{"id":5080,"date":"2024-11-14T10:54:05","date_gmt":"2024-11-14T02:54:05","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5080\/"},"modified":"2024-11-14T10:54:05","modified_gmt":"2024-11-14T02:54:05","slug":"redis%e7%bc%93%e5%ad%98%e5%a4%b1%e6%95%88%e6%80%8e%e4%b9%88%e5%8a%9e","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5080\/","title":{"rendered":"redis\u7f13\u5b58\u5931\u6548\u600e\u4e48\u529e"},"content":{"rendered":"<p><strong> \u7f13\u5b58\u5931\u6548\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p><strong>\u4ec0\u4e48\u662f Redis \u7f13\u5b58\u5931\u6548\uff1f<\/strong><\/p>\n<p>Redis \u7f13\u5b58\u5931\u6548\u662f\u6307\u7f13\u5b58\u4e2d\u5b58\u50a8\u7684\u6570\u636e\u4e0d\u518d\u6709\u6548\u6216\u8fc7\u671f\u3002\u8fd9\u4f1a\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u8bbf\u95ee\u9648\u65e7\u7684\u6570\u636e\uff0c\u5f71\u54cd\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n<p><strong>Redis \u7f13\u5b58\u5931\u6548\u7684\u7c7b\u578b<\/strong><\/p>\n<p>Redis \u7f13\u5b58\u5931\u6548\u5206\u4e3a\u4e24\u79cd\u4e3b\u8981\u7c7b\u578b\uff1a<\/p>\n<ul>\n<li> <strong>\u952e\u5931\u6548 (Key Expiration)\uff1a<\/strong>\u8bbe\u7f6e\u4e86 TTL\uff08\u751f\u5b58\u65f6\u95f4\uff09\u7684\u952e\u5728\u8fc7\u671f\u540e\u5931\u6548\u3002<\/li>\n<li> <strong>LRU \u5931\u6548 (Least Recently Used)\uff1a<\/strong>\u5f53 Redis \u8fbe\u5230\u6700\u5927\u5185\u5b58\u9650\u5236\u65f6\uff0c\u6dd8\u6c70\u6700\u957f\u65f6\u95f4\u672a\u4f7f\u7528\u7684\u952e\u4ee5\u817e\u51fa\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n<p><strong>redis \u7f13\u5b58\u5931\u6548\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u89e3\u51b3 Redis \u7f13\u5b58\u5931\u6548\u6709\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u81ea\u52a8\u5931\u6548<\/strong><\/p>\n<ul>\n<li>\u8bbe\u7f6e\u952e\u7684 TTL\uff1a\u4f7f\u7528 EXPIRE \u6216 EXPIREAT \u547d\u4ee4\u8bbe\u7f6e\u952e\u7684\u8fc7\u671f\u65f6\u95f4\u3002<\/li>\n<li>\u4f7f\u7528 Redis \u6301\u4e45\u5316\uff1a\u4f7f\u7528 RDB \u6216 AOF \u6301\u4e45\u5316\u673a\u5236\u5c06\u6570\u636e\u4fdd\u5b58\u5230\u78c1\u76d8\uff0c\u5373\u4f7f Redis \u91cd\u542f\u540e\u4e5f\u4fdd\u7559\u6570\u636e\u3002<\/li>\n<\/ul>\n<p><strong>2. \u624b\u52a8\u5931\u6548<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528 DEL \u547d\u4ee4\uff1a\u663e\u5f0f\u5220\u9664\u65e0\u6548\u7684\u952e\u3002<\/li>\n<li>\u4f7f\u7528 UNLINK \u547d\u4ee4\uff1a\u5f02\u6b65\u5220\u9664\u952e\uff0c\u4e0d\u4f1a\u963b\u585e Redis \u5b9e\u4f8b\u3002<\/li>\n<\/ul>\n<p><strong>3. \u5e94\u7528\u7a0b\u5e8f\u7ea7\u5904\u7406<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u7248\u672c\u63a7\u5236\uff1a\u6bcf\u4e2a\u6570\u636e\u9879\u5b58\u50a8\u4e00\u4e2a\u7248\u672c\u53f7\uff0c\u5e94\u7528\u7a0b\u5e8f\u5728\u8bbf\u95ee\u6570\u636e\u65f6\u68c0\u67e5\u7248\u672c\u53f7\u4ee5\u786e\u5b9a\u6570\u636e\u662f\u5426\u6709\u6548\u3002<\/li>\n<li>\u4f7f\u7528 Etag \u6216 Last-Modified \u5934\uff1a\u8fd9\u4e9b HTTP \u5934\u5141\u8bb8\u5e94\u7528\u7a0b\u5e8f\u5728\u8bf7\u6c42\u6570\u636e\u65f6\u9a8c\u8bc1\u6570\u636e\u662f\u5426\u5df2\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<p><strong>4. \u7f13\u5b58\u7b56\u7565<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u7f13\u5b58\u7a7f\u900f\u4fdd\u62a4\uff1a\u7f13\u5b58\u67e5\u8be2\u7ed3\u679c\uff0c\u5373\u4f7f\u67e5\u8be2\u7ed3\u679c\u4e3a\u7a7a\uff0c\u4e5f\u53ef\u4ee5\u9632\u6b62\u5bf9\u540e\u7aef\u7684\u91cd\u590d\u67e5\u8be2\u3002<\/li>\n<li>\u4f7f\u7528\u7f13\u5b58\u9884\u70ed\uff1a\u5b9a\u671f\u5c06\u6570\u636e\u52a0\u8f7d\u5230\u7f13\u5b58\u4e2d\uff0c\u9632\u6b62\u7f13\u5b58\u51b7\u542f\u52a8\u65f6\u7684\u5931\u6548\u3002<\/li>\n<\/ul>\n<p><strong>\u9009\u62e9\u6700\u4f73\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u6700\u4f73\u7684 Redis \u7f13\u5b58\u5931\u6548\u89e3\u51b3\u65b9\u6848\u53d6\u51b3\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684\u7279\u5b9a\u9700\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u51c6\u5219\uff1a<\/p>\n<ul>\n<li> <strong>\u81ea\u52a8\u5931\u6548\uff1a<\/strong>\u9002\u7528\u4e8e\u5177\u6709\u660e\u786e\u8fc7\u671f\u65f6\u95f4\u7684\u7f13\u5b58\u3002<\/li>\n<li> <strong>\u624b\u52a8\u5931\u6548\uff1a<\/strong>\u9002\u7528\u4e8e\u9700\u8981\u57fa\u4e8e\u7279\u5b9a\u6761\u4ef6\u6216\u4e8b\u4ef6\u5220\u9664\u952e\u7684\u573a\u666f\u3002<\/li>\n<li> <strong>\u5e94\u7528\u7a0b\u5e8f\u7ea7\u5904\u7406\uff1a<\/strong>\u9002\u7528\u4e8e\u9700\u8981\u4fdd\u8bc1\u6570\u636e\u5f3a\u4e00\u81f4\u6027\u7684\u573a\u666f\u3002<\/li>\n<li> <strong>\u7f13\u5b58\u7b56\u7565\uff1a<\/strong>\u9002\u7528\u4e8e\u9700\u8981\u4f18\u5316\u7f13\u5b58\u6027\u80fd\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u7f13\u5b58\u5931\u6548\u600e\u4e48\u529e\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7f13\u5b58\u5931\u6548\u89e3\u51b3\u65b9\u6848 \u4ec0\u4e48\u662f Redis \u7f13\u5b58\u5931\u6548\uff1f Redis \u7f13\u5b58\u5931\u6548\u662f\u6307\u7f13\u5b58\u4e2d\u5b58\u50a8\u7684\u6570\u636e\u4e0d\u518d\u6709\u6548\u6216\u8fc7\u671f\u3002\u8fd9\u4f1a\u5bfc\u81f4\u5e94\u7528\u7a0b\u5e8f\u8bbf\u95ee\u9648\u65e7\u7684\u6570\u636e\uff0c\u5f71\u54cd\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u53ef\u9760\u6027\u3002 Redis \u7f13\u5b58\u5931\u6548\u7684\u7c7b\u578b Redis \u7f13\u5b58\u5931\u6548\u5206\u4e3a\u4e24\u79cd\u4e3b\u8981\u7c7b\u578b\uff1a \u952e\u5931\u6548 (Key Expiration)\uff1a\u8bbe\u7f6e\u4e86 TTL\uff08\u751f\u5b58\u65f6\u95f4\uff09\u7684\u952e\u5728\u8fc7\u671f\u540e\u5931\u6548\u3002 LRU \u5931\u6548 (Least Recently Used)\uff1a\u5f53 Redis \u8fbe\u5230\u6700\u5927\u5185\u5b58\u9650\u5236\u65f6\uff0c\u6dd8\u6c70\u6700\u957f\u65f6\u95f4\u672a\u4f7f\u7528\u7684\u952e\u4ee5\u817e\u51fa\u7a7a\u95f4\u3002 redis \u7f13\u5b58\u5931\u6548\u89e3\u51b3\u65b9\u6848 \u89e3\u51b3 Redis \u7f13\u5b58\u5931\u6548\u6709\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a 1. \u81ea\u52a8\u5931\u6548 \u8bbe\u7f6e\u952e\u7684 TTL\uff1a\u4f7f\u7528 EXPIRE \u6216 EXPIREAT \u547d\u4ee4\u8bbe\u7f6e\u952e\u7684\u8fc7\u671f\u65f6\u95f4\u3002 \u4f7f\u7528 Redis \u6301\u4e45\u5316\uff1a\u4f7f\u7528 RDB \u6216 AOF \u6301\u4e45\u5316\u673a\u5236\u5c06\u6570\u636e\u4fdd\u5b58\u5230\u78c1\u76d8\uff0c\u5373\u4f7f Redis \u91cd\u542f\u540e\u4e5f\u4fdd\u7559\u6570\u636e\u3002 2. \u624b\u52a8\u5931\u6548 \u4f7f\u7528 DEL \u547d\u4ee4\uff1a\u663e\u5f0f\u5220\u9664\u65e0\u6548\u7684\u952e\u3002 \u4f7f\u7528 UNLINK \u547d\u4ee4\uff1a\u5f02\u6b65\u5220\u9664\u952e\uff0c\u4e0d\u4f1a\u963b\u585e Redis \u5b9e\u4f8b\u3002 3. \u5e94\u7528\u7a0b\u5e8f\u7ea7\u5904\u7406 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5080","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5080","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5080"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5080\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5080"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5080"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5080"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}