{"id":734,"date":"2017-01-07T04:11:45","date_gmt":"2017-01-07T04:11:45","guid":{"rendered":"http:\/\/www.selinuxplus.com\/?p=734"},"modified":"2017-01-07T04:13:37","modified_gmt":"2017-01-07T04:13:37","slug":"ceph%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e7%9a%84%e6%93%8d%e4%bd%9c%e7%ac%94%e8%ae%b0%ef%bc%881%ef%bc%89-2","status":"publish","type":"post","link":"http:\/\/www.selinuxplus.com\/?p=734","title":{"rendered":"ceph\u6027\u80fd\u4f18\u5316\u7684\u64cd\u4f5c\u7b14\u8bb0\uff082\uff09"},"content":{"rendered":"<p>2\u3001\u8f6f\u4ef6\u4f18\u5316<br \/>\n<strong>1 \u8c03\u5ea6\uff1a<\/strong>IO\u8c03\u5ea6\u5668\u4e3b\u8981\u7528\u4e8e\u5177\u6709\u6709\u9650\u961f\u5217\u7684\u8f83\u6162\u5b58\u50a8\u8bbe\u5907\uff08\u4f8b\u5982,\u5355\u673a\u68b0\u786c\u76d8\u9a71\u52a8\u5668\uff09I\/O\u8c03\u5ea6\u5668\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u91cd\u65b0\u6392\u5e8fI\/O\u7684\u8bf7\u6c42\uff0c\u4ee5\u83b7\u5f97\u66f4\u65e9\u670d\u52a1\uff0c\u66f4\u91cd\u8981\u7684\u8bf7\u6c42\u3002\u5bf9\u4e8e\u5177\u6709\u975e\u5e38\u5927\u7684\u5185\u90e8\u961f\u5217\u548c\u975e\u5e38\u5feb\u7684\u670d\u52a1\uff08\u5982pcie ssd)\u8bbe\u5907\uff0cI\/O\u8c03\u5ea6\u5668\u4e0d\u4f1a\u6709\u4ec0\u4e48\u597d\u5904\u3002\u6700\u597d\u662f\u7acb\u5373\u63d0\u4ea4\u6240\u6709\u7684\u8bf7\u6c42\u3002<\/p>\n<pre class=\"lang:default decode:true \" ># cat \/sys\/block\/sda\/queue\/scheduler \r\nnoop [deadline] cfq \r\n# cat \/sys\/block\/vgca0\/queue\/scheduler #PCIE \u7684\u78c1\u76d8\r\nnone<\/pre>\n<p>\u56e0\u4e3apcie\u7684\u78c1\u76d8\u8bbf\u95ee\u4e0d\u540c\u903b\u8f91\u7684\u6247\u533a\u65f6\u95f4\u51e0\u4e4e\u4e00\u6837\uff0c\u6240\u4ee5\u6539\u4e3anone\u3002<br \/>\nnone\u53c8\u79f0\u4e3anoop\u3002<br \/>\n\u51e0\u79cd\u8c03\u5ea6\u7b97\u6cd5\u7684\u6bd4\u8f83\uff1a<br \/>\n            <strong>  deadline<\/strong>  (\u9002\u5408\u5c0f\u6587\u4ef6\u8bfb\u5199\uff0c\u8df3\u8dc3\u5f0f\u8bfb\u5199\uff0c\u96f6\u6563\u8bfb\u5199(\u6570\u636e\u5e93))<br \/>\n                           iosched  \u4e2d\u82e5\u5e72\u53c2\u6570\u8bf4\u660e\uff1a read_expire   \u9ed8\u8ba4500  \u6b64\u65f6\u95f4\u4e00\u5230\u5c31\u5199<br \/>\n                                            write_expire   \u9ed8\u8ba45000  \u6b64\u65f6\u95f4\u4e00\u5230\u5c31\u8bfb<br \/>\n                                            \u5728\u6b64\u65f6\u95f4\u5185\u4e00\u5b9a\u53ef\u4ee5\u5f97\u5230\u670d\u52a1<br \/>\n                                                     front_merges  0<br \/>\n                                                          1(\u9ed8\u8ba4)<br \/>\n                                                     \u5f53\u65b0\u8bf7\u6c42\u4e0e\u5f53\u524d\u8bf7\u6c42\u8bfb\u5199\u4f4d\u7f6e\u76f8\u8fd1\u5219\u53ef\u5408\u5e76\u4f18\u5148\u5904\u7406<\/p>\n<p>                <strong>anticipatory <\/strong> (\u9002\u5408\u5927\u6587\u4ef6\u8bfb\u5199\uff0c\u6574\u5757\u5f0f\uff0c\u91cd\u590d\u8bfb\u5199(web server))<br \/>\n                               iosched  \u4e2d\u82e5\u5e72\u53c2\u6570\u8bf4\u660e\uff1a antic_expire \u5f53\u4e00\u4e2a\u8bf7\u6c42\u7ed3\u675f\u540e\u7b49\u5f85\u6b64\u65f6\u95f4\u957f\u5ea6 \u770b\u662f\u5426\u6709\u65b0\u8bf7\u6c42\u4e0e\u6b64\u8bf7\u6c42\u8bfb\u5199\u4f4d\u7f6e\u8fd1<br \/>\n                                                         read_expire  124(\u9ed8\u8ba4)<br \/>\n                                                         write_expire  248(\u9ed8\u8ba4)<\/p>\n<p>               <strong> cfg (\u5b8c\u5168\u516c\u5e73\u7b97\u6cd5)  <\/strong><br \/>\n                     iosched  \u4e2d\u82e5\u5e72\u53c2\u6570\u8bf4\u660e\uff1aqueued  \u8bf7\u6c42\u4e2a\u6570\u957f\u5ea6<br \/>\n                                              quantum  \u6ee1\u591a\u5c11\u4e2a\u8bf7\u6c42\u6570\u5199\u5165\u4e00\u6b21\u78c1\u76d8<\/p>\n<p>                                   \u4f18\u5148\u7ea7  class1 \uff08real-time\uff09\u5b9e\u65f6 \u503c0~7<br \/>\n                                  class2 \uff08best-effort\uff09\u8f6e\u8be2  \u503c0~7<br \/>\n                                  class3  (idle) \u53ea\u6709\u7a7a\u95f2\u65f6\u624d\u5904\u7406<br \/>\n                                  \u8c03\u6574\u65b9\u6cd5  ionice  -p 1\uff08\u8fdb\u7a0b\u53f7\uff09-n7\uff08\u4f18\u5148\u7ea7\u503c\uff09-c2\uff08class\u7ea7\uff09<br \/>\n                                  \u4f18\u5148\u7ea7\u503c\u8d8a\u4f4e\uff0c\u4f18\u5148\u7ea7\u8d8a\u9ad8<br \/>\n               <strong> noop(<\/strong>\u6ca1\u6709\u7b97\u6cd5\uff0c\u9002\u7528\u4e8eSAN\u67b6\u6784\uff0c\u4e0d\u5728\u672c\u5730\u4f18\u5316)<\/p>\n<p><strong>2 \u9884\u8bfb<\/strong><br \/>\nread_ahead_kb, I\/O \u9884\u5148\u8bfb\u8bf7\u6c42\u7684\u91cf\uff08\u5185\u6838\u7cfb\u7edf\u9ed8\u8ba4\u5148\u54cd\u5e94\u8bfb\u8bf7\u6c42\uff0c\u6240\u5148\u54cd\u5e94\u7684\u91cf\u53ef\u8c03\uff09\uff1a<\/p>\n<pre class=\"lang:default decode:true \" >[root@host2 ~]# cat \/sys\/class\/block\/sda\/queue\/read_ahead_kb\r\n128# \u5efa\u8bae\u6539\u4e3a512 1024 2048\u3002\r\n[root@host2 ~]# cat \/sys\/class\/block\/vgca0\/queue\/read_ahead_kb #PCIE\r\n3072\r\n<\/pre>\n<p><strong>3 \u5185\u5b58<\/strong><br \/>\nnuma\uff0cswap \u5185\u5b58\u7ba1\u7406\u3002\u666e\u901a\u6a21\u5f0f\u4e0b\uff08\u975e\u5168\u95ea\u5b58\uff09\u6027\u80fd\u8db3\u591f\u4e86\u3002<br \/>\n<strong>4 \u7f51\u7edc\u5c42\u9762\uff1a<\/strong><br \/>\nnet.ipv4.tcp_low_latency: 0 \u5efa\u8bae\u6539\u4e3a1.<br \/>\ntcp_low_latency\u8bbe\u4e3a0\u65f6\uff0c\u4ee5\u6574\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u7684\u6548\u7387\u4f18\u5148\uff0c\u6b64\u65f6TCP\u4f1a\u901a\u8fc7\u4f7f\u7528prequeue\u961f\u5217\uff0c\u4f7f\u7f51\u7edc\u8f6f\u4e2d\u65ad\u7684\u6267\u884c\u65f6\u95f4\u7f29\u77ed\uff0c\u56deACK\u7684\u65f6\u673a\u5ef6\u540e\uff0c\u8fdb\u7a0b\u8bfb\u53d6TCP\u5957\u63a5\u5b57\u65f6\u7565\u5ef6\u540e\u3002<br \/>\n\u8bbe\u4e3a1\u65f6\uff0c\u4ee5TCP\u8bfb\u53d6\u6d88\u606f\u65f6\uff0c\u4f7f\u5e94\u7528\u8fdb\u7a0b\u51cf\u5c11\u5ef6\u8fdf\u4e3a\u4f18\u5148\u3002\u4e8c\u8005\u76f8\u53cd\uff0c\u9ed8\u8ba4\u662f\u4e0d\u6253\u5f00\u8fd9\u4e2a\u5f00\u5173\u7684\u3002<br \/>\nTCP \u534f\u8bae\u5904\u7406\u7f51\u7edc\u6d41\u91cf\u65f6\uff0c\u9700\u8981\u5360\u7528\u5927\u91cf\u7684CPU\u548c\u5185\u5b58\u8d44\u6e90\u3002\u4e3a\u4e86\u8282\u7701\u670d\u52a1\u5668\u7684\u8d44\u6e90\u6d88\u8017\uff0c\u4f17\u591a\u5382\u5546\u5f00\u59cb\u5728\u7f51\u5361\u4e2d\u5185\u7f6e\u534f\u5904\u7406\u5668\uff0c\u5c06\u4efb\u52a1\u79fb\u4ea4\u7ed9\u534f\u5904\u7406\u5668\u5b8c\u6210\u3002\u5373TCP\u5378\u8f7d\u5f15\u64ceTCP offload engine TOE.\u666e\u901a\u7f51\u5361\u6bcf\u4e2a\u6570\u636e\u5305\u90fd\u8981\u89e6\u53d1\u4e00\u6b21\u4e2d\u65ad\uff0cTOE\u7f51\u5361\u5219\u8ba9\u6bcf\u4e2a\u5e94\u7528\u7a0b\u5e8f\u5b8c\u6210\u4e00\u6b21\u5b8c\u6574\u7684\u6570\u636e\u5904\u7406\u8fdb\u7a0b\u540e\u624d\u53d1\u51fa\u4e00\u6b21\u4e2d\u65ad\u3002\u5373\u663e\u8457\u51cf\u8f7b\u670d\u52a1\u5bf9\u4e2d\u65ad\u7684\u5f71\u54cd\u8d1f\u62c5\u3002<\/p>\n<p>net.ipv4.tcp_reordering: 3<br \/>\n\u6839\u636e\u4ea4\u6362\u673a\u7684\u62a5\u6587\u4e71\u5e8f\u60c5\u51b5\uff0c\u5982\u679c\u62a5\u6587\u51fa\u73b0\u4e71\u5e8f\uff0c\u9700\u8981\u8c03\u6574<\/p>\n<p>net.ipv4.tcp_mem:<br \/>\nnet.ipv4.tcp_rmem:<br \/>\nnet.ipv4.tcp_wmem:<\/p>\n<pre class=\"lang:default decode:true \" >[root@host2 ~]# sysctl -a |grep net.ipv4.tcp_mem\r\nnet.ipv4.tcp_mem = 2697651\t3596869\t5395302<\/pre>\n<p>\u8be5\u6587\u4ef6\u5305\u542b3\u4e2a\u6574\u6570\u503c\uff0c\u5206\u522b\u662f\uff1alow\uff0cpressure\uff0chigh<br \/>\nLow\uff1a\u5f53TCP\u4f7f\u7528\u4e86\u4f4e\u4e8e\u8be5\u503c\u7684\u5185\u5b58\u9875\u9762\u6570\u65f6\uff0cTCP\u4e0d\u4f1a\u8003\u8651\u91ca\u653e\u5185\u5b58\u3002<br \/>\nPressure\uff1a\u5f53TCP\u4f7f\u7528\u4e86\u8d85\u8fc7\u8be5\u503c\u7684\u5185\u5b58\u9875\u9762\u6570\u91cf\u65f6\uff0cTCP\u8bd5\u56fe\u7a33\u5b9a\u5176\u5185\u5b58\u4f7f\u7528\uff0c\u8fdb\u5165pressure\u6a21\u5f0f\uff0c\u5f53\u5185\u5b58\u6d88\u8017\u4f4e\u4e8elow\u503c\u65f6\u5219\u9000\u51fapressure\u72b6\u6001\u3002<br \/>\nHigh\uff1a\u5141\u8bb8\u6240\u6709tcp sockets\u7528\u4e8e\u6392\u961f\u7f13\u51b2\u6570\u636e\u62a5\u7684\u9875\u9762\u91cf\u3002<br \/>\n\u4e00\u822c\u60c5\u51b5\u4e0b\u8fd9\u4e9b\u503c\u662f\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u6839\u636e\u7cfb\u7edf\u5185\u5b58\u6570\u91cf\u8ba1\u7b97\u5f97\u5230\u7684\u3002<br \/>\n\u9488\u5bf9osd\u7684\u5b58\u50a8\u8282\u70b9\u3002\u5728\u5185\u5b58\u91cd\u7ec4\u7684\u60c5\u51b5\u4e0b\uff0c\u5206\u914d\u5185\u5b58\u7684\u989d\u5b9a\u5927\u5c0f\u7ed9tcp\u534f\u8bae\u6808\u3002\u5efa\u8bae\u4e3a%10\u7684\u5185\u5b58\u603b\u6570<\/p>\n<pre class=\"lang:default decode:true \" >[root@host2 ~]# sysctl -a |grep net.ipv4.tcp_rmem\r\nnet.ipv4.tcp_rmem = 4096\t87380\t6291456<\/pre>\n<p>\u8be5\u6587\u4ef6\u5305\u542b3\u4e2a\u6574\u6570\u503c\uff0c\u5206\u522b\u662f\uff1amin\uff0cdefault\uff0cmax<br \/>\nMin\uff1a\u4e3aTCP socket\u9884\u7559\u7528\u4e8e\u63a5\u6536\u7f13\u51b2\u7684\u5185\u5b58\u6570\u91cf\uff0c\u5373\u4f7f\u5728\u5185\u5b58\u51fa\u73b0\u7d27\u5f20\u60c5\u51b5\u4e0bTCP socket\u90fd\u81f3\u5c11\u4f1a\u6709\u8fd9\u4e48\u591a\u6570\u91cf\u7684\u5185\u5b58\u7528\u4e8e\u63a5\u6536\u7f13\u51b2\u3002<br \/>\nDefault\uff1a\u4e3aTCP socket\u9884\u7559\u7528\u4e8e\u63a5\u6536\u7f13\u51b2\u7684\u5185\u5b58\u6570\u91cf\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u8be5\u503c\u5f71\u54cd\u5176\u5b83\u534f\u8bae\u4f7f\u7528\u7684net.core.wmem\u4e2ddefault\u7684 \u503c\u3002\u8be5\u503c\u51b3\u5b9a\u4e86\u5728tcp_adv_win_scale\u3001tcp_app_win\u548ctcp_app_win\u7684\u9ed8\u8ba4\u503c\u60c5\u51b5\u4e0b\uff0cTCP \u7a97\u53e3\u5927\u5c0f\u4e3a65535\u3002<br \/>\nMax\uff1a\u4e3aTCP socket\u9884\u7559\u7528\u4e8e\u63a5\u6536\u7f13\u51b2\u7684\u5185\u5b58\u6700\u5927\u503c\u3002\u8be5\u503c\u4e0d\u4f1a\u5f71\u54cd net.core.wmem\u4e2dmax\u7684\u503c\uff0c\u4eca\u5929\u9009\u62e9\u53c2\u6570 SO_SNDBUF\u5219\u4e0d\u53d7\u8be5\u503c\u5f71\u54cd\u3002 <\/p>\n<p>\u9488\u5bf9ceph-osd\u7684\u5b58\u50a8\u8282\u70b9\u6765\u8bf4\u3002osd\u7684\u6570\u76ee\u51b3\u5b9a\u4e86buffer\u7684\u5927\u5c0f\u3002\u5982\u679cosd\u6570\u76ee\u57281-3\u4e2a\u5de6\u53f3\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u4e3a8M\u3002\u5982\u679c\u572810\u4e2a\u5de6\u53f3\u5efa\u8bae\u6539\u4e3a1-2M\u3002<\/p>\n<pre class=\"lang:default decode:true \" >[root@host2 ~]# sysctl -a |grep net.ipv4.tcp_wmem\r\nnet.ipv4.tcp_wmem = 4096\t16384\t4194304<\/pre>\n<p>\u8be5\u6587\u4ef6\u5305\u542b3\u4e2a\u6574\u6570\u503c\uff0c\u5206\u522b\u662f\uff1amin\uff0cdefault\uff0cmax<br \/>\nMin\uff1a\u4e3aTCP socket\u9884\u7559\u7528\u4e8e\u53d1\u9001\u7f13\u51b2\u7684\u5185\u5b58\u6700\u5c0f\u503c\u3002\u6bcf\u4e2aTCP socket\u90fd\u53ef\u4ee5\u4f7f\u7528\u5b83\u3002<br \/>\nDefault\uff1a\u4e3aTCP socket\u9884\u7559\u7528\u4e8e\u53d1\u9001\u7f13\u51b2\u7684\u5185\u5b58\u6570\u91cf\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u8be5\u503c\u4f1a\u5f71\u54cd\u5176\u5b83\u534f\u8bae\u4f7f\u7528\u7684net.core.wmem\u4e2ddefault\u7684 \u503c\uff0c\u4e00\u822c\u8981\u4f4e\u4e8enet.core.wmem\u4e2ddefault\u7684\u503c\u3002<br \/>\nMax\uff1a\u4e3aTCP socket\u9884\u7559\u7528\u4e8e\u53d1\u9001\u7f13\u51b2\u7684\u5185\u5b58\u6700\u5927\u503c\u3002\u8be5\u503c\u4e0d\u4f1a\u5f71\u54cdnet.core.wmem_max\uff0c\u4eca\u5929\u9009\u62e9\u53c2\u6570SO_SNDBUF\u5219\u4e0d\u53d7\u8be5\u503c\u5f71\u54cd\u3002\u9ed8\u8ba4\u503c\u4e3a128K\u3002<br \/>\n\u9488\u5bf9ceph-osd\u7684\u5b58\u50a8\u8282\u70b9\u6765\u8bf4\u3002osd\u7684\u6570\u76ee\u51b3\u5b9a\u4e86buffer\u7684\u5927\u5c0f\u3002\u5982\u679cosd\u6570\u76ee\u57281-3\u4e2a\u5de6\u53f3\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u4e3a8M\u3002\u5982\u679c\u572810\u4e2a\u5de6\u53f3\u5efa\u8bae\u6539\u4e3a1-2M\u3002<\/p>\n<p>Low Latency Performance <\/p>\n<pre class=\"lang:default decode:true \" >https:\/\/access.redhat.com\/sites\/default\/files\/attachments\/201501-perf-brief-low-latency-tuning-rhel7-v1.1.pdf\r\n<\/pre>\n<p>Tuned\u5305\u662fRed Hat Enterprise\u4e2d\u63d0\u4f9b\u7684\u8c03\u6574\u914d\u7f6e\u6587\u4ef6\u4f20\u9012\u673a\u5236\u3002\u53ef\u4ee5\u4f7f\u7528yum \u6765\u5b89\u88c5\u3002Red Hat Enterprise Linux 7\u4e2d\u9ed8\u8ba4\u542f\u7528tuned\uff0c\u4f7f\u7528\u4e00\u4e2a\u540d\u4e3a\u7684\u914d\u7f6e\u6587\u4ef6\u541e\u5410\u91cf\u6027\u80fd\u3002<\/p>\n<pre class=\"lang:default decode:true \" >[root@host2 ~]# tuned-adm list\r\nAvailable profiles:\r\n- balanced\r\n- desktop\r\n- latency-performance\r\n- network-latency\r\n- network-throughput\r\n- powersave\r\n- throughput-performance\r\n- virtual-guest\r\n- virtual-host\r\nCurrent active profile: balanced<\/pre>\n<p>\u67e5\u770blatency-performance\u7684\u914d\u7f6e\u53c2\u6570<\/p>\n<pre class=\"lang:default decode:true \" >[root@host2 ~]#  egrep -v '^$|^\\#|\\[' \/usr\/lib\/tuned\/latency-performance\/tuned.conf\r\nforce_latency=1\r\ngovernor=performance\r\nenergy_perf_bias=performance\r\nmin_perf_pct=100\r\nkernel.sched_min_granularity_ns=10000000\r\nvm.dirty_ratio=10\r\nvm.dirty_background_ratio=3\r\nvm.swappiness=10\r\nkernel.sched_migration_cost_ns=5000000<\/pre>\n<p>\u4e0a\u8ff0\u7684\u64cd\u4f5c\u4e3b\u8981\u5728\u51cf\u5c11\u7535\u6e90\u7684\u5f71\u54cd\uff0c\u589e\u52a0cpu\u6d88\u8017\u65f6\u95f4\u7684\u6570\u91cf\u3002\u51cf\u5c11\u6570\u636e\u8fc1\u79fb\uff08\u5207\u6362\uff09\uff0c\u51cf\u5c11\u672a\u5b8c\u6210\u7684\u6570\u91cf\u3002\u810f\u9875\u4fdd\u5b58\u5728\u5185\u5b58\u91cc\u3002swap\u8bbe\u7f6e\u4e3a0.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>2\u3001\u8f6f\u4ef6\u4f18\u5316 1 \u8c03\u5ea6\uff1aIO\u8c03\u5ea6\u5668\u4e3b\u8981\u7528\u4e8e\u5177\u6709\u6709\u9650&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[84],"tags":[180,162],"_links":{"self":[{"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/posts\/734"}],"collection":[{"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=734"}],"version-history":[{"count":3,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/posts\/734\/revisions"}],"predecessor-version":[{"id":737,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=\/wp\/v2\/posts\/734\/revisions\/737"}],"wp:attachment":[{"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=734"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.selinuxplus.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}