{"id":2240,"date":"2020-07-31T00:12:56","date_gmt":"2020-07-30T16:12:56","guid":{"rendered":"http:\/\/39.97.231.10\/?p=2240"},"modified":"2022-03-19T02:02:43","modified_gmt":"2022-03-18T18:02:43","slug":"memcached-%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"http:\/\/www.weijing.co\/?p=2240","title":{"rendered":"memcached \u8be6\u89e3"},"content":{"rendered":"<h2>1.1 \u6570\u636e\u5e93\u5bf9\u6bd4<\/h2>\n<p>\u7f13\u5b58\uff1a\u00a0\u5c06\u6570\u636e\u5b58\u50a8\u5230\u5185\u5b58\u4e2d\uff0c\u53ea\u6709\u5f53\u78c1\u76d8\u80dc\u4efb\u4e0d\u4e86\u7684\u65f6\u5019\uff0c\u624d\u4f1a\u542f\u7528\u7f13\u5b58<br \/>\n\u7f3a\u70b9\uff1a\u65ad\u7535\u6570\u636e\u4e22\u5931(\u53cc\u7535)\uff0c\u7528\u7f13\u5b58\u5b58\u50a8\u6570\u636e\u7684\u76ee\u7684\u53ea\u662f\u4e3a\u4e86\u5e94\u4ed8\u5927\u5e76\u53d1\u7684\u4e1a\u52a1\u3002<br \/>\n\u6570\u636e\u5e93\uff1a\u00a0mysql(\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u80fd\u591f\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\uff0c\u4fdd\u8bc1\u6570\u636e\u4e0d\u4e22\u5931\uff0c\u5f53\u56e0\u4e3a\u529f\u80fd\u592a\u591a\uff0c\u5bfc\u81f4\u6027\u80fd\u4e0d\u9ad8) ===\u6570\u636e\u53c2\u8003<br \/>\n\u7f13\u5b58\u6570\u636e\u5e93\uff1a\u00a0\u00a0memcache redis(\u975e\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u6027\u80fd\u6781\u9ad8\uff0c\u4f46\u4e0d\u4fdd\u8bc1\u6570\u636e\u5b8c\u6574\u6027) === \u4e1a\u52a1\u7684\u6570\u636e\u63d0\u4f9b\u8005<br \/>\nmemcachedb \u4f1a\u5c06\u5185\u5b58\u7684\u6570\u636e\u5199\u5165\u5230\u78c1\u76d8\u4e2d<br \/>\nredis \u4e3b\u8981\u5de5\u4f5c\u573a\u6240\u662f\u5185\u5b58\u4e2d\uff0c\u4f46\u662f\u5b9a\u671f\u5907\u4efd\u5185\u5b58\u6570\u636e\u5230\u786c\u76d8<\/p>\n<h3>1.1.1 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\/>\nmemcached\u5b98\u7f51\uff1ahttp:\/\/memcached.org\/<\/p>\n<h3>1.2.1 memcache\u4f18\u70b9<\/h3>\n<p>\u2460\u00a0\u00a0 \u5bf9\u4e8e\u7528\u6237\u6765\u8bb2\uff0c\u7528\u6237\u8bbf\u95ee\u7f51\u7ad9\u66f4\u5feb\u4e86\uff0c\u4f53\u9a8c\u66f4\u597d\u4e86\u3002<br \/>\n\u2461\u5bf9\u7f51\u7ad9\u6765\u8bf4\uff0c\u6570\u636e\u5e93\u538b\u529b\u964d\u4f4e\u4e86\u3002\u53ea\u6709\u5f53\u5185\u5b58\u6ca1\u6709\u6570\u636e\u65f6\u624d\u4f1a\u53bb\u8bf7\u6c42\u6570\u636e\u5e93\u3002\u7b2c\u4e00\u6b21\u5199\u5165\u7684\u6570\u636e\u4e5f\u4f1a\u8bf7\u6c42\u6570\u636e\u5e93\u3002\u4e00\u822c\u516c\u53f8\u6ca1\u6709\u9884\u70ed\uff0c\u53ea\u6709\u5f53\u7528\u6237\u8bfb\u53d6\u8fc7\u6570\u636e\u5e93\u624d\u4f1a\u653e\u5230Memcached\u4e2d\u3002<br \/>\n\u2461\u00a0\u00a0 \u63d0\u5347\u4e86\u7f51\u7ad9\u7684\u5e76\u53d1\u8bbf\u95ee\uff0c\u51cf\u5c11\u670d\u52a1\u5668\u6570\u91cf\u3002<\/p>\n<h2>1.3 Memcached\u5728\u4f01\u4e1a\u4e2d\u4f7f\u7528\u573a\u666f<\/h2>\n<h3>1.3.1 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\/>\nsession\u662f\u4e00\u4e2a\u5b58\u5728\u670d\u52a1\u5668\u4e0a\u7684\u7c7b\u4f3c\u4e8e\u4e00\u4e2a\u6563\u5217\u8868\u683c\u7684\u6587\u4ef6\u3002\u91cc\u9762\u5b58\u6709\u6211\u4eec\u9700\u8981\u7684\u4fe1\u606f\uff0c\u5728\u6211\u4eec\u9700\u8981\u7528\u7684\u65f6\u5019\u53ef\u4ee5\u4ece\u91cc\u9762\u53d6\u51fa\u6765\u3002<br \/>\nsession\u4f9d\u8d56cookie\u5b58\u5728\uff0c\u8bf7\u6c42\u5ba2\u6237\u7aef\u5230\u8fbe\u670d\u52a1\u7aef\u540e\uff0c\u670d\u52a1\u7aef\u4f1a\u968f\u673a\u751f\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u4f5c\u4e3a\u8be5\u7528\u6237\u7684\u6807\u8bc6\uff0c\u8be5\u5b57\u7b26\u4e32\u901a\u8fc7cookie\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\uff0c\u5ba2\u6237\u7aef\u6d4f\u89c8\u5668\u4f1a\u4ee5\u8be5\u5b57\u7b26\u4e32\u4e3akey\u653e\u5230session id\u91cc\u9762\uff0c\u968f\u673a\u5b57\u7b26\u4e32\u7684key\u91cc\u9762\u53ef\u4ee5\u5148\u6ca1\u6709\u503c\u3002\u5982\u679c\u7528\u6237\u518d\u6b21\u63d0\u4ea4\uff0c\u8bf7\u6c42\u4fe1\u606f\u4e2d\u7684\u7528\u6237\u540d\u5bc6\u7801\u7b49\u7528\u6237\u4fe1\u606f\u4fdd\u5b58\u5728\u968f\u673a\u5b57\u7b26\u4e32\u7684value\u4e2d\uff0c\u8bf7\u6c42\u5230\u8fbe\u670d\u52a1\u7aef\uff0c\u7528\u6237\u540d\u5bc6\u7801\u6b63\u786e\uff0c\u968f\u673a\u5b57\u7b26\u4e32\u4f1a\u88ab\u6388\u6743\uff0c\u63d0\u4e00\u4e2a\u6807\u8bb0\u7ed9\u5230sessionid\u4e2d\u7684\u968f\u673a\u5b57\u7b26\u4e32\u7684value\u4e2d\uff0c\u8bc1\u660e\u8be5\u7528\u6237\u5df2\u7ecf\u662f\u767b\u5f55\u72b6\u6001\uff0c\u5ba2\u6237\u7aef\u518d\u6b21\u5e26\u7740\u8be5\u968f\u673a\u5b57\u7b26\u4e32\u8bbf\u95ee\u670d\u52a1\u7aef\uff0c\u670d\u52a1\u7aef\u4f1a\u77e5\u9053\u8be5\u7528\u6237\u5df2\u7ecf\u767b\u5f55\u4e0d\u9700\u9a8c\u8bc1\uff0c\u76f4\u63a5\u8fd4\u56de\u8bf7\u6c42\u7684\u4fe1\u606f\u3002<br \/>\nsession\u548ccookie\u533a\u522b<br \/>\n1\u3001cookie\u6570\u636e\u5b58\u653e\u5728\u7528\u6237\u7684\u6d4f\u89c8\u5668\u4e0a\uff0csession\u6570\u636e\u5b58\u50a8\u5728\u670d\u52a1\u5668\u4e0a<br \/>\n2\u3001cookie\u5728\u672c\u5730\u7684\u6d4f\u89c8\u5668\u4e2d\uff0c\u53ef\u4ee5\u88ab\u63d0\u53d6\u5206\u6790\uff0c\u5b89\u5168\u6027\u5dee\u3002\u4e3a\u4e86\u5b89\u5168\uff0c\u767b\u5f55\u8d26\u6237\u7b49\u4fe1\u606f\u53ef\u4ee5\u7f13\u5b58\u5728session\u4e2d\u3002<br \/>\n3\u3001session\u4f1a\u5728\u4e00\u5b9a\u65f6\u95f4\u5185\u4fdd\u5b58\u5728\u670d\u52a1\u5668\u4e0a\uff0c\u8bbf\u95ee\u91cf\u589e\u5927\u4f1a\u7ed9\u670d\u52a1\u5668\u5e26\u6765\u538b\u529b\uff0c\u53ef\u4ee5\u4f7f\u7528\u7f13\u5b58\u5de5\u5177\uff0c\u5982memcache\u7b49<\/p>\n<h3>1.3.3 \u7f51\u7ad9\u5f00\u53d1\u5982\u4f55\u5224\u65ad\u7528\u6237\u4fe1\u606f<\/h3>\n<p>\u6700\u5f00\u59cb\u7684\u6280\u672f\u65b9\u6cd5\uff1a\u670d\u52a1\u5668\u5728\u4f60\u7684\u6d4f\u89c8\u5668\u4e2d\u5199\u4e00\u4e2acookies\uff0c\u8fd9\u4e2acookies\u5c31\u5305\u542b\u4e86\u4f60\u7684\u7528\u6237\u540d\u53ca\u767b\u5f55\u4fe1\u606f\u3002\u56e0\u4e3acookies\u662f\u5b58\u50a8\u5728\u672c\u5730\u6d4f\u89c8\u5668\u4e2d\uff0c\u6240\u4ee5\u7b2c\u4e09\u65b9\u5de5\u5177\u5f88\u5bb9\u6613\u76d7\u53d6cookies\u4fe1\u606f\u3002<br \/>\n\u6700\u5f00\u59cb\uff1a<br \/>\ncookies\u00a0\u00a0 cookies\u540d\u5b57\uff1a\u5185\u5bb9\uff08\u7528\u6237\u540d\uff0c\u767b\u5f55\u4fe1\u606f\uff09<br \/>\n\u6539\u8fdb\u540e\uff1a<br \/>\n\u672c\u5730\u6d4f\u89c8\u5668\u5b58\u653e\uff1a<br \/>\ncookies\u00a0\u00a0 cookies\u540d\u5b57\uff1a\u5185\u5bb9\uff08session id \u7f16\u53f7\uff09<br \/>\n\u670d\u52a1\u5668\u5b58\u653e\uff1a<br \/>\nsession\u00a0\u00a0 session id\uff1a\u5185\u5bb9\uff08\u7528\u6237\u540d\uff0c\u767b\u5f55\u4fe1\u606f\uff09<br \/>\n\u4e3b\u6d41\u4f7f\u7528\u573a\u666f\uff1acookies + session<\/p>\n<h3>1.3.4 session\u5171\u4eab\u7684\u4e0d\u540c\u89e3\u51b3\u65b9\u6848<\/h3>\n<p>1\u3001session\u6587\u4ef6\u63d0\u4f9bNFS\u5171\u4eab<br \/>\n2\u3001session\u6587\u4ef6\u63d0\u4f9brsync\u00a0 scp\u5171\u4eab<br \/>\n3\u3001\u5c06session\u7684\u5185\u5bb9\u5b58\u653e\u5728\u6570\u636e\u5e93\uff08mysql\uff09\u4e2d\uff0c\u6240\u6709\u7684\u673a\u5668\u90fd\u53ef\u4ee5\u901a\u8fc7ip\uff1aport\u8bfb\u53d6<br \/>\n4\u3001\u5c06session\u7684\u5185\u5bb9\u5b58\u653e\u5728\u7f13\u5b58\u6570\u636e\u5e93\u4e2d\uff0c\u6240\u6709\u7684\u673a\u5668\u90fd\u53ef\u4ee5\u901a\u8fc7ip\uff1aport\u8bfb\u53d6<br \/>\n\u597d\u5904\uff1a\u5229\u7528\u65ad\u7535\u3001\u91cd\u542f\u4e22\u5931\u6570\u636e\u7684\u7279\u6027\u3002\u5b9a\u65f6\u6e05\u7406\u6570\u636e\uff1b\u63d0\u9ad8\u5e76\u53d1<\/p>\n<h3>1.3.5 memcache\u539f\u7406\u4f18\u70b9<\/h3>\n<p>\u542f\u52a8Memcached\u540b\uff0c\u6839\u636e\u6307\u5b9a\u7684\u5185\u5b58\u5927\u5c0f\u53c2\u6570\uff0c\u4f1a\u88ab\u5206\u914d\u4e00\u4e2a\u5185\u5b58\u4e2a\u95f4\u3002\u5f53\u6211\u4eec\u8bfb\u53d6\u6570\u636e\u5e93\u7684\u5404\u7c7b\u4e1a\u52a1\u6570\u636e\u540e\uff0c\u6570\u636e\u4f1a\u540c\u540b\u653e\u5165Memcached\u7f13\u5b58\u4e2d\uff0c\uff0c\u4e0b\u4e00\u6b21\u7528\u6237\u8bf7\u6c42\u540c\u6837\u7684\u6570\u636e\uff0c\u7a0b\u5e8f\u76f4\u63a5\u53bbMemcached\u53d6\u6570\u636e\u8fd4\u56de\u7ed9\u7528\u6237\u3002<br \/>\n\u4f18\u70b9\uff1a<br \/>\n\u2460\u00a0\u00a0 \u00a0\u5bf9\u4e8e\u7528\u6237\u6765\u8bb2\uff0c\u7528\u6237\u8bbf\u95ee\u7f51\u7ad9\u66f4\u5feb\u4e86\uff0c\u4f53\u9a8c\u66f4\u597d\u4e86\u3002#<br \/>\n\u2461\u00a0\u00a0 \u5bf9\u7f51\u7ad9\u6765\u8bf4\uff0c\u6570\u636e\u5e93\u538b\u529b\u964d\u4f4e\u4e86\u3002\u53ea\u6709\u5f53\u5185\u5b58\u6ca1\u6709\u6570\u636e\u65f6\u624d\u4f1a\u53bb\u8bf7\u6c42\u6570\u636e\u5e93\u3002\u7b2c\u4e00\u6b21\u5199\u5165\u7684\u6570\u636e \u4e5f\u4f1a\u8bf7\u6c42\u6570\u636e\u5e93\u3002\u4e00\u822c\u516c\u53f8\u6ca1\u6709\u9884\u70ed\uff0c\u53ea\u6709\uff0c\u7528\u6237\u8bfb\u53d6\u8fc7\u6570\u636e\u5e93\u624d\u4f1a\u653e\u5230Memcached\u4e2d\u3002<br \/>\n\u2462\u00a0\u00a0 \u63d0\u5347\u4e86\u7f51\u7ad9\u7684\u5e76\u53d1\u8bbf\u95ee\uff0c\u51cf\u5c11\u670d\u52a1\u5668\u6570\u6700\u3002<br \/>\n\u539f\u7406\u56fe<\/p>\n<h2>1.4 Memcached\u5206\u5e03\u5f0f\u7f13\u5b58\u96c6\u7fa4<\/h2>\n<p>memcached\u5929\u751f\u4e0d\u652f\u6301\u5206\u5e03\u5f0f\u96c6\u7fa4,\u9700\u8981\u901a\u8fc7\u7a0b\u5e8f\u652f\u6301\u5206\u5e03\u5f0f\u5b58\u50a8<\/p>\n<h3>1.4.1 Memcached\u5206\u5e03\u5f0f\u7f13\u5b58\u96c6\u7fa4\u7684\u7279\u70b9<\/h3>\n<p>1. \u6240\u6709MC\u670d\u52a1\u5668\u5185\u5b58\u7684\u5185\u5bb9\u90fd\u662f\u4e0d\u4e00\u6837\u7684\u3002\u8fd9\u4e9b\u670d\u52a1\u5668\u5185\u5bb9\u52a0\u8d77\u6765\u63a5\u8fd1\u6570\u636e\u5e93\u7684\u5bb9\u91cf\u3002\u6bd4\u59821T\u7684\u6570\u636e\u5e93\uff0c\u4e00\u53f0\u7f13\u5b58\u6570\u636e\u5e93\u7684\u5185\u5b58\u6ca1\u6709\u90a3\u4e48\u5927\uff0c\u56e0\u6b64\u5206\u621010\u53f0\u7f13\u5b58\u670d\u52a1\u5668\u3002<br \/>\n2. \u901a\u8fc7\u5728\u5ba2\u6237\u7aef(Web)\u7a0b\u5e8f\u6216\u8005MC\u7684\u8d1f\u8f7d\u5747\u8861\u5668\u4e0a\u7528HASH\u7b97\u6cd5\uff0c\u8ba9\u540c\u4e00\u5185\u5bb9\u90fd\u5206\u914d\u5230\u4e00\u4e2aMC\u670d\u52a1\u5668\u3002<br \/>\n3. \u666e\u901a\u7684HASH\u7b97\u6cd5\u5bf9\u4e8e\u8282\u70b9\u5b95\u673a\u4f1a\u5e26\u6765\u5927\u91cf\u7684\u6570\u636e\u6d41\u52a8(\u5931\u6548)\uff0c\u53ef\u80fd\u4f1a\u5f15\u8d77\u96ea\u5d29\u6548\u5e94\u3002<br \/>\n4. \u4e00\u81f4\u6027HASH\u53ef\u4ee5\u8ba9\u8282\u70b9\u5b95\u673a\u5bf9\u8282\u70b9\u7684\u6570\u636e\u6d41\u52a8(\u5931\u6548)\u964d\u5230\u6700\u4f4e\u3002<br \/>\n\u666e\u901a\u7684hash\u7b97\u6cd5<br \/>\n\u9996\u5148\u5c06key\u5904\u7406\u4e3a\u4e00\u4e2a32\u4f4d\u5b57\u7b26\u4e32\uff0c\u53d6\u524d8\u4f4d\uff0c\u5728\u7ecf\u8fc7hash\u8ba1\u7b97\u5904\u7406\u6210\u6574\u6570\u5e76\u8fd4\u56de\uff0c\u7136\u540e\u6620\u5c04\u5230\u5176\u4e2d\u4e00\u53f0\u670d\u52a1\u5668\u8fd9\u6837\u5f97\u5230\u5176\u4e2d\u4e00\u53f0\u670d\u52a1\u5668\u7684\u914d\u7f6e\uff0c\u5229\u7528\u8fd9\u4e2a\u914d\u7f6e\u5b8c\u6210\u5206\u5e03\u5f0f\u90e8\u7f72\u3002\u5728\u670d\u52a1\u5668\u6570\u91cf\u4e0d\u53d1\u751f\u53d8\u5316\u7684\u60c5\u51b5\u4e0b\uff0c\u666e\u901ahash\u5206\u5e03\u53ef\u4ee5\u5f88\u597d\u7684\u8fd0\u4f5c\uff0c\u5f53\u670d\u52a1\u5668\u7684\u6570\u91cf\u53d1\u751f\u53d8\u5316\uff0c\u95ee\u9898\u5c31\u6765\u4e86\u3002\u8bd5\u60f3\uff0c\u589e\u52a0\u4e00\u53f0\u670d\u52a1\u5668\uff0c\u540c\u4e00\u4e2akey\u7ecf\u8fc7hash\u4e4b\u540e\uff0c\u4e0e\u670d\u52a1\u5668\u53d6\u6a21\u7684\u7ed3\u679c\u548c\u6ca1\u589e\u52a0\u4e4b\u524d\u7684\u7ed3\u679c\u80af\u5b9a\u4e0d\u4e00\u6837\uff0c\u8fd9\u5c31\u5bfc\u81f4\u4e86\uff0c\u4e4b\u524d\u4fdd\u5b58\u7684\u6570\u636e\u4e22\u5931\u3002<br \/>\n\u4e00\u81f4\u6027hash\u7b97\u6cd5<br \/>\n\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5<br \/>\n\u4f18\u70b9\uff1a\u5728\u5206\u5e03\u5f0f\u7684cache\u7f13\u5b58\u4e2d\uff0c\u5176\u4e2d\u4e00\u53f0\u5b95\u673a\uff0c\u8fc1\u79fbkey\u6548\u7387\u6700\u9ad8<br \/>\n\u5c06\u670d\u52a1\u5668\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u6839\u636emHash($key) \u5339\u914d\u76f8\u90bb\u670d\u52a1\u5668<br \/>\n\u4e00\u81f4\u6027hash\u7b97\u6cd5\u00a0\u00a0\u5c06\u6570\u636e\u6d41\u52a8\u964d\u5230\u6700\u4f4e<br \/>\n\u53c2\u8003\u8d44\u6599<br \/>\nhttp:\/\/blog.csdn.net\/cywosp\/article\/details\/23397179 http:\/\/blog.csdn.net\/zhangskd\/article\/details\/50256111<\/p>\n<h1>\u7b2c2\u7ae0 memcached\u4f7f\u7528<\/h1>\n<h2>2.1 \u5b89\u88c5memcached<\/h2>\n<h3>2.1.1 \u73af\u5883\u8bf4\u660e<\/h3>\n<p>[root@cache01 ~]# cat \/etc\/redhat-release CentOS Linux release 7.4.1708 (Core) [root@cache01 ~]# uname -r 3.10.0-693.el7.x86_64 [root@cache01 ~]# getenforce Disabled [root@cache01 ~]# systemctl status firewalld.service \u25cf firewalld.service &#8211; firewalld &#8211; dynamic firewall daemon Loaded: loaded (\/usr\/lib\/systemd\/system\/firewalld.service; disabled; vendor preset: enabled) Active: inactive (dead) Docs: man:firewalld(1) [root@cache01 ~]# hostname -I 10.0.0.21 172.16.1.21<\/p>\n<h3>2.1.2 \u5b89\u88c5memcached<\/h3>\n<p>[root@cache01 ~]# yum -y install memcached<\/p>\n<h3>2.1.3 \u67e5\u770b\u914d\u7f6e<\/h3>\n<p>[root@cache01 ~]# cat \/etc\/sysconfig\/memcached PORT=\\&#8221;11211\\&#8221; USER=\\&#8221;memcached\\&#8221; MAXCONN=\\&#8221;1024\\&#8221; CACHESIZE=\\&#8221;64\\&#8221; OPTIONS=\\&#8221;\\&#8221;<\/p>\n<h3>2.1.4 \u67e5\u770b\u542f\u52a8\u811a\u672c<\/h3>\n<p>[root@cache01 ~]# cat \/usr\/lib\/systemd\/system\/memcached.service [Unit] Description=Memcached Before=httpd.service After=network.target [Service] Type=simple EnvironmentFile=-\/etc\/sysconfig\/memcached ExecStart=\/usr\/bin\/memcached -u $USER -p $PORT -m $CACHESIZE -c $MAXCONN $OPTIONS [Install] WantedBy=multi-user.target<\/p>\n<h3>2.1.5 \u542f\u52a8\u670d\u52a1<\/h3>\n<p>[root@cache01 ~]# systemctl start memcached.service<\/p>\n<h2>2.2 \u7ba1\u7406memcached<\/h2>\n<h3>2.2.1 memcached\u6570\u636e\u5e93\u8bed\u6cd5\u683c\u5f0f<\/h3>\n<p>set key 0 0 10 \\\\r\\\\n<br \/>\n\\\\n \u6362\u884c\u4e14\u5149\u6807\u79fb\u81f3\u884c\u9996<br \/>\n\\\\r \u5149\u6807\u79fb\u81f3\u884c\u9996\uff0c\u4f46\u4e0d\u6362\u884c<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\\\"170\\\">\u53c2\u6570<\/td>\n<td width=\\\"527\\\">\u8bf4\u660e<\/td>\n<\/tr>\n<tr>\n<td width=\\\"170\\\"><\/td>\n<td width=\\\"527\\\">\u662f\u5728\u53d6\u56de\u5185\u5bb9\u65f6\uff0c\u4e0e\u6570\u636e\u548c\u53d1\u9001\u5757\u4e00\u540c\u4fdd\u5b58\u670d\u52a1\u5668\u4e0a\u7684\u4efb\u610f16\u4f4d\u65e0\u7b26\u53f7\u6574\u5f62\uff08\u7528\u5341\u8fdb\u5236\u6765\u4e66\u5199\uff09\u3002\u5ba2\u6237\u7aef\u53ef\u4ee5\u7528\u5b83\u4f5c\u4e3a\u201c\u4f4d\u57df\u201d\u6765\u5b58\u50a8\u4e00\u4e9b\u7279\u5b9a\u7684\u4fe1\u606f\uff1b\u5b83\u5bf9\u670d\u52a1\u5668\u662f\u4e0d\u900f\u660e\u7684\u3002<\/td>\n<\/tr>\n<tr>\n<td width=\\\"170\\\"><\/td>\n<td width=\\\"527\\\">\u662f\u7ec8\u6b62\u65f6\u95f4\u3002\u5982\u679c\u4e3a0\uff0c\u8be5\u9879\u6c38\u4e0d\u8fc7\u671f(\u867d\u7136\u5b83\u53ef\u80fd\u88ab\u5220\u9664\uff0c\u4ee5\u4fbf\u4e3a\u5176\u4ed6\u7f13\u5b58\u9879\u76ee\u817e\u51fa\u4f4d\u7f6e)\u3002\u5982\u679c\u975e0\uff08Unix\u65f6\u95f4\u6233\u6216\u5f53\u524d\u65f6\u523b\u7684\u79d2\u504f\u79fb\uff09\uff0c\u5230\u8fbe\u7ec8\u6b62\u65f6\u95f4\u540e\uff0c\u5ba2\u6237\u7aef\u65e0\u6cd5\u518d\u83b7\u5f97\u8fd9\u9879\u5185\u5bb9<\/td>\n<\/tr>\n<tr>\n<td width=\\\"170\\\"><\/td>\n<td width=\\\"527\\\">\u662f\u968f\u540e\u7684\u6570\u636e\u533a\u5757\u7684\u5b57\u8282\u957f\u5ea6\uff0c\u4e0d\u5305\u62ec\u7528\u4e8e\u5206\u9875\u7684\u201c\\\\r\\\\n\u201d\u3002\u5b83\u53ef\u4ee5\u662f0\uff08\u8fd9\u65f6\u540e\u9762\u8ddf\u968f\u4e00\u4e2a\u7a7a\u7684\u6570\u636e\u533a\u5757\uff09\u3002<\/td>\n<\/tr>\n<tr>\n<td width=\\\"170\\\">\\\\r\\\\n<\/td>\n<td width=\\\"527\\\">\u662f\u5927\u6bb5\u76848\u4f4d\u6570\u636e\uff0c\u5176\u957f\u5ea6\u7531\u524d\u9762\u7684\u547d\u4ee4\u884c\u4e2d\u7684\u6307\u5b9a\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>2.2.2 \u6570\u636e\u5e93\u4f7f\u7528<\/h3>\n<p>\u5199\u5165\u8bfb\u53d6\u6570\u636e<br \/>\n[root@cache01 ~]# printf \\&#8221;set key008 0 0 10\\\\r\\\\noldboy0987\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 STORED [root@cache01 ~]# printf \\&#8221;get key008\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 VALUE key008 0 10 oldboy0987 END<br \/>\n\u5199\u5165\u6570\u636e\u957f\u5ea6\u4e0d\u7b26\u5408\uff0c\u5b9a\u4e49\u8fc7\u5927<br \/>\n[root@cache01 ~]# printf \\&#8221;set key009 0 0 11\\\\r\\\\noldboy0987\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 [root@cache01 ~]# printf \\&#8221;get key009\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 END<br \/>\n\u5199\u5165\u6570\u636e\u957f\u5ea6\u4e0d\u7b26\u5408\uff0c\u5b9a\u4e49\u8fc7\u5c0f<br \/>\n[root@cache01 ~]# printf \\&#8221;set key010 0 0 9\\\\r\\\\noldboy0987\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 CLIENT_ERROR bad data chunk ERROR [root@cache01 ~]# printf \\&#8221;get key010\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 END<br \/>\n\u65f6\u6548\u6027<br \/>\n[root@cache01 ~]# printf \\&#8221;set key011 0 10 10\\\\r\\\\noldboy0987\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 STORED [root@cache01 ~]# printf \\&#8221;get key011\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 VALUE key011 0 10 oldboy0987 END [root@cache01 ~]# printf \\&#8221;get key011\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 END<br \/>\n\u5220\u9664\u6570\u636e<br \/>\n[root@cache01 ~]# printf \\&#8221;delete key008\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 DELETED [root@cache01 ~]# printf \\&#8221;get key008\\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 END<\/p>\n<h2>2.3 memcache php\u7248\u672c\u5ba2\u6237\u7aef\u5b89\u88c5\u4f7f\u7528<\/h2>\n<p>\u547d\u4ee4\u96c6<br \/>\n#\u7f16\u8bd1\u8fdb\u53bbphp_mem tar zxvf memcache-2.2.5.tgz cd memcache-2.2.5 \/application\/php\/bin\/phpize .\/configure &#8211;enable-memcache &#8211;with-php-config=\/application\/php\/bin\/php-config &#8211;with-zlib-dir make make install # \u6fc0\u6d3bphp_memcached sed -i \\&#8217;$a extension=memcache.so\\&#8217; \/application\/php\/lib\/php.ini pkill php \/application\/php\/sbin\/php-fpm -t \/application\/php\/sbin\/php-fpm \/application\/php\/bin\/php -m|grep memcache<br \/>\n\u68c0\u67e5\u5f53\u524d\u73af\u5883<br \/>\n\u67e5\u770bphp\u7684\u6a21\u5757<br \/>\n1 \u67e5\u770bphp\u7684\u6a21\u5757 2 [root@web06 ~]# \/application\/php\/bin\/php -m 3 [PHP Modules] 4 bcmath 5 Core 6 ctype 7 curl 8 date 9 dom 10 ereg 11 fileinfo 12 filter 13 ftp 14 gd 15 hash 16 iconv 17 json 18 libxml 19 mbstring 20 mcrypt 21 mhash 22 mysql 23 mysqlnd 24 openssl 25 pcntl 26 pcre 27 PDO 28 pdo_mysql 29 pdo_sqlite 30 Phar 31 posix 32 Reflection 33 session 34 shmop 35 SimpleXML 36 soap 37 sockets 38 SPL 39 sqlite3 40 standard 41 sysvsem 42 tokenizer 43 xml 44 xmlreader 45 xmlrpc 46 xmlwriter 47 xsl 48 zlib 49 50 [Zend Modules]<br \/>\nView Code \u67e5\u770bphp\u7684\u6a21\u5757<br \/>\n\u6267\u884c\u8fc7\u7a0b<br \/>\n\u7f16\u8bd1\u5b89\u88c5<br \/>\n[root@web06 memcache-2.2.5]# make install Installing shared extensions: \/application\/php-5.5.32\/lib\/php\/extensions\/no-debug-non-zts-20121212\/ [root@web06 memcache-2.2.5]# ls \/application\/php\/lib\/php\/extensions\/no-debug-non-zts-20121212\/ memcache.so [root@web06 memcache-2.2.5]# sed -i \\&#8217;$a extension=memcache.so\\&#8217; \/application\/php\/lib\/php.ini [root@web06 memcache-2.2.5]# pkill php [root@web06 memcache-2.2.5]# \/application\/php\/sbin\/php-fpm -t [17-Nov-2017 11:39:13] NOTICE: configuration file \/application\/php-5.5.32\/etc\/php-fpm.conf test is successful [root@web06 memcache-2.2.5]# \/application\/php\/sbin\/php-fpm [root@web06 memcache-2.2.5]# \/application\/php\/bin\/php -m|grep memcache memcache<\/p>\n<h3>2.3.1 \u7f16\u5199\u6d4b\u8bd5\u6587\u4ef6<\/h3>\n<p>[root@web01 blog]# cat \/application\/nginx\/html\/blog\/mc.php php $memcache = new Memcache; $memcache-&gt;connect(\\&#8217;10.0.0.21\\&#8217;, 11211) or die (\\&#8221;Could not connect\\&#8221;); $memcache-&gt;set(\\&#8217;key20171117\\&#8217;, \\&#8217;hello,world\\&#8217;); $get_value = $memcache-&gt;get(\\&#8217;key20171117\\&#8217;); echo $get_value; ?&gt;<br \/>\n\u6d4f\u89c8\u5668\u8bbf\u95ee<br \/>\n\u6570\u636e\u5e93\u8bfb\u53d6\u6d4b\u8bd5<br \/>\n[root@cache01 ~]# printf \\&#8221;get key20171117 \\\\r\\\\n\\&#8221;|nc 10.0.0.21 11211 VALUE key20171117 0 11 hello,world END<\/p>\n<h2>2.4 web\u7ba1\u7406memcached<\/h2>\n<p>\u4f7f\u7528\u7684\u8f6f\u4ef6memadmin<br \/>\n\u5b98\u7f51\uff1ahttp:\/\/www.junopen.com\/memadmin\/<br \/>\n\u5c06\u7a0b\u5e8f\u5305\u653e\u5982\u7ad9\u70b9\u76ee\u5f55\uff0c\u6d4f\u89c8\u5668\u8fdb\u884c\u8bbf\u95ee\u5373\u53ef<br \/>\n[root@web06 tools]# tar xf memadmin-1.0.12.tar.gz -C \/application\/nginx\/html\/blog\/<br \/>\n\u9ed8\u8ba4\u7528\u6237\u540d\u5bc6\u7801\u4e3aadmin<br \/>\n\u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684memcached\u670d\u52a1\u5668<br \/>\nweb\u754c\u9762\u7ba1\u7406\u5168\u4e2d\u6587\uff0c\u8f83\u4e3a\u7b80\u5355<\/p>\n<h2>2.5 memcached\u6570\u636e\u7f13\u5b58<\/h2>\n<p>\u901a\u8fc7\u7a0b\u5e8f\u5b9e\u73b0<\/p>\n<h3>2.5.1 blog\u7ad9\u70b9\u5b9e\u73b0memcached\u5b58\u50a8<\/h3>\n<p>[root@web06 ~]# cat \/application\/nginx\/html\/blog\/wp-content\/object-cache.php<\/p>\n<h2>2.6 memcached session\u5171\u4eab<\/h2>\n<p>\u65b9\u6cd51\uff1a<br \/>\n\u901a\u8fc7\u7a0b\u5e8f\u5b9e\u73b0\uff0cweb01\u53ea\u9700\u8981\u5f80memcahce\u5199session\uff0cweb02\u4ecememcahce\u8bfbsession\uff08\u66f4\u5177\u6709\u901a\u7528\u6027\uff09<br \/>\n\u65b9\u6cd52\uff1a<br \/>\n\u901a\u8fc7php\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u8ba9php\u9ed8\u8ba4\u5c06session\u5b58\u50a8\u5728\u6587\u4ef6\u4e2d\uff0c\u4fee\u6539\u4e3a\u5b58\u50a8\u5728memcached\u4e2d<br \/>\nsed -i \\&#8217;s#session.save_handler = files#session.save_handler = memcache#;$a session.save_path = \\&#8221;tcp:\/\/10.0.0.21:11211\\&#8221;\\&#8217; \/application\/php\/lib\/php.ini<br \/>\n\u4f7f\u7528\u8fd9\u4e2a\u529f\u80fd\uff0c\u9700\u8981\u4f7f\u7528php\u7684session\u51fd\u6570<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.1 \u6570\u636e\u5e93\u5bf9\u6bd4 \u7f13\u5b58\uff1a\u00a0\u5c06\u6570\u636e\u5b58\u50a8\u5230\u5185\u5b58\u4e2d\uff0c\u53ea\u6709\u5f53\u78c1\u76d8\u80dc\u4efb\u4e0d\u4e86\u7684\u65f6\u5019\uff0c\u624d\u4f1a\u542f\u7528\u7f13\u5b58 \u7f3a\u70b9\uff1a\u65ad\u7535\u6570\u636e\u4e22\u5931(\u53cc &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.weijing.co\/?p=2240\"> <span class=\"screen-reader-text\">memcached \u8be6\u89e3<\/span> \u67e5\u770b\u5168\u6587 &raquo;<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":""},"categories":[149,88],"tags":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"mailpoet_newsletter_max":false,"woocommerce_thumbnail":false,"woocommerce_single":false,"woocommerce_gallery_thumbnail":false,"shop_catalog":false,"shop_single":false,"shop_thumbnail":false},"uagb_author_info":{"display_name":"weijing","author_link":"http:\/\/www.weijing.co\/?author=4"},"uagb_comment_info":0,"uagb_excerpt":"1.1 \u6570\u636e\u5e93\u5bf9\u6bd4 \u7f13\u5b58\uff1a\u00a0\u5c06\u6570\u636e\u5b58\u50a8\u5230\u5185\u5b58\u4e2d\uff0c\u53ea\u6709\u5f53\u78c1\u76d8\u80dc\u4efb\u4e0d\u4e86\u7684\u65f6\u5019\uff0c\u624d\u4f1a\u542f\u7528\u7f13\u5b58 \u7f3a\u70b9\uff1a\u65ad\u7535\u6570\u636e\u4e22\u5931(\u53cc&hellip;","_links":{"self":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/2240"}],"collection":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2240"}],"version-history":[{"count":1,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/2240\/revisions"}],"predecessor-version":[{"id":5506,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/2240\/revisions\/5506"}],"wp:attachment":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2240"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2240"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}