{"id":228,"date":"2011-07-05T07:26:30","date_gmt":"2011-07-04T23:26:30","guid":{"rendered":"http:\/\/www.cnmiss.cn\/?p=228"},"modified":"2011-07-05T07:37:57","modified_gmt":"2011-07-04T23:37:57","slug":"memcache%e5%9f%ba%e7%a1%80%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.cnmiss.cn\/?p=228","title":{"rendered":"Memcache\u57fa\u7840\u6559\u7a0b(\u8f6c)"},"content":{"rendered":"

Memcache\u662f\u4ec0\u4e48<\/strong>
\nMemcache\u662fdanga.com\u7684\u4e00\u4e2a\u9879\u76ee\uff0c\u6700\u65e9\u662f\u4e3a LiveJournal \u670d\u52a1\u7684\uff0c\u76ee\u524d\u5168\u4e16\u754c\u4e0d\u5c11\u4eba\u4f7f\u7528\u8fd9\u4e2a\u7f13\u5b58\u9879\u76ee\u6765\u6784\u5efa\u81ea\u5df1\u5927\u8d1f\u8f7d\u7684\u7f51\u7ad9\uff0c\u6765\u5206\u62c5\u6570\u636e\u5e93\u7684\u538b\u529b\u3002
\n\u5b83\u53ef\u4ee5\u5e94\u5bf9\u4efb\u610f\u591a\u4e2a\u8fde\u63a5\uff0c\u4f7f\u7528\u975e\u963b\u585e\u7684\u7f51\u7edcIO\u3002\u7531\u4e8e\u5b83\u7684\u5de5\u4f5c\u673a\u5236\u662f\u5728\u5185\u5b58\u4e2d\u5f00\u8f9f\u4e00\u5757\u7a7a\u95f4\uff0c\u7136\u540e\u5efa\u7acb\u4e00\u4e2aHashTable\uff0cMemcached\u81ea\u7ba1\u7406\u8fd9\u4e9bHashTable\u3002
\nMemcache\u5b98\u65b9\u7f51\u7ad9\uff1ahttp:\/\/www.danga.com\/memcached\uff0c\u66f4\u591a\u8be6\u7ec6\u7684\u4fe1\u606f\u53ef\u4ee5\u6765\u8fd9\u91cc\u4e86\u89e3<\/p>\n

\u4e3a\u4ec0\u4e48\u4f1a\u6709Memcache\u548cmemcached\u4e24\u79cd\u540d\u79f0\uff1f
\n\u5176\u5b9eMemcache\u662f\u8fd9\u4e2a\u9879\u76ee\u7684\u540d\u79f0\uff0c\u800cmemcached\u662f\u5b83\u670d\u52a1\u5668\u7aef\u7684\u4e3b\u7a0b\u5e8f\u6587\u4ef6\u540d\uff0c\u77e5\u9053\u6211\u7684\u610f\u601d\u4e86\u628a~~~~\u3002\u4e00\u4e2a\u662f\u9879\u76ee\u540d\u79f0\uff0c\u4e00\u4e2a\u662f\u4e3b\u7a0b\u5e8f\u6587\u4ef6\u540d\uff0c\u5728\u7f51\u4e0a\u770b\u5230\u4e86\u5f88\u591a\u4eba\u4e0d\u660e\u767d\uff0c\u4e8e\u662f\u6df7\u7528\u4e86\u3002<\/p>\n

Memcache\u7684\u5b89\u88c5<\/strong>
\n\u5206\u4e3a\u4e24\u4e2a\u8fc7\u7a0b\uff1amemcache\u670d\u52a1\u5668\u7aef\u7684\u5b89\u88c5\u548cmemcached\u5ba2\u6237\u7aef\u7684\u5b89\u88c5\u3002
\n\u6240\u8c13\u670d\u52a1\u5668\u7aef\u7684\u5b89\u88c5\u5c31\u662f\u5728\u670d\u52a1\u5668\uff08\u4e00\u822c\u90fd\u662flinux\u7cfb\u7edf\uff09\u4e0a\u5b89\u88c5Memcache\u5b9e\u73b0\u6570\u636e\u7684\u5b58\u50a8
\n\u6240\u8c13\u5ba2\u6237\u7aef\u7684\u5b89\u88c5\u5c31\u662f\u6307php\uff08\u6216\u8005\u5176\u4ed6\u7a0b\u5e8f\uff0cMemcache\u8fd8\u6709\u5176\u4ed6\u4e0d\u9519\u7684api\u63a5\u53e3\u63d0\u4f9b\uff09\u53bb\u4f7f\u7528\u670d\u52a1\u5668\u7aef\u7684Memcache\u63d0\u4f9b\u7684\u51fd\u6570\uff0c\u9700\u8981php\u6dfb\u52a0\u6269\u5c55\u3002<\/p>\n

\u5177\u4f53\u7684\u914d\u7f6e\u5927\u5bb6\u53ef\u4ee5\u53c2\u8003\uff1a
\nLinux\u4e0b\u7684Memcache\u5b89\u88c5<\/a>\uff1ahttps:\/\/www.cnmiss.cn\/?p=231
\nWindows\u4e0b\u7684Memcache\u5b89\u88c5<\/a>\uff1ahttps:\/\/www.cnmiss.cn\/?p=234
\nMemcache\u57fa\u7840\u6559\u7a0b<\/a>\uff1ahttps:\/\/www.cnmiss.cn\/?p=228
\nDiscuz!\u7684Memcache\u7f13\u5b58\u5b9e\u73b0<\/a>\uff1ahttps:\/\/www.cnmiss.cn\/?p=236
\nMemcache\u534f\u8bae\u4e2d\u6587\u7248<\/a>\uff1ahttps:\/\/www.cnmiss.cn\/?p=238
\nMemcache\u5206\u5e03\u5f0f\u90e8\u7f72\u65b9\u6848<\/a>\uff1ahttps:\/\/www.cnmiss.cn\/?p=240<\/p>\n

PHP\u7684Memcache<\/strong><\/p>\n

< ?php
\n\/\/\u8fde\u63a5
\n$mem = new Memcache;
\n$mem->connect(“192.168.0.200”, 12000);<\/p>\n

\/\/\u4fdd\u5b58\u6570\u636e
\n$mem->set(‘key1’, ‘This is first value’, 0, 60);
\n$val = $mem->get(‘key1’);
\necho “Get key1 value: ” . $val .”<br \/>”;<\/p>\n

\/\/\u66ff\u6362\u6570\u636e
\n$mem->replace(‘key1’, ‘This is replace value’, 0, 60);
\n$val = $mem->get(‘key1’);
\necho “Get key1 value: ” . $val . “<br \/>”;<\/p>\n

\/\/\u4fdd\u5b58\u6570\u7ec4
\n$arr = array(‘aaa’, ‘bbb’, ‘ccc’, ‘ddd’);
\n$mem->set(‘key2’, $arr, 0, 60);
\n$val2 = $mem->get(‘key2’);
\necho “Get key2 value: “;
\nprint_r($val2);
\necho “<br \/>”;<\/p>\n

\/\/\u5220\u9664\u6570\u636e
\n$mem->delete(‘key1’);
\n$val = $mem->get(‘key1’);
\necho “Get key1 value: ” . $val . “<br \/>”;<\/p>\n

\/\/\u6e05\u9664\u6240\u6709\u6570\u636e
\n$mem->flush();
\n$val2 = $mem->get(‘key2’);
\necho “Get key2 value: “;
\nprint_r($val2);
\necho “<br \/>”;<\/p>\n

\/\/\u5173\u95ed\u8fde\u63a5
\n$mem->close();
\n?><\/p>\n

\u5982\u679c\u6b63\u5e38\u7684\u8bdd\uff0c\u6d4f\u89c8\u5668\u5c06\u8f93\u51fa\uff1a
\nGet key1 value: This is first value
\nGet key1 value: This is replace value
\nGet key2 value: Array ( [0] => aaa [1] => bbb [2] => ccc [3] => ddd )
\nGet key1 value:
\nGet key2 value:<\/p>\n

\u7a0b\u5e8f\u4ee3\u7801\u5206\u6790<\/strong><\/p>\n

\u521d\u59cb\u5316\u4e00\u4e2aMemcache\u7684\u5bf9\u8c61\uff1a
\n$mem<\/span> = new Memcache<\/span>;<\/p>\n

\u8fde\u63a5\u5230\u6211\u4eec\u7684Memcache\u670d\u52a1\u5668\u7aef\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u670d\u52a1\u5668\u7684IP\u5730\u5740\uff0c\u4e5f\u53ef\u4ee5\u662f\u4e3b\u673a\u540d\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662fMemcache\u7684\u5f00\u653e\u7684\u7aef\u53e3\uff1a
\n$mem-><\/span>connect(“192.168.0.200”<\/span>, 12000<\/span>);<\/p>\n

\u4fdd\u5b58\u4e00\u4e2a\u6570\u636e\u5230Memcache\u670d\u52a1\u5668\u4e0a\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u6570\u636e\u7684key\uff0c\u7528\u6765\u5b9a\u4f4d\u4e00\u4e2a\u6570\u636e\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\u9700\u8981\u4fdd\u5b58\u7684\u6570\u636e\u5185\u5bb9\uff0c\u8fd9\u91cc\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u7b2c\u4e09\u4e2a\u53c2\u6570\u662f\u4e00\u4e2a\u6807\u8bb0\uff0c\u4e00\u822c\u8bbe\u7f6e\u4e3a0\u6216\u8005MEMCACHE_COMPRESSED\u5c31\u884c\u4e86\uff0c\u7b2c\u56db\u4e2a\u53c2\u6570\u662f\u6570\u636e\u7684\u6709\u6548\u671f\uff0c\u5c31\u662f\u8bf4\u6570\u636e\u5728\u8fd9\u4e2a\u65f6\u95f4\u5185\u662f\u6709\u6548\u7684\uff0c\u5982\u679c\u8fc7\u53bb\u8fd9\u4e2a\u65f6\u95f4\uff0c\u90a3\u4e48\u4f1a\u88abMemcache\u670d\u52a1\u5668\u7aef\u6e05\u9664\u6389\u8fd9\u4e2a\u6570\u636e\uff0c\u5355\u4f4d\u662f\u79d2\uff0c\u5982\u679c\u8bbe\u7f6e\u4e3a0\uff0c\u5219\u662f\u6c38\u8fdc\u6709\u6548\uff0c\u6211\u4eec\u8fd9\u91cc\u8bbe\u7f6e\u4e8660\uff0c\u5c31\u662f\u4e00\u5206\u949f\u6709\u6548\u65f6\u95f4\uff1a
\n$mem<\/span>->set(\u2018key1<\/span>\u2018, \u2018This is first value\u2019<\/span>, 0<\/span>, 60<\/span>);<\/p>\n

\u4eceMemcache\u670d\u52a1\u5668\u7aef\u83b7\u53d6\u4e00\u6761\u6570\u636e\uff0c\u5b83\u53ea\u6709\u4e00\u4e2a\u53c2\u6570\uff0c\u5c31\u662f\u9700\u8981\u83b7\u53d6\u6570\u636e\u7684key\uff0c\u6211\u4eec\u8fd9\u91cc\u662f\u4e0a\u4e00\u6b65\u8bbe\u7f6e\u7684key1\uff0c\u73b0\u5728\u83b7\u53d6\u8fd9\u4e2a\u6570\u636e\u540e\u8f93\u51fa\u8f93\u51fa\uff1a
\n$val<\/span> = $mem<\/span>->get(\u2018key1\u2032<\/span>);
\necho “Get key1 value: “<\/span> . $val;<\/span><\/p>\n

\u73b0\u5728\u662f\u4f7f\u7528replace\u65b9\u6cd5\u6765\u66ff\u6362\u6389\u4e0a\u9762key1\u7684\u503c\uff0creplace\u65b9\u6cd5\u7684\u53c2\u6570\u8ddfset\u662f\u4e00\u6837\u7684\uff0c\u4e0d\u8fc7\u7b2c\u4e00\u4e2a\u53c2\u6570key1\u662f\u5fc5\u987b\u662f\u8981\u66ff\u6362\u6570\u636e\u5185\u5bb9\u7684key\uff0c\u6700\u540e\u8f93\u51fa\u4e86\uff1a
\n$mem<\/span>->replace(\u2018key1\u2032<\/span>, \u2018This is replace value\u2019<\/span>, 0<\/span>, 60<\/span>);
\n$val<\/span> = $mem<\/span>->get(\u2018key1\u2032<\/span>);
\necho “Get key1 value:<\/span> ” . $val<\/span>;<\/p>\n

\u540c\u6837\u7684\uff0cMemcache\u4e5f\u662f\u53ef\u4ee5\u4fdd\u5b58\u6570\u7ec4\u7684\uff0c\u4e0b\u9762\u662f\u5728Memcache\u4e0a\u9762\u4fdd\u5b58\u4e86\u4e00\u4e2a\u6570\u7ec4\uff0c\u7136\u540e\u83b7\u53d6\u56de\u6765\u5e76\u8f93\u51fa
\n$arr<\/span> = array(\u2018aaa\u2019,<\/span> \u2018bbb\u2019,<\/span> \u2018ccc\u2019<\/span>, \u2018ddd\u2019<\/span>);
\n$mem<\/span>->set(\u2018key2\u2032<\/span>, $arr<\/span>, 0<\/span>, 60<\/span>);
\n$val2<\/span> = $mem<\/span>->get(\u2018key2\u2032<\/span>);
\nprint_r($val2<\/span>);<\/p>\n

\u73b0\u5728\u5220\u9664\u4e00\u4e2a\u6570\u636e\uff0c\u4f7f\u7528delte\u63a5\u53e3\uff0c\u53c2\u6570\u5c31\u662f\u4e00\u4e2akey\uff0c\u7136\u540e\u5c31\u80fd\u591f\u628aMemcache\u670d\u52a1\u5668\u8fd9\u4e2akey\u7684\u6570\u636e\u5220\u9664\uff0c\u6700\u540e\u8f93\u51fa\u7684\u65f6\u5019\u6ca1\u6709\u7ed3\u679c
\n$<\/span>mem<\/span>->delete(\u2018key1\u2032<\/span>);
\n$val<\/span> = $mem<\/span>->get(\u2018key1\u2032<\/span>);
\necho “Get key1 value:<\/span> ” . $val<\/span> . “<br>”;<\/span><\/p>\n

\u6700\u540e\u6211\u4eec\u628a\u6240\u6709\u7684\u4fdd\u5b58\u5728Memcache\u670d\u52a1\u5668\u4e0a\u7684\u6570\u636e\u90fd\u6e05\u9664\uff0c\u4f1a\u53d1\u73b0\u6570\u636e\u90fd\u6ca1\u6709\u4e86\uff0c\u6700\u540e\u8f93\u51fakey2\u7684\u6570\u636e\u4e3a\u7a7a\uff0c\u6700\u540e\u5173\u95ed\u8fde\u63a5
\n$<\/span>mem<\/span>->flush();
\n$val2<\/span> = $mem<\/span>->get(\u2018key2\u2032<\/span>);
\necho “Get key2 value:<\/span> “;
\nprint_r($val2<\/span>);
\necho “<br>”;<\/span><\/p>\n

Memcache\u7684\u4f7f\u7528<\/strong>
\n\u4f7f\u7528Memcache\u7684\u7f51\u7ad9\u4e00\u822c\u6d41\u91cf\u90fd\u662f\u6bd4\u8f83\u5927\u7684\uff0c\u4e3a\u4e86\u7f13\u89e3\u6570\u636e\u5e93\u7684\u538b\u529b\uff0c\u8ba9Memcache\u4f5c\u4e3a\u4e00\u4e2a\u7f13\u5b58\u533a\u57df\uff0c\u628a\u90e8\u5206\u4fe1\u606f\u4fdd\u5b58\u5728\u5185\u5b58\u4e2d\uff0c\u5728\u524d\u7aef\u80fd\u591f\u8fc5\u901f\u7684\u8fdb\u884c\u5b58\u53d6\u3002\u90a3\u4e48\u4e00\u822c\u7684\u7126\u70b9\u5c31\u662f\u96c6\u4e2d\u5728\u5982\u4f55\u5206\u62c5\u6570\u636e\u5e93\u538b\u529b\u548c\u8fdb\u884c\u5206\u5e03\u5f0f\uff0c\u6bd5\u7adf\u5355\u53f0Memcache\u7684\u5185\u5b58\u5bb9\u91cf\u7684\u6709\u9650\u7684\u3002\u6211\u8fd9\u91cc\u7b80\u5355\u63d0\u51fa\u6211\u7684\u4e2a\u4eba\u770b\u6cd5\uff0c\u672a\u7ecf\u5b9e\u8df5\uff0c\u6743\u5f53\u53c2\u8003\u3002<\/p>\n

\u5206\u5e03\u5f0f\u5e94\u7528<\/em>
\nMemcache\u672c\u6765\u652f\u6301\u5206\u5e03\u5f0f\uff0c\u6211\u4eec\u5ba2\u6237\u7aef\u7a0d\u52a0\u6539\u9020\uff0c\u66f4\u597d\u7684\u652f\u6301\u3002\u6211\u4eec\u7684key\u53ef\u4ee5\u9002\u5f53\u8fdb\u884c\u6709\u89c4\u5f8b\u7684\u5c01\u88c5\uff0c\u6bd4\u5982\u4ee5user\u4e3a\u4e3b\u7684\u7f51\u7ad9\u6765\u8bf4\uff0c\u6bcf\u4e2a\u7528\u6237\u90fd\u6709User ID\uff0c\u90a3\u4e48\u53ef\u4ee5\u6309\u7167\u56fa\u5b9a\u7684ID\u6765\u8fdb\u884c\u63d0\u53d6\u548c\u5b58\u53d6\uff0c\u6bd4\u59821\u5f00\u5934\u7684\u7528\u6237\u4fdd\u5b58\u5728\u7b2c\u4e00\u53f0Memcache\u670d\u52a1\u5668\u4e0a\uff0c\u4ee52\u5f00\u5934\u7684\u7528\u6237\u7684\u6570\u636e\u4fdd\u5b58\u5728\u7b2c\u4e8c\u80ceMecache\u670d\u52a1\u5668\u4e0a\uff0c\u5b58\u53d6\u6570\u636e\u90fd\u5148\u6309\u7167User ID\u6765\u8fdb\u884c\u76f8\u5e94\u7684\u8f6c\u6362\u548c\u5b58\u53d6\u3002<\/p>\n

\u4f46\u662f\u8fd9\u4e2a\u6709\u7f3a\u70b9\uff0c\u5c31\u662f\u9700\u8981\u5bf9User ID\u8fdb\u884c\u5224\u65ad\uff0c\u5982\u679c\u4e1a\u52a1\u4e0d\u4e00\u81f4\uff0c\u6216\u8005\u5176\u4ed6\u7c7b\u578b\u7684\u5e94\u7528\uff0c\u53ef\u80fd\u4e0d\u662f\u90a3\u4e48\u5408\u9002\uff0c\u90a3\u4e48\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u5b9e\u9645\u4e1a\u52a1\u6765\u8fdb\u884c\u8003\u8651\uff0c\u6216\u8005\u53bb\u60f3\u66f4\u5408\u9002\u7684\u65b9\u6cd5\u3002<\/p>\n

\u51cf\u5c11\u6570\u636e\u5e93\u538b\u529b<\/em>
\n\u8fd9\u4e2a\u7b97\u662f\u6bd4\u8f83\u91cd\u8981\u7684\uff0c\u6240\u6709\u7684\u6570\u636e\u57fa\u672c\u4e0a\u90fd\u662f\u4fdd\u5b58\u5728\u6570\u636e\u5e93\u5f53\u4e2d\u7684\uff0c\u6bcf\u6b21\u9891\u7e41\u7684\u5b58\u53d6\u6570\u636e\u5e93\uff0c\u5bfc\u81f4\u6570\u636e\u5e93\u6027\u80fd\u6781\u5177\u4e0b\u964d\uff0c\u65e0\u6cd5\u540c\u65f6\u670d\u52a1\u66f4\u591a\u7684\u7528\u6237\uff0c\u6bd4\u5982MySQL\uff0c\u7279\u522b\u9891\u7e41\u7684\u9501\u8868\uff0c\u90a3\u4e48\u8ba9Memcache\u6765\u5206\u62c5\u6570\u636e\u5e93\u7684\u538b\u529b\u5427\u3002\u6211\u4eec\u9700\u8981\u4e00\u79cd\u6539\u52a8\u6bd4\u8f83\u5c0f\uff0c\u5e76\u4e14\u80fd\u591f\u4e0d\u4f1a\u5927\u89c4\u6a21\u6539\u53d8\u524d\u7aef\u7684\u65b9\u5f0f\u6765\u8fdb\u884c\u6539\u53d8\u76ee\u524d\u7684\u67b6\u6784\u3002<\/p>\n

\u6211\u8003\u8651\u7684\u4e00\u79cd\u7b80\u5355\u65b9\u6cd5\uff1a
\n\u540e\u7aef\u7684\u6570\u636e\u5e93\u64cd\u4f5c\u6a21\u5757\uff0c\u628a\u6240\u6709\u7684Select\u64cd\u4f5c\u63d0\u53d6\u51fa\u6765\uff08update\/delete\/insert\u4e0d\u7ba1\uff09\uff0c\u7136\u540e\u628a\u5bf9\u5e94\u7684SQL\u8fdb\u884c\u76f8\u5e94\u7684hash\u7b97\u6cd5\u8ba1\u7b97\u5f97\u51fa\u4e00\u4e2ahash\u6570\u636ekey\uff08\u6bd4\u5982MD5\u6216\u8005SHA\uff09\uff0c\u7136\u540e\u628a\u8fd9\u4e2akey\u53bbMemcache\u4e2d\u67e5\u627e\u6570\u636e\uff0c\u5982\u679c\u8fd9\u4e2a\u6570\u636e\u4e0d\u5b58\u5728\uff0c\u8bf4\u660e\u8fd8\u6ca1\u5199\u5165\u5230\u7f13\u5b58\u4e2d\uff0c\u90a3\u4e48\u4ece\u6570\u636e\u5e93\u628a\u6570\u636e\u63d0\u53d6\u51fa\u6765\uff0c\u4e00\u4e2a\u662f\u6570\u7ec4\u7c7b\u683c\u5f0f\uff0c\u7136\u540e\u628a\u6570\u636e\u5728set\u5230Memcache\u4e2d\uff0ckey\u5c31\u662f\u8fd9\u4e2aSQL\u7684hash\u503c\uff0c\u7136\u540e\u76f8\u5e94\u7684\u8bbe\u7f6e\u4e00\u4e2a\u5931\u6548\u65f6\u95f4\uff0c\u6bd4\u5982\u4e00\u4e2a\u5c0f\u65f6\uff0c\u90a3\u4e48\u4e00\u4e2a\u5c0f\u65f6\u4e2d\u7684\u6570\u636e\u90fd\u662f\u4ece\u7f13\u5b58\u4e2d\u63d0\u53d6\u7684\uff0c\u6709\u6548\u51cf\u5c11\u6570\u636e\u5e93\u7684\u538b\u529b\u3002\u7f3a\u70b9\u662f\u6570\u636e\u4e0d\u5b9e\u65f6\uff0c\u5f53\u6570\u636e\u505a\u4e86\u4fee\u6539\u4ee5\u540e\uff0c\u65e0\u6cd5\u5b9e\u65f6\u5230\u524d\u7aef\u663e\u793a\uff0c\u5e76\u4e14\u8fd8\u6709\u53ef\u80fd\u5bf9\u5185\u5b58\u5360\u7528\u6bd4\u8f83\u5927\uff0c\u6bd5\u7adf\u6bcf\u6b21select\u51fa\u6765\u7684\u6570\u636e\u6570\u91cf\u53ef\u80fd\u6bd4\u8f83\u5de8\u5927\uff0c\u8fd9\u4e2a\u662f\u9700\u8981\u8003\u8651\u7684\u56e0\u7d20\u3002<\/p>\n

Memcache\u7684\u5b89\u5168<\/strong>
\n\u6211\u4eec\u4e0a\u9762\u7684Memcache\u670d\u52a1\u5668\u7aef\u90fd\u662f\u76f4\u63a5\u901a\u8fc7\u5ba2\u6237\u7aef\u8fde\u63a5\u540e\u76f4\u63a5\u64cd\u4f5c\uff0c\u6ca1\u6709\u4efb\u4f55\u7684\u9a8c\u8bc1\u8fc7\u7a0b\uff0c\u8fd9\u6837\u5982\u679c\u670d\u52a1\u5668\u662f\u76f4\u63a5\u66b4\u9732\u5728\u4e92\u8054\u7f51\u4e0a\u7684\u8bdd\u662f\u6bd4\u8f83\u5371\u9669\uff0c\u8f7b\u5219\u6570\u636e\u6cc4\u9732\u88ab\u5176\u4ed6\u65e0\u5173\u4eba\u5458\u67e5\u770b\uff0c\u91cd\u5219\u670d\u52a1\u5668\u88ab\u5165\u4fb5\uff0c\u56e0\u4e3aMecache\u662f\u4ee5root\u6743\u9650\u8fd0\u884c\u7684\uff0c\u51b5\u4e14\u91cc\u9762\u53ef\u80fd\u5b58\u5728\u4e00\u4e9b\u6211\u4eec\u672a\u77e5\u7684bug\u6216\u8005\u662f\u7f13\u51b2\u533a\u6ea2\u51fa\u7684\u60c5\u51b5\uff0c\u8fd9\u4e9b\u90fd\u662f\u6211\u4eec\u672a\u77e5\u7684\uff0c\u6240\u4ee5\u5371\u9669\u6027\u662f\u53ef\u4ee5\u9884\u89c1\u7684\u3002\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1\uff0c\u6211\u505a\u4e24\u70b9\u5efa\u8bae\uff0c\u80fd\u591f\u7a0d\u5fae\u7684\u9632\u6b62\u9ed1\u5ba2\u7684\u5165\u4fb5\u6216\u8005\u6570\u636e\u7684\u6cc4\u9732\u3002<\/p>\n

\u5185\u7f51\u8bbf\u95ee<\/em>
\n\u6700\u597d\u628a\u4e24\u53f0\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u8bbf\u95ee\u662f\u5185\u7f51\u5f62\u6001\u7684\uff0c\u4e00\u822c\u662fWeb\u670d\u52a1\u5668\u8ddfMemcache\u670d\u52a1\u5668\u4e4b\u95f4\u3002\u666e\u904d\u7684\u670d\u52a1\u5668\u90fd\u662f\u6709\u4e24\u5757\u7f51\u5361\uff0c\u4e00\u5757\u6307\u5411\u4e92\u8054\u7f51\uff0c\u4e00\u5757\u6307\u5411\u5185\u7f51\uff0c\u90a3\u4e48\u5c31\u8ba9Web\u670d\u52a1\u5668\u901a\u8fc7\u5185\u7f51\u7684\u7f51\u5361\u6765\u8bbf\u95eeMemcache\u670d\u52a1\u5668\uff0c\u6211\u4eecMemcache\u7684\u670d\u52a1\u5668\u4e0a\u542f\u52a8\u7684\u65f6\u5019\u5c31\u76d1\u542c\u5185\u7f51\u7684IP\u5730\u5740\u548c\u7aef\u53e3\uff0c\u5185\u7f51\u95f4\u7684\u8bbf\u95ee\u80fd\u591f\u6709\u6548\u963b\u6b62\u5176\u4ed6\u975e\u6cd5\u7684\u8bbf\u95ee\u3002
\n# memcached -d -m 1024 -u root -l 192.168.0.200 -p 11211 -c 1024 -P \/tmp\/memcached.pid
\nMemcache\u670d\u52a1\u5668\u7aef\u8bbe\u7f6e\u76d1\u542c\u901a\u8fc7\u5185\u7f51\u7684192.168.0.200\u7684ip\u768411211\u7aef\u53e3\uff0c\u5360\u75281024MB\u5185\u5b58\uff0c\u5e76\u4e14\u5141\u8bb8\u6700\u59271024\u4e2a\u5e76\u53d1\u8fde\u63a5<\/p>\n

\u8bbe\u7f6e\u9632\u706b\u5899<\/em>
\n\u9632\u706b\u5899\u662f\u7b80\u5355\u6709\u6548\u7684\u65b9\u5f0f\uff0c\u5982\u679c\u5374\u662f\u4e24\u53f0\u670d\u52a1\u5668\u90fd\u662f\u6302\u5728\u7f51\u7684\uff0c\u5e76\u4e14\u9700\u8981\u901a\u8fc7\u5916\u7f51IP\u6765\u8bbf\u95eeMemcache\u7684\u8bdd\uff0c\u90a3\u4e48\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u9632\u706b\u5899\u6216\u8005\u4ee3\u7406\u7a0b\u5e8f\u6765\u8fc7\u6ee4\u975e\u6cd5\u8bbf\u95ee\u3002
\n\u4e00\u822c\u6211\u4eec\u5728Linux\u4e0b\u53ef\u4ee5\u4f7f\u7528iptables\u6216\u8005FreeBSD\u4e0b\u7684ipfw\u6765\u6307\u5b9a\u4e00\u4e9b\u89c4\u5219\u9632\u6b62\u4e00\u4e9b\u975e\u6cd5\u7684\u8bbf\u95ee\uff0c\u6bd4\u5982\u6211\u4eec\u53ef\u4ee5\u8bbe\u7f6e\u53ea\u5141\u8bb8\u6211\u4eec\u7684Web\u670d\u52a1\u5668\u6765\u8bbf\u95ee\u6211\u4eecMemcache\u670d\u52a1\u5668\uff0c\u540c\u65f6\u963b\u6b62\u5176\u4ed6\u7684\u8bbf\u95ee\u3002
\n# iptables -F
\n# iptables -P INPUT DROP
\n# iptables -A INPUT -p tcp -s 192.168.0.2 \u2013dport 11211 -j ACCEPT
\n# iptables -A INPUT -p udp -s 192.168.0.2 \u2013dport 11211 -j ACCEPT
\n\u4e0a\u9762\u7684iptables\u89c4\u5219\u5c31\u662f\u53ea\u5141\u8bb8192.168.0.2\u8fd9\u53f0Web\u670d\u52a1\u5668\u5bf9Memcache\u670d\u52a1\u5668\u7684\u8bbf\u95ee\uff0c\u80fd\u591f\u6709\u6548\u7684\u963b\u6b62\u4e00\u4e9b\u975e\u6cd5\u8bbf\u95ee\uff0c\u76f8\u5e94\u7684\u4e5f\u53ef\u4ee5\u589e\u52a0\u4e00\u4e9b\u5176\u4ed6\u7684\u89c4\u5219\u6765\u52a0\u5f3a\u5b89\u5168\u6027\uff0c\u8fd9\u4e2a\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u8981\u6765\u505a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Memcache\u662f\u4ec0\u4e48 Memcache\u662fdanga.com\u7684\u4e00\u4e2a\u9879\u76ee\uff0c\u6700\u65e9\u662f\u4e3a … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[41],"class_list":["post-228","post","type-post","status-publish","format-standard","hentry","category-xxbj","tag-memcache"],"_links":{"self":[{"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/posts\/228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=228"}],"version-history":[{"count":0,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=\/wp\/v2\/posts\/228\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cnmiss.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}