{"id":309,"date":"2022-06-17T16:09:22","date_gmt":"2022-06-17T08:09:22","guid":{"rendered":"http:\/\/blog.kijk.top\/?p=309"},"modified":"2022-06-17T16:09:22","modified_gmt":"2022-06-17T08:09:22","slug":"c10k%e9%97%ae%e9%a2%98%e5%8f%8a%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"http:\/\/blog.kijk.top\/?p=309","title":{"rendered":"C10K\u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6848"},"content":{"rendered":"\n<p>\u8f6c\u8f7d\u4e8e\uff1ahttps:\/\/blog.csdn.net\/wangtaomtk\/article\/details\/51811011<\/p>\n\n\n\n<h2>1 C10K\u95ee\u9898<\/h2>\n\n\n\n<p>\u5927\u5bb6\u90fd\u77e5\u9053<code>\u4e92\u8054\u7f51\u7684\u57fa\u7840\u5c31\u662f\u7f51\u7edc\u901a\u4fe1<\/code>\uff0c\u65e9\u671f\u7684\u4e92\u8054\u7f51\u53ef\u4ee5\u8bf4\u662f\u4e00\u4e2a\u5c0f\u7fa4\u4f53\u7684\u96c6\u5408\u3002\u4e92\u8054\u7f51\u8fd8\u4e0d\u591f\u666e\u53ca\uff0c\u7528\u6237\u4e5f\u4e0d\u591a\u3002\u4e00\u53f0\u670d\u52a1\u5668\u540c\u65f6\u5728\u7ebf100\u4e2a\u7528\u6237\u4f30\u8ba1\u5728\u5f53\u65f6\u5df2\u7ecf\u7b97\u662f\u5927\u578b\u5e94\u7528\u4e86\u3002\u6240\u4ee5\u5e76\u4e0d\u5b58\u5728\u4ec0\u4e48C10K\u7684\u96be\u9898\u3002\u4e92\u8054\u7f51\u7684\u7206\u53d1\u671f\u5e94\u8be5\u662f\u5728www\u7f51\u7ad9\uff0c\u6d4f\u89c8\u5668\uff0c\u96c5\u864e\u51fa\u73b0\u540e\u3002\u6700\u65e9\u7684\u4e92\u8054\u7f51\u79f0\u4e4b\u4e3aWeb1.0\uff0c\u4e92\u8054\u7f51\u5927\u90e8\u5206\u7684\u4f7f\u7528\u573a\u666f\u662f\u4e0b\u8f7d\u4e00\u4e2aHtml\u9875\u9762\uff0c\u7528\u6237\u5728\u6d4f\u89c8\u5668\u4e2d\u67e5\u770b\u7f51\u9875\u4e0a\u7684\u4fe1\u606f\u3002\u8fd9\u4e2a\u65f6\u671f\u4e5f\u4e0d\u5b58\u5728C10K\u95ee\u9898\u3002<\/p>\n\n\n\n<p>Web2.0\u65f6\u4ee3\u5230\u6765\u540e\u5c31\u4e0d\u540c\u4e86\uff0c\u4e00\u65b9\u9762\u662f\u666e\u53ca\u7387\u5927\u5927\u63d0\u9ad8\u4e86\uff0c\u7528\u6237\u7fa4\u4f53\u51e0\u4f55\u500d\u589e\u957f\u3002\u53e6\u4e00\u65b9\u9762\u662f\u4e92\u8054\u7f51\u4e0d\u518d\u662f\u5355\u7eaf\u7684\u6d4f\u89c8\u4e07\u7ef4\u7f51\u7f51\u9875\uff0c\u9010\u6e10\u5f00\u59cb\u8fdb\u884c\u4ea4\u4e92\uff0c\u800c\u4e14\u5e94\u7528\u7a0b\u5e8f\u7684\u903b\u8f91\u4e5f\u53d8\u7684\u66f4\u590d\u6742\uff0c\u4ece\u7b80\u5355\u7684\u8868\u5355\u63d0\u4ea4\uff0c\u5230\u5373\u65f6\u901a\u4fe1\u548c\u5728\u7ebf\u5b9e\u65f6\u4e92\u52a8\u3002C10K\u7684\u95ee\u9898\u624d\u4f53\u73b0\u51fa\u6765\u4e86\u3002<code>\u6bcf\u4e00\u4e2a\u7528\u6237\u90fd\u5fc5\u987b\u4e0e\u670d\u52a1\u5668\u4fdd\u6301TCP\u8fde\u63a5\u624d\u80fd\u8fdb\u884c\u5b9e\u65f6\u7684\u6570\u636e\u4ea4\u4e92<\/code>\u3002Facebook\u8fd9\u6837\u7684\u7f51\u7ad9\u540c\u4e00\u65f6\u95f4\u7684\u5e76\u53d1TCP\u8fde\u63a5\u53ef\u80fd\u4f1a\u8fc7\u4ebf\u3002<\/p>\n\n\n\n<div class=\"wp-container-1 wp-block-group\"><div class=\"wp-block-group__inner-container\">\n<pre class=\"wp-block-code\"><code>\u817e\u8bafQQ\u4e5f\u662f\u6709C10K\u95ee\u9898\u7684\uff0c\u53ea\u4e0d\u8fc7\u4ed6\u4eec\u662f\u7528\u4e86UDP\u8fd9\u79cd\u539f\u59cb\u7684\u5305\u4ea4\u6362\u534f\u8bae\u6765\u5b9e\u73b0\u7684\uff0c\u7ed5\u5f00\u4e86\u8fd9\u4e2a\u96be\u9898\u3002\u5f53\u7136\u8fc7\u7a0b\u80af\u5b9a\u662f\u75db\u82e6\u7684\u3002\u5982\u679c\u5f53\u65f6\u6709epoll\u6280\u672f\uff0c\u4ed6\u4eec\u80af\u5b9a\u4f1a\u7528TCP\u3002\u540e\u6765\u7684\u624b\u673aQQ\uff0c\u5fae\u4fe1\u90fd\u91c7\u7528TCP\u534f\u8bae\u3002<\/code><\/pre>\n<\/div><\/div>\n\n\n\n<p>\u8fd9\u65f6\u5019\u95ee\u9898\u5c31\u6765\u4e86\uff0c<code>\u6700\u521d\u7684\u670d\u52a1\u5668\u90fd\u662f\u57fa\u4e8e\u8fdb\u7a0b\/\u7ebf\u7a0b\u6a21\u578b\u7684<\/code>\uff0c\u65b0\u5230\u6765\u4e00\u4e2aTCP\u8fde\u63a5\uff0c\u5c31\u9700\u8981\u5206\u914d1\u4e2a\u8fdb\u7a0b\uff08\u6216\u8005\u7ebf\u7a0b\uff09\u3002<code>\u800c\u8fdb\u7a0b\u53c8\u662f\u64cd\u4f5c\u7cfb\u7edf\u6700\u6602\u8d35\u7684\u8d44\u6e90<\/code>\uff0c\u4e00\u53f0\u673a\u5668\u65e0\u6cd5\u521b\u5efa\u5f88\u591a\u8fdb\u7a0b\u3002<code>\u5982\u679c\u662fC10K\u5c31\u8981\u521b\u5efa1\u4e07\u4e2a\u8fdb\u7a0b\uff0c\u90a3\u4e48\u64cd\u4f5c\u7cfb\u7edf\u662f\u65e0\u6cd5\u627f\u53d7\u7684<\/code>\u3002\u5982\u679c\u662f\u91c7\u7528\u5206\u5e03\u5f0f\u7cfb\u7edf\uff0c\u7ef4\u63011\u4ebf\u7528\u6237\u5728\u7ebf\u9700\u898110\u4e07\u53f0\u670d\u52a1\u5668\uff0c\u6210\u672c\u5de8\u5927\uff0c\u4e5f\u53ea\u6709Facebook\uff0cGoogle\uff0c\u96c5\u864e\u624d\u6709\u8d22\u529b\u8d2d\u4e70\u5982\u6b64\u591a\u7684\u670d\u52a1\u5668\u3002<code>\u8fd9\u5c31\u662fC10K\u95ee\u9898\u7684\u672c\u8d28<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5b9e\u9645\u4e0a\u5f53\u65f6\u4e5f\u6709\u5f02\u6b65\u6a21\u5f0f\uff0c\u5982\uff1aselect\/poll\u6a21\u578b\uff0c\u8fd9\u4e9b\u6280\u672f\u90fd\u6709\u4e00\u5b9a\u7684\u7f3a\u70b9\uff0c\u5982selelct\u6700\u5927\u4e0d\u80fd\u8d85\u8fc71024\uff0cpoll\u6ca1\u6709\u9650\u5236\uff0c\u4f46\u6bcf\u6b21\u6536\u5230\u6570\u636e\u9700\u8981\u904d\u5386\u6bcf\u4e00\u4e2a\u8fde\u63a5\u67e5\u770b\u54ea\u4e2a\u8fde\u63a5\u6709\u6570\u636e\u8bf7\u6c42\u3002<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<h2>2 \u89e3\u51b3\u65b9\u6848<\/h2>\n\n\n\n<p>\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\uff0c\u4e3b\u8981\u601d\u8def\u6709\u4e24\u4e2a\uff1a<code>\u4e00\u4e2a\u662f\u5bf9\u4e8e\u6bcf\u4e2a\u8fde\u63a5\u5904\u7406\u5206\u914d\u4e00\u4e2a\u72ec\u7acb\u7684\u8fdb\u7a0b\/\u7ebf\u7a0b\uff1b\u53e6\u4e00\u4e2a\u601d\u8def\u662f\u7528\u540c\u4e00\u8fdb\u7a0b\/\u7ebf\u7a0b\u6765\u540c\u65f6\u5904\u7406\u82e5\u5e72\u8fde\u63a5<\/code>\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>2.1 \u6bcf\u4e2a\u8fdb\u7a0b\/\u7ebf\u7a0b\u5904\u7406\u4e00\u4e2a\u8fde\u63a5<\/p><\/blockquote>\n\n\n\n<p>\u8fd9\u4e00\u601d\u8def\u6700\u4e3a\u76f4\u63a5\u3002\u4f46\u662f\u7531\u4e8e\u7533\u8bf7\u8fdb\u7a0b\/\u7ebf\u7a0b\u4f1a\u5360\u7528\u76f8\u5f53\u53ef\u89c2\u7684\u7cfb\u7edf\u8d44\u6e90\uff0c\u540c\u65f6\u5bf9\u4e8e\u591a\u8fdb\u7a0b\/\u7ebf\u7a0b\u7684\u7ba1\u7406\u4f1a\u5bf9\u7cfb\u7edf\u9020\u6210\u538b\u529b\uff0c\u56e0\u6b64\u8fd9\u79cd\u65b9\u6848\u4e0d\u5177\u5907\u826f\u597d\u7684\u53ef\u6269\u5c55\u6027\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u8fd9\u4e00\u601d\u8def\u5728\u670d\u52a1\u5668\u8d44\u6e90\u8fd8\u6ca1\u6709\u5bcc\u88d5\u5230\u8db3\u591f\u7a0b\u5ea6\u7684\u65f6\u5019\uff0c\u662f\u4e0d\u53ef\u884c\u7684\uff1b\u5373\u4fbf\u8d44\u6e90\u8db3\u591f\u5bcc\u88d5\uff0c\u6548\u7387\u4e5f\u4e0d\u591f\u9ad8\u3002<\/p>\n\n\n\n<p><code>\u95ee\u9898\uff1a\u8d44\u6e90\u5360\u7528\u8fc7\u591a\uff0c\u53ef\u6269\u5c55\u6027\u5dee\u3002<\/code><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2>2.2 \u6bcf\u4e2a\u8fdb\u7a0b\/\u7ebf\u7a0b\u540c\u65f6\u5904\u7406\u591a\u4e2a\u8fde\u63a5\uff08IO\u591a\u8def\u590d\u7528\uff09<\/h2>\n\n\n\n<p>1\u3001\u4f20\u7edf\u601d\u8def<\/p>\n\n\n\n<p><code>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u5faa\u73af\u6328\u4e2a\u5904\u7406\u5404\u4e2a\u8fde\u63a5\uff0c\u6bcf\u4e2a\u8fde\u63a5\u5bf9\u5e94\u4e00\u4e2a socket<\/code>\uff0c\u5f53\u6240\u6709 socket \u90fd\u6709\u6570\u636e\u7684\u65f6\u5019\uff0c\u8fd9\u79cd\u65b9\u6cd5\u662f\u53ef\u884c\u7684\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\u5f53\u5e94\u7528\u8bfb\u53d6\u67d0\u4e2a socket \u7684\u6587\u4ef6\u6570\u636e\u4e0d ready \u7684\u65f6\u5019\uff0c<code>\u6574\u4e2a\u5e94\u7528\u4f1a\u963b\u585e\u5728\u8fd9\u91cc\u7b49\u5f85\u8be5\u6587\u4ef6\u53e5\u67c4<\/code>\uff0c\u5373\u4f7f\u522b\u7684\u6587\u4ef6\u53e5\u67c4 ready\uff0c\u4e5f\u65e0\u6cd5\u5f80\u4e0b\u5904\u7406\u3002<\/p>\n\n\n\n<p>\u601d\u8def\uff1a\u76f4\u63a5\u5faa\u73af\u5904\u7406\u591a\u4e2a\u8fde\u63a5\u3002<\/p>\n\n\n\n<p>\u95ee\u9898\uff1a\u4efb\u4e00\u6587\u4ef6\u53e5\u67c4\u7684\u4e0d\u6210\u529f\u4f1a\u963b\u585e\u4f4f\u6574\u4e2a\u5e94\u7528\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>2\u3001select<\/p>\n\n\n\n<p>\u8981\u89e3\u51b3\u4e0a\u9762\u963b\u585e\u7684\u95ee\u9898\uff0c\u601d\u8def\u5f88\u7b80\u5355\uff0c\u5982\u679c\u6211\u5728\u8bfb\u53d6\u6587\u4ef6\u53e5\u67c4\u4e4b\u524d\uff0c<code>\u5148\u67e5\u4e0b\u5b83\u7684\u72b6\u6001\uff0cready \u4e86\u5c31\u8fdb\u884c\u5904\u7406\uff0c\u4e0d ready \u5c31\u4e0d\u8fdb\u884c\u5904\u7406<\/code>\uff0c\u8fd9\u4e0d\u5c31\u89e3\u51b3\u4e86\u8fd9\u4e2a\u95ee\u9898\u4e86\u561b\uff1f<\/p>\n\n\n\n<p>\u4e8e\u662f\u6709\u4e86 select \u65b9\u6848\u3002<code>\u7528\u4e00\u4e2a fd_set \u7ed3\u6784\u4f53\u6765\u544a\u8bc9\u5185\u6838\u540c\u65f6\u76d1\u63a7\u591a\u4e2a\u6587\u4ef6\u53e5\u67c4\uff0c\u5f53\u5176\u4e2d\u6709\u6587\u4ef6\u53e5\u67c4\u7684\u72b6\u6001\u53d1\u751f\u6307\u5b9a\u53d8\u5316\uff08\u4f8b\u5982\u67d0\u53e5\u67c4\u7531\u4e0d\u53ef\u7528\u53d8\u4e3a\u53ef\u7528\uff09\u6216\u8d85\u65f6\uff0c\u5219\u8c03\u7528\u8fd4\u56de<\/code>\u3002\u4e4b\u540e\u5e94\u7528\u53ef\u4ee5<code>\u4f7f\u7528 FD_ISSET \u6765\u9010\u4e2a\u67e5\u770b\u662f\u54ea\u4e2a\u6587\u4ef6\u53e5\u67c4\u7684\u72b6\u6001\u53d1\u751f\u4e86\u53d8\u5316<\/code>\u3002<\/p>\n\n\n\n<p>\u8fd9\u6837\u505a\uff0c<code>\u5c0f\u89c4\u6a21\u7684\u8fde\u63a5\u95ee\u9898\u4e0d\u5927\uff0c\u4f46\u5f53\u8fde\u63a5\u6570\u5f88\u591a\uff08\u6587\u4ef6\u53e5\u67c4\u4e2a\u6570\u5f88\u591a\uff09\u7684\u65f6\u5019\uff0c\u9010\u4e2a\u68c0\u67e5\u72b6\u6001\u5c31\u5f88\u6162\u4e86<\/code>\u3002\u56e0\u6b64\uff0c<code>select \u5f80\u5f80\u5b58\u5728\u7ba1\u7406\u7684\u53e5\u67c4\u4e0a\u9650\uff08FD_SETSIZE\uff09<\/code>\u3002\u540c\u65f6\uff0c<code>\u5728\u4f7f\u7528\u4e0a\uff0c\u56e0\u4e3a\u53ea\u6709\u4e00\u4e2a\u5b57\u6bb5\u8bb0\u5f55\u5173\u6ce8\u548c\u53d1\u751f\u4e8b\u4ef6\uff0c\u6bcf\u6b21\u8c03\u7528\u4e4b\u524d\u8981\u91cd\u65b0\u521d\u59cb\u5316 fd_set \u7ed3\u6784\u4f53<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>int select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout);\r<\/code><\/pre>\n\n\n\n<p>\u601d\u8def\uff1a\u6709\u8fde\u63a5\u8bf7\u6c42\u62b5\u8fbe\u4e86\u518d\u68c0\u67e5\u5904\u7406\u3002<\/p>\n\n\n\n<p>\u95ee\u9898\uff1a\u53e5\u67c4\u4e0a\u9650+\u91cd\u590d\u521d\u59cb\u5316+\u9010\u4e2a\u6392\u67e5\u6240\u6709\u6587\u4ef6\u53e5\u67c4\u72b6\u6001\u6548\u7387\u4e0d\u9ad8\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>3\u3001poll<\/p>\n\n\n\n<p>poll \u4e3b\u8981\u89e3\u51b3 select \u7684\u524d\u4e24\u4e2a\u95ee\u9898\uff1a<code>\u901a\u8fc7\u4e00\u4e2a pollfd \u6570\u7ec4\u5411\u5185\u6838\u4f20\u9012\u9700\u8981\u5173\u6ce8\u7684\u4e8b\u4ef6\u6d88\u9664\u6587\u4ef6\u53e5\u67c4\u4e0a\u9650<\/code>\uff0c\u540c\u65f6<code>\u4f7f\u7528\u4e0d\u540c\u5b57\u6bb5\u5206\u522b\u6807\u6ce8\u5173\u6ce8\u4e8b\u4ef6\u548c\u53d1\u751f\u4e8b\u4ef6\uff0c\u6765\u907f\u514d\u91cd\u590d\u521d\u59cb\u5316<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>int poll(struct pollfd *fds, nfds_t nfds, int timeout);<\/code><\/pre>\n\n\n\n<p>\u601d\u8def\uff1a\u8bbe\u8ba1\u65b0\u7684\u6570\u636e\u7ed3\u6784\u63d0\u4f9b\u4f7f\u7528\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u95ee\u9898\uff1a\u9010\u4e2a\u6392\u67e5\u6240\u6709\u6587\u4ef6\u53e5\u67c4\u72b6\u6001\u6548\u7387\u4e0d\u9ad8\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>4\u3001epoll<\/p>\n\n\n\n<p>\u65e2\u7136\u9010\u4e2a\u6392\u67e5\u6240\u6709\u6587\u4ef6\u53e5\u67c4\u72b6\u6001\u6548\u7387\u4e0d\u9ad8\uff0c\u5f88\u81ea\u7136\u7684\uff0c<code>\u5982\u679c\u8c03\u7528\u8fd4\u56de\u7684\u65f6\u5019\u53ea\u7ed9\u5e94\u7528\u63d0\u4f9b\u53d1\u751f\u4e86\u72b6\u6001\u53d8\u5316\uff08\u5f88\u53ef\u80fd\u662f\u6570\u636e ready\uff09\u7684\u6587\u4ef6\u53e5\u67c4<\/code>\uff0c\u8fdb\u884c\u6392\u67e5\u7684\u6548\u7387\u4e0d\u5c31\u9ad8\u591a\u4e86\u4e48\u3002<\/p>\n\n\n\n<p>epoll \u91c7\u7528\u4e86\u8fd9\u79cd\u8bbe\u8ba1\uff0c\u9002\u7528\u4e8e\u5927\u89c4\u6a21\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n\n\n\n<p>\u5b9e\u9a8c\u8868\u660e\uff0c<code>\u5f53\u6587\u4ef6\u53e5\u67c4\u6570\u76ee\u8d85\u8fc7 10 \u4e4b\u540e\uff0cepoll \u6027\u80fd\u5c06\u4f18\u4e8e select \u548c poll\uff1b\u5f53\u6587\u4ef6\u53e5\u67c4\u6570\u76ee\u8fbe\u5230 10K \u7684\u65f6\u5019\uff0cepoll \u5df2\u7ecf\u8d85\u8fc7 select \u548c poll \u4e24\u4e2a\u6570\u91cf\u7ea7<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>int epoll_wait(int epfd, struct epoll_event *events, int maxevents, int timeout);<\/code><\/pre>\n\n\n\n<p>\u601d\u8def\uff1a\u53ea\u8fd4\u56de\u72b6\u6001\u53d8\u5316\u7684\u6587\u4ef6\u53e5\u67c4\u3002<\/p>\n\n\n\n<p>\u95ee\u9898\uff1a\u4f9d\u8d56\u7279\u5b9a\u5e73\u53f0\uff08Linux\uff09<\/p>\n\n\n\n<p>\u56e0\u4e3aLinux\u662f\u4e92\u8054\u7f51\u4f01\u4e1a\u4e2d\u4f7f\u7528\u7387\u6700\u9ad8\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c<code>Epoll\u5c31\u6210\u4e3aC10K killer\u3001\u9ad8\u5e76\u53d1\u3001\u9ad8\u6027\u80fd\u3001\u5f02\u6b65\u975e\u963b\u585e\u8fd9\u4e9b\u6280\u672f\u7684\u4ee3\u540d\u8bcd\u4e86<\/code>\u3002FreeBSD\u63a8\u51fa\u4e86kqueue\uff0cLinux\u63a8\u51fa\u4e86epoll\uff0cWindows\u63a8\u51fa\u4e86IOCP\uff0cSolaris\u63a8\u51fa\u4e86\/dev\/poll\u3002<code>\u8fd9\u4e9b\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u7684\u529f\u80fd\u5c31\u662f\u4e3a\u4e86\u89e3\u51b3C10K\u95ee\u9898<\/code>\u3002<code>epoll\u6280\u672f\u7684\u7f16\u7a0b\u6a21\u578b\u5c31\u662f\u5f02\u6b65\u975e\u963b\u585e\u56de\u8c03<\/code>\uff0c\u4e5f\u53ef\u4ee5\u53eb\u505aReactor\uff0c\u4e8b\u4ef6\u9a71\u52a8\uff0c\u4e8b\u4ef6\u8f6e\u5faa\uff08EventLoop\uff09\u3002Nginx\uff0clibevent\uff0cnode.js\u8fd9\u4e9b\u5c31\u662fEpoll\u65f6\u4ee3\u7684\u4ea7\u7269\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>5\u3001libevent<\/p>\n\n\n\n<p>\u7531\u4e8eepoll, kqueue, IOCP\u6bcf\u4e2a\u63a5\u53e3\u90fd\u6709\u81ea\u5df1\u7684\u7279\u70b9\uff0c\u7a0b\u5e8f\u79fb\u690d\u975e\u5e38\u56f0\u96be\uff0c\u4e8e\u662f\u9700\u8981\u5bf9\u8fd9\u4e9b\u63a5\u53e3\u8fdb\u884c\u5c01\u88c5\uff0c\u4ee5\u8ba9\u5b83\u4eec\u6613\u4e8e\u4f7f\u7528\u548c\u79fb\u690d\uff0c\u5176\u4e2dlibevent\u5e93\u5c31\u662f\u5176\u4e2d\u4e4b\u4e00\u3002\u8de8\u5e73\u53f0\uff0c\u5c01\u88c5\u5e95\u5c42\u5e73\u53f0\u7684\u8c03\u7528\uff0c\u63d0\u4f9b\u7edf\u4e00\u7684 API\uff0c\u4f46\u5e95\u5c42\u5728\u4e0d\u540c\u5e73\u53f0\u4e0a\u81ea\u52a8\u9009\u62e9\u5408\u9002\u7684\u8c03\u7528\u3002<\/p>\n\n\n\n<p>\u6309\u7167libevent\u7684\u5b98\u65b9\u7f51\u7ad9\uff0clibevent\u5e93\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u529f\u80fd\uff1a<strong><code>\u5f53\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26\u7684\u7279\u5b9a\u4e8b\u4ef6\uff08\u5982\u53ef\u8bfb\uff0c\u53ef\u5199\u6216\u51fa\u9519\uff09\u53d1\u751f\u4e86\uff0c\u6216\u4e00\u4e2a\u5b9a\u65f6\u4e8b\u4ef6\u53d1\u751f\u4e86\uff0clibevent\u5c31\u4f1a\u81ea\u52a8\u6267\u884c\u7528\u6237\u6307\u5b9a\u7684\u56de\u8c03\u51fd\u6570\uff0c\u6765\u5904\u7406\u4e8b\u4ef6<\/code>\u3002<\/strong>\u76ee\u524d\uff0clibevent\u5df2\u652f\u6301\u4ee5\u4e0b\u63a5\u53e3\/dev\/poll, kqueue, event ports, select, poll \u548c epoll\u3002<code>Libevent\u7684\u5185\u90e8\u4e8b\u4ef6\u673a\u5236\u5b8c\u5168\u662f\u57fa\u4e8e\u6240\u4f7f\u7528\u7684\u63a5\u53e3\u7684<\/code>\u3002\u56e0\u6b64libevent\u975e\u5e38\u5bb9\u6613\u79fb\u690d\uff0c\u4e5f\u4f7f\u5b83\u7684\u6269\u5c55\u6027\u975e\u5e38\u5bb9\u6613\u3002\u76ee\u524d\uff0clibevent\u5df2\u5728\u4ee5\u4e0b\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7f16\u8bd1\u901a\u8fc7\uff1aLinux\uff0cBSD\uff0cMac OS X\uff0cSolaris\u548cWindows\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528libevent\u5e93\u8fdb\u884c\u5f00\u53d1\u975e\u5e38\u7b80\u5355\uff0c\u4e5f\u5f88\u5bb9\u6613\u5728\u5404\u79cdunix\u5e73\u53f0\u4e0a\u79fb\u690d\u3002\u4e00\u4e2a\u7b80\u5355\u7684\u4f7f\u7528libevent\u5e93\u7684\u7a0b\u5e8f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"742\" height=\"378\" src=\"http:\/\/blog.kijk.top\/wp-content\/uploads\/2022\/06\/22150624_yjlQ.png\" alt=\"\" class=\"wp-image-314\" srcset=\"http:\/\/blog.kijk.top\/wp-content\/uploads\/2022\/06\/22150624_yjlQ.png 742w, http:\/\/blog.kijk.top\/wp-content\/uploads\/2022\/06\/22150624_yjlQ-300x153.png 300w\" sizes=\"(max-width: 742px) 100vw, 742px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2>3 \u534f\u7a0b\uff08coroutine\uff09<\/h2>\n\n\n\n<p>\u968f\u7740\u6280\u672f\u7684\u6f14\u8fdb\uff0cepoll \u5df2\u7ecf\u53ef\u4ee5\u8f83\u597d\u7684\u5904\u7406 C10K \u95ee\u9898\uff0c\u4f46\u662f\u5982\u679c\u8981\u8fdb\u4e00\u6b65\u7684\u6269\u5c55\uff0c\u4f8b\u5982\u652f\u6301 10M \u89c4\u6a21\u7684\u5e76\u53d1\u8fde\u63a5\uff0c\u539f\u6709\u7684\u6280\u672f\u5c31\u65e0\u80fd\u4e3a\u529b\u4e86\u3002<\/p>\n\n\n\n<p>\u90a3\u4e48\uff0c\u65b0\u7684\u74f6\u9888\u5728\u54ea\u91cc\u5462\uff1f<\/p>\n\n\n\n<p>\u4ece\u524d\u9762\u7684\u6f14\u5316\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c<code>\u6839\u672c\u7684\u601d\u8def\u662f\u8981\u9ad8\u6548\u7684\u53bb\u963b\u585e\uff0c\u8ba9 CPU \u53ef\u4ee5\u5e72\u6838\u5fc3\u7684\u4efb\u52a1<\/code>\u3002<code>\u6240\u4ee5\uff0c\u5343\u4e07\u7ea7\u5e76\u53d1\u5b9e\u73b0\u7684\u79d8\u5bc6\uff1a\u5185\u6838\u4e0d\u662f\u89e3\u51b3\u65b9\u6848\uff0c\u800c\u662f\u95ee\u9898\u6240\u5728\uff01<\/code><\/p>\n\n\n\n<p>\u8fd9\u610f\u5473\u7740\uff1a<\/p>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u4e0d\u8981\u8ba9\u5185\u6838\u6267\u884c\u6240\u6709\u7e41\u91cd\u7684\u4efb\u52a1\u3002\u5c06\u6570\u636e\u5305\u5904\u7406\uff0c\u5185\u5b58\u7ba1\u7406\uff0c\u5904\u7406\u5668\u8c03\u5ea6\u7b49\u4efb\u52a1\u4ece\u5185\u6838\u8f6c\u79fb\u5230\u5e94\u7528\u7a0b\u5e8f\u9ad8\u6548\u5730\u5b8c\u6210\u3002\u8ba9Linux\u53ea\u5904\u7406\u63a7\u5236\u5c42\uff0c\u6570\u636e\u5c42\u5b8c\u5168\u4ea4\u7ed9\u5e94\u7528\u7a0b\u5e8f\u6765\u5904\u7406\u3002<\/mark><\/p>\n\n\n\n<p><code>\u5f53\u8fde\u63a5\u5f88\u591a\u65f6\uff0c\u9996\u5148\u9700\u8981\u5927\u91cf\u7684\u8fdb\u7a0b\/\u7ebf\u7a0b\u6765\u505a\u4e8b<\/code>\u3002\u540c\u65f6\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u8fdb\u7a0b\/\u7ebf\u7a0b\u4eec\u53ef\u80fd\u5927\u91cf\u7684\u90fd\u5904\u4e8e ready \u72b6\u6001\uff0c<code>\u9700\u8981\u7cfb\u7edf\u53bb\u4e0d\u65ad\u7684\u8fdb\u884c\u5feb\u901f\u5207\u6362<\/code>\uff0c\u800c\u6211\u4eec\u77e5\u9053<code>\u7cfb\u7edf\u4e0a\u4e0b\u6587\u7684\u5207\u6362\u662f\u6709\u4ee3\u4ef7\u7684<\/code>\u3002\u867d\u7136\u73b0\u5728 Linux \u7cfb\u7edf\u7684\u8c03\u5ea6\u7b97\u6cd5\u5df2\u7ecf\u8bbe\u8ba1\u7684\u5f88\u9ad8\u6548\u4e86\uff0c\u4f46\u5bf9\u4e8e 10M \u8fd9\u6837\u5927\u89c4\u6a21\u7684\u573a\u666f\u4ecd\u7136\u529b\u6709\u4e0d\u8db3\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\u6211\u4eec\u9762\u4e34\u7684\u74f6\u9888\u6709\u4e24\u4e2a\uff0c<code>\u4e00\u4e2a\u662f\u8fdb\u7a0b\/\u7ebf\u7a0b\u4f5c\u4e3a\u5904\u7406\u5355\u5143\u8fd8\u662f\u592a\u539a\u91cd\u4e86\uff1b\u53e6\u4e00\u4e2a\u662f\u7cfb\u7edf\u8c03\u5ea6\u7684\u4ee3\u4ef7\u592a\u9ad8\u4e86<\/code>\u3002<\/p>\n\n\n\n<p>\u5f88\u81ea\u7136\u5730\uff0c\u6211\u4eec\u4f1a\u60f3\u5230\uff0c<code>\u5982\u679c\u6709\u4e00\u79cd\u66f4\u8f7b\u91cf\u7ea7\u7684\u8fdb\u7a0b\/\u7ebf\u7a0b\u4f5c\u4e3a\u5904\u7406\u5355\u5143\uff0c\u800c\u4e14\u5b83\u4eec\u7684\u8c03\u5ea6\u53ef\u4ee5\u505a\u5230\u5f88\u5feb\uff08\u6700\u597d\u4e0d\u9700\u8981\u9501\uff09<\/code>\uff0c\u90a3\u5c31\u5b8c\u7f8e\u4e86\u3002<\/p>\n\n\n\n<p>\u8fd9\u6837\u7684\u6280\u672f\u73b0\u5728\u5728\u67d0\u4e9b\u8bed\u8a00\u4e2d\u5df2\u7ecf\u6709\u4e86\u4e00\u4e9b\u5b9e\u73b0\uff0c<code>\u5b83\u4eec\u5c31\u662f coroutine\uff08\u534f\u7a0b\uff09\uff0c\u6216\u534f\u4f5c\u5f0f\u4f8b\u7a0b<\/code>\u3002\u5177\u4f53\u7684\uff0c<code>Python\u3001Lua \u8bed\u8a00\u4e2d\u7684 coroutine\uff08\u534f\u7a0b\uff09\u6a21\u578b\uff0cGo \u8bed\u8a00\u4e2d\u7684 goroutine\uff08Go \u7a0b\uff09\u6a21\u578b\uff0c\u90fd\u662f\u7c7b\u4f3c\u7684\u4e00\u4e2a\u6982\u5ff5<\/code>\u3002\u5b9e\u9645\u4e0a\uff0c\u591a\u79cd\u8bed\u8a00\uff08\u751a\u81f3 C \u8bed\u8a00\uff09\u90fd\u53ef\u4ee5\u5b9e\u73b0\u7c7b\u4f3c\u7684\u6a21\u578b\u3002<\/p>\n\n\n\n<p>\u5b83\u4eec\u5728\u5b9e\u73b0\u4e0a\u90fd\u662f<code>\u8bd5\u56fe\u7528\u4e00\u7ec4\u5c11\u91cf\u7684\u7ebf\u7a0b\u6765\u5b9e\u73b0\u591a\u4e2a\u4efb\u52a1\uff0c\u4e00\u65e6\u67d0\u4e2a\u4efb\u52a1\u963b\u585e\uff0c\u5219\u53ef\u80fd\u7528\u540c\u4e00\u7ebf\u7a0b\u7ee7\u7eed\u8fd0\u884c\u5176\u4ed6\u4efb\u52a1\uff0c\u907f\u514d\u5927\u91cf\u4e0a\u4e0b\u6587\u7684\u5207\u6362<\/code>\u3002<code>\u6bcf\u4e2a\u534f\u7a0b\u6240\u72ec\u5360\u7684\u7cfb\u7edf\u8d44\u6e90\u5f80\u5f80\u53ea\u6709\u6808\u90e8\u5206<\/code>\u3002\u800c\u4e14\uff0c<code>\u5404\u4e2a\u534f\u7a0b\u4e4b\u95f4\u7684\u5207\u6362\uff0c\u5f80\u5f80\u662f\u7528\u6237\u901a\u8fc7\u4ee3\u7801\u6765\u663e\u5f0f\u6307\u5b9a\u7684\uff08\u8ddf\u5404\u79cd callback \u7c7b\u4f3c\uff09<\/code>\uff0c\u4e0d\u9700\u8981\u5185\u6838\u53c2\u4e0e\uff0c\u53ef\u4ee5\u5f88\u65b9\u4fbf\u7684\u5b9e\u73b0\u5f02\u6b65\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u6280\u672f\u672c\u8d28\u4e0a\u4e5f\u662f<code>\u5f02\u6b65\u975e\u963b\u585e\u6280\u672f\uff0c\u5b83\u662f\u5c06\u4e8b\u4ef6\u56de\u8c03\u8fdb\u884c\u4e86\u5305\u88c5\uff0c\u8ba9\u7a0b\u5e8f\u5458\u770b\u4e0d\u5230\u91cc\u9762\u7684\u4e8b\u4ef6\u5faa\u73af<\/code>\u3002\u7a0b\u5e8f\u5458\u5c31\u50cf\u5199\u963b\u585e\u4ee3\u7801\u4e00\u6837\u7b80\u5355\u3002\u6bd4\u5982\u8c03\u7528 client-&gt;recv() \u7b49\u5f85\u63a5\u6536\u6570\u636e\u65f6\uff0c\u5c31\u50cf\u963b\u585e\u4ee3\u7801\u4e00\u6837\u5199\u3002<code>\u5b9e\u9645\u4e0a\u662f\u5e95\u5c42\u5e93\u5728\u6267\u884crecv\u65f6\u6084\u6084\u4fdd\u5b58\u4e86\u4e00\u4e2a\u72b6\u6001\uff0c\u6bd4\u5982\u4ee3\u7801\u884c\u6570\uff0c\u5c40\u90e8\u53d8\u91cf\u7684\u503c\u3002\u7136\u540e\u5c31\u8df3\u56de\u5230EventLoop\u4e2d\u4e86\u3002\u4ec0\u4e48\u65f6\u5019\u771f\u7684\u6570\u636e\u5230\u6765\u65f6\uff0c\u5b83\u518d\u628a\u521a\u624d\u4fdd\u5b58\u7684\u4ee3\u7801\u884c\u6570\uff0c\u5c40\u90e8\u53d8\u91cf\u503c\u53d6\u51fa\u6765\uff0c\u53c8\u5f00\u59cb\u7ee7\u7eed\u6267\u884c\u3002<\/code><\/p>\n\n\n\n<p>\u8fd9\u5c31\u662f\u534f\u7a0b\u7684\u672c\u8d28\u3002<code>\u534f\u7a0b\u662f\u5f02\u6b65\u975e\u963b\u585e\u7684\u53e6\u5916\u4e00\u79cd\u5c55\u73b0\u5f62\u5f0f<\/code>\u3002Golang\uff0cErlang\uff0cLua\u534f\u7a0b\u90fd\u662f\u8fd9\u4e2a\u6a21\u578b\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>3.1 \u540c\u6b65\u963b\u585e<\/p><\/blockquote>\n\n\n\n<p>\u4e0d\u77e5\u9053\u5927\u5bb6\u770b\u5b8c\u534f\u7a0b\u662f\u5426\u611f\u89c9\u5f97\u5230\uff0c<code>\u5b9e\u9645\u4e0a\u534f\u7a0b\u548c\u540c\u6b65\u963b\u585e\u662f\u4e00\u6837\u7684<\/code>\u3002\u7b54\u6848\u662f\u7684\u3002<code>\u6240\u4ee5\u534f\u7a0b\u4e5f\u53eb\u505a\u7528\u6237\u6001\u8fdb\/\u7528\u6237\u6001\u7ebf\u7a0b<\/code>\u3002\u533a\u522b\u5c31\u5728\u4e8e<code>\u8fdb\u7a0b\/\u7ebf\u7a0b\u662f\u64cd\u4f5c\u7cfb\u7edf\u5145\u5f53\u4e86EventLoop\u8c03\u5ea6\uff0c\u800c\u534f\u7a0b\u662f\u81ea\u5df1\u7528Epoll\u8fdb\u884c\u8c03\u5ea6<\/code>\u3002<\/p>\n\n\n\n<p>\u534f\u7a0b\u7684\u4f18\u70b9\u662f\u5b83\u6bd4\u7cfb\u7edf\u7ebf\u7a0b\u5f00\u9500\u5c0f\uff0c\u7f3a\u70b9\u662f\u5982\u679c\u5176\u4e2d\u4e00\u4e2a\u534f\u7a0b\u4e2d\u6709\u5bc6\u96c6\u8ba1\u7b97\uff0c\u5176\u4ed6\u7684\u534f\u7a0b\u5c31\u4e0d\u8fd0\u884c\u4e86\u3002\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u7a0b\u7684\u7f3a\u70b9\u662f\u5f00\u9500\u5927\uff0c\u4f18\u70b9\u662f\u65e0\u8bba\u4ee3\u7801\u600e\u4e48\u5199\uff0c\u6240\u6709\u8fdb\u7a0b\u90fd\u53ef\u4ee5\u5e76\u53d1\u8fd0\u884c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Erlang\u89e3\u51b3\u4e86\u534f\u7a0b\u5bc6\u96c6\u8ba1\u7b97\u7684\u95ee\u9898\uff0c\u5b83\u57fa\u4e8e\u81ea\u884c\u5f00\u53d1VM\uff0c\u5e76\u4e0d\u6267\u884c\u673a\u5668\u7801\u3002\u5373\u4f7f\u5b58\u5728\u5bc6\u96c6\u8ba1\u7b97\u7684\u573a\u666f\uff0cVM\u53d1\u73b0\u67d0\u4e2a\u534f\u7a0b\u6267\u884c\u65f6\u95f4\u8fc7\u957f\uff0c\u4e5f\u53ef\u4ee5\u8fdb\u884c\u4e2d\u6b62\u5207\u6362\u3002Golang\u7531\u4e8e\u662f\u76f4\u63a5\u6267\u884c\u673a\u5668\u7801\u7684\uff0c\u6240\u4ee5\u65e0\u6cd5\u89e3\u51b3\u6b64\u95ee\u9898\u3002\u6240\u4ee5Golang\u8981\u6c42\u7528\u6237\u5fc5\u987b\u5728\u5bc6\u96c6\u8ba1\u7b97\u7684\u4ee3\u7801\u4e2d\uff0c\u81ea\u884cYield\u3002\r\n\r<\/code><\/pre>\n\n\n\n<p>\u5b9e\u9645\u4e0a\u540c\u6b65\u963b\u585e\u7a0b\u5e8f\u7684\u6027\u80fd\u5e76\u4e0d\u5dee\uff0c\u5b83\u7684\u6548\u7387\u5f88\u9ad8\uff0c\u4e0d\u4f1a\u6d6a\u8d39\u8d44\u6e90\u3002\u5f53\u8fdb\u7a0b\u53d1\u751f\u963b\u585e\u540e\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f1a\u5c06\u5b83\u6302\u8d77\uff0c\u4e0d\u4f1a\u5206\u914dCPU\u3002\u76f4\u5230\u6570\u636e\u5230\u8fbe\u624d\u4f1a\u5206\u914dCPU\u3002\u591a\u8fdb\u7a0b\u53ea\u662f\u5f00\u591a\u4e86\u4e4b\u540e\u526f\u4f5c\u7528\u592a\u5927\uff0c<code>\u56e0\u4e3a\u8fdb\u7a0b\u591a\u4e86\u4e92\u76f8\u5207\u6362\u6709\u5f00\u9500<\/code>\u3002\u6240\u4ee5<code>\u5982\u679c\u4e00\u4e2a\u670d\u52a1\u5668\u7a0b\u5e8f\u53ea\u67091000\u5de6\u53f3\u7684\u5e76\u53d1\u8fde\u63a5\uff0c\u540c\u6b65\u963b\u585e\u6a21\u5f0f\u662f\u6700\u597d\u7684<\/code>\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>3.2 \u5f02\u6b65\u56de\u8c03\u548c\u534f\u7a0b\u54ea\u4e2a\u6027\u80fd\u597d<\/p><\/blockquote>\n\n\n\n<p><code>\u534f\u7a0b\u867d\u7136\u662f\u7528\u6237\u6001\u8c03\u5ea6\uff0c\u5b9e\u9645\u4e0a\u8fd8\u662f\u9700\u8981\u8c03\u5ea6\u7684\uff0c\u65e2\u7136\u8c03\u5ea6\u5c31\u4f1a\u5b58\u5728\u4e0a\u4e0b\u6587\u5207\u6362<\/code>\u3002\u6240\u4ee5\u534f\u7a0b\u867d\u7136\u6bd4\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u7a0b\u6027\u80fd\u8981\u597d\uff0c\u4f46\u603b\u8fd8\u662f\u6709\u989d\u5916\u6d88\u8017\u7684\u3002<code>\u800c\u5f02\u6b65\u56de\u8c03\u662f\u6ca1\u6709\u5207\u6362\u5f00\u9500\u7684\uff0c\u5b83\u7b49\u540c\u4e8e\u987a\u5e8f\u6267\u884c\u4ee3\u7801<\/code>\u3002\u6240\u4ee5\u5f02\u6b65\u56de\u8c03\u7a0b\u5e8f\u7684\u6027\u80fd\u662f\u8981\u4f18\u4e8e\u534f\u7a0b\u6a21\u578b\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8f6c\u8f7d\u4e8e\uff1ahttps:\/\/blog.csdn.net\/wangtaomtk\/article\/details\/51 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[],"_links":{"self":[{"href":"http:\/\/blog.kijk.top\/index.php?rest_route=\/wp\/v2\/posts\/309"}],"collection":[{"href":"http:\/\/blog.kijk.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.kijk.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.kijk.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.kijk.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=309"}],"version-history":[{"count":4,"href":"http:\/\/blog.kijk.top\/index.php?rest_route=\/wp\/v2\/posts\/309\/revisions"}],"predecessor-version":[{"id":315,"href":"http:\/\/blog.kijk.top\/index.php?rest_route=\/wp\/v2\/posts\/309\/revisions\/315"}],"wp:attachment":[{"href":"http:\/\/blog.kijk.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=309"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.kijk.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=309"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.kijk.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}