{"id":158183,"date":"2024-11-03T00:41:19","date_gmt":"2024-11-02T16:41:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/158183\/"},"modified":"2024-11-03T00:41:19","modified_gmt":"2024-11-02T16:41:19","slug":"%e9%ab%98%e6%95%88%e6%b8%85%e7%90%86-redis-%e5%85%a7%e5%ad%98%e7%9a%84%e6%9c%89%e6%95%88%e6%96%b9%e6%a1%88%ef%bc%88redis-%e6%b8%85%e7%90%86%e6%96%b9%e6%a1%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/158183\/","title":{"rendered":"\u9ad8\u6548\u6e05\u7406 Redis \u5167\u5b58\u7684\u6709\u6548\u65b9\u6848\uff08Redis \u6e05\u7406\u65b9\u6848\uff09"},"content":{"rendered":"<h1 id=\"%e9%ab%98%e6%95%88%e6%b8%85%e7%90%86-redis-%e5%85%a7%e5%ad%98%e7%9a%84%e6%9c%89%e6%95%88%e6%96%b9%e6%a1%88%ef%bc%88redis-%e6%b8%85%e7%90%86%e6%96%b9%e6%a1%88%ef%bc%89-UrZiHHnEDh\">\u9ad8\u6548\u6e05\u7406 Redis \u5167\u5b58\u7684\u6709\u6548\u65b9\u6848\uff08Redis \u6e05\u7406\u65b9\u6848\uff09<\/h1>\n<p>Redis \u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6578\u64da\u5eab\u548c\u6d88\u606f\u4ee3\u7406\u7b49\u5834\u666f\u3002\u96a8\u8457\u4f7f\u7528\u91cf\u7684\u589e\u52a0\uff0cRedis \u7684\u5167\u5b58\u7ba1\u7406\u6210\u70ba\u4e00\u500b\u91cd\u8981\u7684\u8b70\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5e7e\u7a2e\u6709\u6548\u7684 Redis \u5167\u5b58\u6e05\u7406\u65b9\u6848\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u5176 Redis \u5be6\u4f8b\u7684\u5167\u5b58\u4f7f\u7528\u3002<\/p>\n<h2 id=\"redis-%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86%e6%a6%82%e8%bf%b0-UrZiHHnEDh\">Redis \u5167\u5b58\u7ba1\u7406\u6982\u8ff0<\/h2>\n<p>Redis \u7684\u5167\u5b58\u7ba1\u7406\u4e3b\u8981\u4f9d\u8cf4\u65bc\u5176\u5167\u5efa\u7684\u6578\u64da\u7d50\u69cb\u548c\u5167\u5b58\u5206\u914d\u7b56\u7565\u3002\u7576 Redis \u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u8a2d\u5b9a\u7684\u4e0a\u9650\u6642\uff0c\u7cfb\u7d71\u6703\u6839\u64da\u914d\u7f6e\u7684\u6dd8\u6c70\u7b56\u7565\u81ea\u52d5\u6e05\u7406\u904e\u671f\u6216\u4e0d\u5e38\u7528\u7684\u6578\u64da\u3002\u4e86\u89e3\u9019\u4e9b\u7b56\u7565\u5c0d\u65bc\u6709\u6548\u7ba1\u7406 Redis \u7684\u5167\u5b58\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5-UrZiHHnEDh\">Redis \u7684\u6dd8\u6c70\u7b56\u7565<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>noeviction<\/strong>\uff1a\u7576\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\uff0c\u7121\u6cd5\u518d\u5beb\u5165\u65b0\u6578\u64da\uff0c\u6703\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>allkeys-lru<\/strong>\uff1a\u5f9e\u6240\u6709\u9375\u4e2d\u9078\u64c7\u6700\u5c11\u4f7f\u7528\u7684\u9375\u9032\u884c\u522a\u9664\u3002<\/li>\n<li><strong>volatile-lru<\/strong>\uff1a\u50c5\u5f9e\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u4e2d\u9078\u64c7\u6700\u5c11\u4f7f\u7528\u7684\u9375\u9032\u884c\u522a\u9664\u3002<\/li>\n<li><strong>allkeys-random<\/strong>\uff1a\u96a8\u6a5f\u522a\u9664\u4e00\u500b\u9375\u3002<\/li>\n<li><strong>volatile-random<\/strong>\uff1a\u96a8\u6a5f\u522a\u9664\u4e00\u500b\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li><strong>volatile-ttl<\/strong>\uff1a\u522a\u9664\u904e\u671f\u6642\u9593\u6700\u77ed\u7684\u9375\u3002<\/li>\n<\/ul>\n<p>\u6839\u64da\u5177\u9ad4\u7684\u61c9\u7528\u5834\u666f\uff0c\u9078\u64c7\u5408\u9069\u7684\u6dd8\u6c70\u7b56\u7565\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406 Redis \u7684\u5167\u5b58\u4f7f\u7528\u3002<\/p>\n<h2 id=\"%e6%89%8b%e5%8b%95%e6%b8%85%e7%90%86%e5%85%a7%e5%ad%98%e7%9a%84%e6%96%b9%e6%b3%95-UrZiHHnEDh\">\u624b\u52d5\u6e05\u7406\u5167\u5b58\u7684\u65b9\u6cd5<\/h2>\n<p>\u9664\u4e86\u81ea\u52d5\u6dd8\u6c70\u7b56\u7565\uff0c\u9084\u53ef\u4ee5\u901a\u904e\u624b\u52d5\u65b9\u5f0f\u6e05\u7406 Redis \u7684\u5167\u5b58\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-del-%e5%91%bd%e4%bb%a4-UrZiHHnEDh\">1. \u4f7f\u7528 DEL \u547d\u4ee4<\/h3>\n<p>\u5c0d\u65bc\u4e0d\u518d\u9700\u8981\u7684\u9375\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>DEL<\/code> \u547d\u4ee4\u624b\u52d5\u522a\u9664\uff1a<\/p>\n<pre><code>DEL key1 key2 key3<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u7acb\u5373\u91cb\u653e\u5167\u5b58\uff0c\u4f46\u9700\u8981\u6ce8\u610f\uff0c\u9019\u7a2e\u65b9\u6cd5\u4e0d\u9069\u5408\u5927\u91cf\u9375\u7684\u522a\u9664\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-expire-%e5%91%bd%e4%bb%a4-UrZiHHnEDh\">2. \u4f7f\u7528 EXPIRE \u547d\u4ee4<\/h3>\n<p>\u5c0d\u65bc\u9700\u8981\u5728\u4e00\u5b9a\u6642\u9593\u5f8c\u81ea\u52d5\u522a\u9664\u7684\u9375\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>EXPIRE key 60<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5728\u6307\u5b9a\u7684\u6642\u9593\u5f8c\u81ea\u52d5\u91cb\u653e\u5167\u5b58\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-flushdb-%e5%92%8c-flushall-%e5%91%bd%e4%bb%a4-UrZiHHnEDh\">3. \u4f7f\u7528 FLUSHDB \u548c FLUSHALL \u547d\u4ee4<\/h3>\n<p>\u5982\u679c\u9700\u8981\u6e05\u7a7a\u6574\u500b\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>FLUSHDB<\/code> \u547d\u4ee4\uff1a<\/p>\n<pre><code>FLUSHDB<\/code><\/pre>\n<p>\u5982\u679c\u9700\u8981\u6e05\u7a7a\u6240\u6709\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>FLUSHALL<\/code> \u547d\u4ee4\uff1a<\/p>\n<pre><code>FLUSHALL<\/code><\/pre>\n<p>\u9019\u4e9b\u547d\u4ee4\u6703\u7acb\u5373\u91cb\u653e\u6240\u6709\u5167\u5b58\uff0c\u4f46\u9700\u8b39\u614e\u4f7f\u7528\uff0c\u56e0\u70ba\u9019\u5c07\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u3002<\/p>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e5%92%8c%e5%84%aa%e5%8c%96%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8-UrZiHHnEDh\">\u76e3\u63a7\u548c\u512a\u5316\u5167\u5b58\u4f7f\u7528<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u7ba1\u7406 Redis \u7684\u5167\u5b58\uff0c\u5b9a\u671f\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u5fc5\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528 <code>INFO memory<\/code> \u547d\u4ee4\u67e5\u770b\u5167\u5b58\u4f7f\u7528\u72c0\u6cc1\uff1a<\/p>\n<pre><code>INFO memory<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528 Redis \u63d0\u4f9b\u7684 <code>MONITOR<\/code> \u547d\u4ee4\u4f86\u5be6\u6642\u76e3\u63a7\u547d\u4ee4\u57f7\u884c\u60c5\u6cc1\uff0c\u5f9e\u800c\u627e\u51fa\u53ef\u80fd\u5c0e\u81f4\u5167\u5b58\u4f7f\u7528\u904e\u9ad8\u7684\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-UrZiHHnEDh\">\u7d50\u8ad6<\/h2>\n<p>\u6709\u6548\u7684 Redis \u5167\u5b58\u7ba1\u7406\u5c0d\u65bc\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u6dd8\u6c70\u7b56\u7565\u3001\u624b\u52d5\u6e05\u7406\u5167\u5b58\u4ee5\u53ca\u5b9a\u671f\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u512a\u5316 Redis \u7684\u5167\u5b58\u4f7f\u7528\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u4e00\u500b\u91cd\u8981\u7684\u8003\u91cf\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd Redis \u5be6\u4f8b\u5728\u6700\u4f73\u74b0\u5883\u4e2d\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u9ad8\u6548\u6e05\u7406 Redis \u5167\u5b58\u7684\u6709\u6548\u65b9\u6848\uff0c\u63d0\u5347\u6027\u80fd\uff0c\u512a\u5316\u8cc7\u6e90\u4f7f\u7528\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u904b\u884c\u6d41\u66a2\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-158183","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158183","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=158183"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158183\/revisions"}],"predecessor-version":[{"id":158184,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/158183\/revisions\/158184"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=158183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=158183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=158183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}