u8bf7\u6c42\u65e0\u6cd5\u5f97\u5230\u5904\u7406<\/p>\n<p>2\u3001Redis \u7f13\u5b58\u5b9e\u4f8b\u53d1\u751f\u6545\u969c\u5b95\u673a\u4e86<\/p>\n<p>\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n<p>\u539f\u56e01\uff1a\u65b9\u6cd51\uff1a\u907f\u514d\u7ed9\u5927\u91cf\u7684\u6570\u636e\u8bbe\u7f6e\u76f8\u540c\u7684\u8fc7\u671f\u65f6\u95f4\uff1b\u65b9\u6cd52: \u964d\u7ea7\u76f4\u63a5\u8fd4\u56de\u9884\u5b9a\u4e49\u4fe1\u606f\u3001\u7a7a\u503c\u6216\u662f\u9519\u8bef\u4fe1\u606f<\/p>\n<p>\u539f\u56e02\uff1a\u65b9\u6cd51: \u5728\u4e1a\u52a1\u7cfb\u7edf\u4e2d\u5b9e\u73b0\u670d\u52a1\u7194\u65ad\u6216\u8bf7\u6c42\u9650\u6d41\u673a\u5236\uff1b\u65b9\u6cd52: \u670d\u52a1\u7aef \u9650\u6d41<\/p>\n<p>\u4e8b\u524d\u9884\u9632\uff1a\u4f7f\u7528\u4e3b\u4ece\u8282\u70b9 \u6784\u5efaRedis \u7f13\u5b58\u9ad8\u53ef\u9760\u96c6\u7fa4<\/p>\n<h3>5.2 \u51fb\u7a7f<\/h3>\n<p>\u6982\u5ff5\uff1a1\u3001\u662f\u53d1\u751f\u5728\u67d0\u4e2a\u70ed\u70b9\u6570\u636e\u5931\u6548\u7684\u573a\u666f\u4e0b\uff0c\u5927\u91cf\u8bf7\u6c42\u76f4\u63a5\u8bbf\u95ee DB\uff0cDB \u538b\u529b\u9aa4\u589e\uff0c\u4e1a\u52a1\u54cd\u5e94\u5ef6\u8fdf\u3002<\/p>\n<p>\u539f\u56e0\uff1a\u70ed\u70b9 key \u8fc7\u671f\u5931\u6548\u6216\u8005\u540c\u65f6\u5931\u6548\u3002<\/p>\n<p>\u89e3\u51b3\u529e\u6cd5\uff1a\u70ed\u70b9 key \u4e0d\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff1b\u6216\u8005\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u4e3a\u57fa\u7840\u65f6\u95f4+\u968f\u673a\u65f6\u95f4\u3002<\/p>\n<h3>5.3 \u7a7f\u900f<\/h3>\n<p>\u6982\u5ff5\uff1a\u8981\u8bbf\u95ee\u7684\u6570\u636e\u65e2\u4e0d\u5728 Redis \u7f13\u5b58\u4e2d\uff0c\u4e5f\u4e0d\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u5bfc\u81f4\u8bf7\u6c42\u5728\u8bbf\u95ee\u7f13\u5b58\u65f6\uff0c\u53d1\u751f\u7f13\u5b58\u7f3a\u5931\uff0c\u518d\u53bb\u8bbf\u95ee\u6570\u636e\u5e93\u65f6\uff0c\u53d1\u73b0\u6570\u636e\u5e93\u4e2d\u4e5f\u6ca1\u6709\u8981\u8bbf\u95ee\u7684\u6570\u636e\u3002<\/p>\n<p>\u539f\u56e0\uff1a1\u3001\u4e1a\u52a1\u5c42\u8bef\u5220\u9664\u6570\u636e\u4e86\uff1b2\u3001\u6076\u610f\u653b\u51fb\uff1a\u4e13\u95e8\u8bbf\u95ee\u6570\u636e\u5e93\u4e2d\u6ca1\u6709\u7684\u6570\u636e\u3002<\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n<p>1\u3001\u7f3a\u7701\u503c\u6216\u8005\u7a7a\u503c<\/p>\n<p>2\u3001\u4f7f\u7528\u5e03\u9686\u8fc7\u6ee4\u5668\u5feb\u901f\u5224\u65ad\u6570\u636e\u662f\u5426\u5b58\u5728\uff0c<br \/>\u907f\u514d\u4ece\u6570\u636e\u5e93\u4e2d\u67e5\u8be2\u6570\u636e\u662f\u5426\u5b58\u5728\uff0c\u51cf\u8f7b\u6570\u636e\u5e93\u538b\u529b\u3002<\/p>\n<p>3\u3001\u524d\u7aef\u8fdb\u884c\u8bf7\u6c42\u68c0\u6d4b<\/p>\n<h3>5.4 bigkey<\/h3>\n<p>\u6982\u5ff5\uff1a\u4e00\u4e2a\u7f13\u5b58 key\uff0c\u5b58\u50a8\u6570\u636e\u8fc7\u591a\u3002\u6bd4\u5982\u4e00\u4e2a\u4e0a\u4e07\u8bb0\u5f55\u7684List\uff1b<\/p>\n<p>\u5371\u5bb3\uff1a<\/p>\n<p>1\u3001\u9020\u6210\u5185\u5b58\u5206\u914d\u4e0d\u5747\u5300\u3002\u6bd4\u5982\u5728 Redis cluster \u6216\u8005 codis \u4e2d\uff0c\u4f1a\u9020\u6210\u8282\u70b9\u7684\u5185\u5b58\u4f7f\u7528\u4e0d\u5747\u5300\uff1b<\/p>\n<p>2\u3001\u8d85\u65f6\u963b\u585e\u3002\u56e0\u4e3a Redis \u5355\u7ebf\u7a0b\u7279\u6027\uff0c\u5982\u679c\u64cd\u4f5c\u67d0\u4e2a Bigkey \u8017\u65f6\u6bd4\u8f83\u4e45\uff0c\u5219\u540e\u9762\u7684\u8bf7\u6c42\u4f1a\u88ab\u963b\u585e\u3002<\/p>\n<p>3\u3001\u7f51\u7edc\u963b\u585e\uff0c\u6d88\u8017\u5e26\u5bbd\u3002<\/p>\n<p>4\u3001\u8fc7\u671f\u5220\u9664\uff0c\u4f1a\u5f88\u6162\uff0c\u4f1a\u963b\u585eredis\u3002\u5982\u679c Bigkey \u8bbe\u7f6e\u4e86\u8fc7\u671f\u65f6\u95f4\uff0c\u5f53\u8fc7\u671f\u540e\uff0c\u8fd9\u4e2a key \u4f1a\u88ab\u5220\u9664\uff0c\u5047\u5982\u6ca1\u6709\u4f7f\u7528 Redis 4.0 \u7684\u8fc7\u671f\u5f02\u6b65\u5220\u9664\uff0c<br \/>\u5c31\u4f1a\u5b58\u5728\u963b\u585e Redis \u7684\u53ef\u80fd\u6027\uff0c\u5e76\u4e14\u6162\u67e5\u8be2\u4e2d\u67e5\u4e0d\u5230\uff08\u56e0\u4e3a\u8fd9\u4e2a\u5220\u9664\u662f\u5185\u90e8\u5faa\u73af\u4e8b\u4ef6\uff09\u3002<\/p>\n<p>\u5982\u4f55\u53d1\u73b0\uff1a<\/p>\n<p>redis\u547d\u4ee4\uff1a redis-cli &#8211;bigkeys<\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n<p>1\u3001\u5220\u9664bigkey\u3002<\/p>\n<ol>\n<li>redis4.0 \u4e4b\u540e\uff0c\u5f02\u6b65\u5220\u9664\uff1b<\/li>\n<li>\u96c6\u5408\u7c7b\u578b\uff1a\u7528scan\uff0c\u8bfb\u53d6\u90e8\u5206\u6570\u636e\u5220\u9664\uff1b<\/li>\n<li>hash\u7c7b\u578b\uff0c\u7528Hscan\uff0c\u8bfb\u53d6\u90e8\u5206\u6570\u636e\u5220\u9664<\/li>\n<\/ol>\n<p>2\u3001\u62c6\u5206<\/p>\n<ol>\n<li>string\u7c7b\u578b\uff0c\u62c6\u5206\u6210\u591a\u4e2akey<\/li>\n<li>\u96c6\u5408\u6216\u8005hash\u7c7b\u578b\uff0c\u62c6\u5206\u6210\u591a\u4e2alist\u6216\u8005hash<\/li>\n<\/ol>\n<h3>5.5 \u70edkey<\/h3>\n<p>\u6982\u5ff5: \u6240\u8c13\u70edkey\u95ee\u9898\u5c31\u662f\uff0c\u7a81\u7136\u6709\u51e0\u5341\u4e07\u7684\u8bf7\u6c42\u53bb\u8bbf\u95eeredis\u4e0a\u7684\u67d0\u4e2a\u7279\u5b9akey\u3002<br \/>\u90a3\u4e48\uff0c\u8fd9\u6837\u4f1a\u9020\u6210\u6d41\u91cf\u8fc7\u4e8e\u96c6\u4e2d\uff0c\u8fbe\u5230\u7269\u7406\u7f51\u5361\u4e0a\u9650\uff0c\u4ece\u800c\u5bfc\u81f4\u8fd9\u53f0redis\u7684\u670d\u52a1\u5668\u5b95\u673a\u3002<\/p>\n<p>\u89e3\u51b3\uff1a<\/p>\n<p>1\u3001\u4e8c\u7ea7\u7f13\u5b58\u2014\u2014\u672c\u5730\u7f13\u5b58\u3002\u6bd4\u5982\u5229\u7528ehcache\uff0c\u6216\u8005\u4e00\u4e2aHashMap\u90fd\u53ef\u4ee5\u3002\u5728\u4f60\u53d1\u73b0\u70edkey\u4ee5\u540e\uff0c\u628a\u70edkey\u52a0\u8f7d\u5230\u7cfb\u7edf\u7684JVM\u4e2d\u3002<br \/>\u9488\u5bf9\u8fd9\u79cd\u70edkey\u8bf7\u6c42\uff0c\u4f1a\u76f4\u63a5\u4ecejvm\u4e2d\u53d6\uff0c\u800c\u4e0d\u4f1a\u8d70\u5230redis\u5c42\u3002<\/p>\n<p>2\u3001\u5907\u4efd\u70edkey\u3002\u4e0d\u8981\u8ba9key\u8d70\u5230\u540c\u4e00\u53f0redis\u4e0a\u4e0d\u5c31\u884c\u4e86\u3002\u6211\u4eec\u628a\u8fd9\u4e2akey\uff0c\u5728\u591a\u4e2aredis\u4e0a\u90fd\u5b58\u4e00\u4efd\u4e0d\u5c31\u597d\u4e86\u3002<br \/>\u63a5\u4e0b\u6765\uff0c\u6709\u70edkey\u8bf7\u6c42\u8fdb\u6765\u7684\u65f6\u5019\uff0c\u6211\u4eec\u5c31\u5728\u6709\u5907\u4efd\u7684redis\u4e0a\u968f\u673a\u9009\u53d6\u4e00\u53f0\uff0c\u8fdb\u884c\u8bbf\u95ee\u53d6\u503c\uff0c\u8fd4\u56de\u6570\u636e\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc1PgS\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u601d\u7ef4\u5bfc\u56fe\u81ea\u53d6\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=wHIMXJ44KXI%2FhVWyn2GWgQ%3D%3D.PFBdMVqZbAFDSvsv56RugRZZfrCqSOkSL3oX%2BHu3HInbWOndOpNZx0XNpeikpNyo4QqYXD%2BUzjWyAO94cdpOzA%3D%3D\" rel=\"nofollow\">https:\/\/www.processon.com\/emb&#8230;<\/a><\/p>\n<p>\u53c2\u8003\uff1a<a href=\"https:\/\/segmentfault.com\/a\/1190000040709794\">https:\/\/segmentfault.com\/a\/11&#8230;<\/a><\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042342077\">https:\/\/segmentfault.com\/a\/1190000042342077<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1 \u7f13\u5b58\u57fa\u672c\u601d\u60f3 1\u3001\u4e0d\u540c\u7684\u5b58\u50a8\u4ecb\u8d28\u8bbf\u95ee\u5ef6\u8fdf\u4e0d\u4e00\u6837\uff0c\u76f8\u540c\u6210\u672c\u5b58\u50a8\u5bb9\u91cf\u4e0d\u4e00\u6837\uff1a SSD\/DISK\u3001Memory\u3001 [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-10006244","post","type-post","status-publish","format-standard","hentry"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006244","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10006244"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006244\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006244"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006244"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006244"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}