{"id":107452,"date":"2024-10-23T18:38:50","date_gmt":"2024-10-23T10:38:50","guid":{"rendered":"https:\/\/server.hk\/cnblog\/107452\/"},"modified":"2024-10-23T18:38:51","modified_gmt":"2024-10-23T10:38:51","slug":"redis-%e6%a9%ab%e5%90%91%e6%93%b4%e5%ae%b9%e6%8f%90%e9%ab%98%e5%ad%98%e5%84%b2%e7%a9%ba%e9%96%93%ef%bc%8c%e6%94%b9%e5%96%84%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/107452\/","title":{"rendered":"Redis \u6a6b\u5411\u64f4\u5bb9\u63d0\u9ad8\u5b58\u5132\u7a7a\u9593\uff0c\u6539\u5584\u6027\u80fd"},"content":{"rendered":"<h1 id=\"redis-%e6%a9%ab%e5%90%91%e6%93%b4%e5%ae%b9%e6%8f%90%e9%ab%98%e5%ad%98%e5%84%b2%e7%a9%ba%e9%96%93%ef%bc%8c%e6%94%b9%e5%96%84%e6%80%a7%e8%83%bd-gVZMEshqDp\">Redis \u6a6b\u5411\u64f4\u5bb9\u63d0\u9ad8\u5b58\u5132\u7a7a\u9593\uff0c\u6539\u5584\u6027\u80fd<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u589e\u9577\uff0c\u55ae\u4e00 Redis \u5be6\u4f8b\u53ef\u80fd\u7121\u6cd5\u6eff\u8db3\u5b58\u5132\u7a7a\u9593\u548c\u6027\u80fd\u7684\u9700\u6c42\uff0c\u56e0\u6b64\u6a6b\u5411\u64f4\u5bb9\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%a9%ab%e5%90%91%e6%93%b4%e5%ae%b9%ef%bc%9f-gVZMEshqDp\">\u4ec0\u9ebc\u662f\u6a6b\u5411\u64f4\u5bb9\uff1f<\/h2>\n<p>\u6a6b\u5411\u64f4\u5bb9\uff08Horizontal Scaling\uff09\u662f\u6307\u901a\u904e\u589e\u52a0\u66f4\u591a\u7684\u4f3a\u670d\u5668\u4f86\u64f4\u5c55\u7cfb\u7d71\u7684\u80fd\u529b\uff0c\u800c\u4e0d\u662f\u901a\u904e\u63d0\u5347\u55ae\u4e00\u4f3a\u670d\u5668\u7684\u6027\u80fd\uff08\u7e31\u5411\u64f4\u5bb9\uff09\u3002\u5728 Redis \u7684\u60c5\u5883\u4e0b\uff0c\u9019\u610f\u5473\u8457\u53ef\u4ee5\u901a\u904e\u589e\u52a0\u66f4\u591a\u7684 Redis \u5be6\u4f8b\u4f86\u5206\u6563\u6578\u64da\u548c\u8acb\u6c42\u8ca0\u8f09\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u548c\u5b58\u5132\u80fd\u529b\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e6%a9%ab%e5%90%91%e6%93%b4%e5%ae%b9%e6%96%b9%e6%b3%95-gVZMEshqDp\">Redis \u7684\u6a6b\u5411\u64f4\u5bb9\u65b9\u6cd5<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5e7e\u7a2e\u6a6b\u5411\u64f4\u5bb9\u7684\u65b9\u6cd5\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<ul>\n<li><strong>\u5206\u7247\uff08Sharding\uff09<\/strong>: \u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b Redis \u5be6\u4f8b\u4e2d\uff0c\u6bcf\u500b\u5be6\u4f8b\u53ea\u5b58\u5132\u6578\u64da\u7684\u4e00\u90e8\u5206\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u5b58\u5132\u7a7a\u9593\u548c\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u4e3b\u5f9e\u8907\u88fd\uff08Master-Slave Replication\uff09<\/strong>: \u5728\u4e3b\u4f3a\u670d\u5668\u4e0a\u9032\u884c\u5beb\u5165\u64cd\u4f5c\uff0c\u5f9e\u4f3a\u670d\u5668\u5247\u7528\u65bc\u8b80\u53d6\u64cd\u4f5c\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u4e3b\u4f3a\u670d\u5668\u7684\u8ca0\u64d4\uff0c\u63d0\u9ad8\u8b80\u53d6\u6027\u80fd\u3002<\/li>\n<li><strong>Redis Cluster<\/strong>: Redis Cluster \u662f\u4e00\u7a2e\u539f\u751f\u7684\u5206\u7247\u89e3\u6c7a\u65b9\u6848\uff0c\u652f\u6301\u81ea\u52d5\u5206\u7247\u548c\u6545\u969c\u8f49\u79fb\u3002\u5b83\u80fd\u5920\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u81ea\u52d5\u5206\u914d\u6578\u64da\uff0c\u4e26\u5728\u67d0\u500b\u7bc0\u9ede\u5931\u6548\u6642\u81ea\u52d5\u9032\u884c\u6545\u969c\u8f49\u79fb\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%a9%ab%e5%90%91%e6%93%b4%e5%ae%b9%e7%9a%84%e5%84%aa%e5%8b%a2-gVZMEshqDp\">\u6a6b\u5411\u64f4\u5bb9\u7684\u512a\u52e2<\/h2>\n<p>\u6a6b\u5411\u64f4\u5bb9\u70ba Redis \u5e36\u4f86\u4e86\u591a\u65b9\u9762\u7684\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u63d0\u9ad8\u53ef\u7528\u6027<\/strong>: \u901a\u904e\u591a\u500b\u5be6\u4f8b\u7684\u90e8\u7f72\uff0c\u5373\u4f7f\u67d0\u500b\u5be6\u4f8b\u51fa\u73fe\u6545\u969c\uff0c\u7cfb\u7d71\u4ecd\u7136\u53ef\u4ee5\u7e7c\u7e8c\u904b\u884c\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u53ef\u7528\u6027\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027<\/strong>: \u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0c\u53ef\u4ee5\u6839\u64da\u9700\u8981\u96a8\u6642\u6dfb\u52a0\u65b0\u7684 Redis \u5be6\u4f8b\uff0c\u9748\u6d3b\u61c9\u5c0d\u6d41\u91cf\u7684\u8b8a\u5316\u3002<\/li>\n<li><strong>\u6027\u80fd\u63d0\u5347<\/strong>: \u901a\u904e\u5206\u6563\u8acb\u6c42\u8ca0\u8f09\uff0c\u6a6b\u5411\u64f4\u5bb9\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u8655\u7406\u80fd\u529b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be-redis-%e6%a9%ab%e5%90%91%e6%93%b4%e5%ae%b9%e7%9a%84%e7%a4%ba%e4%be%8b-gVZMEshqDp\">\u5be6\u73fe Redis \u6a6b\u5411\u64f4\u5bb9\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Redis \u5206\u7247\u5be6\u73fe\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n# \u5047\u8a2d\u6211\u5011\u6709\u4e09\u500b Redis \u5be6\u4f8b\nredis1 = Redis(host='192.168.1.1', port=6379)\nredis2 = Redis(host='192.168.1.2', port=6379)\nredis3 = Redis(host='192.168.1.3', port=6379)\n\n# \u5c07\u6578\u64da\u5206\u7247\ndef get_redis_instance(key):\n    shard = hash(key) % 3  # \u7c21\u55ae\u7684\u54c8\u5e0c\u5206\u7247\n    if shard == 0:\n        return redis1\n    elif shard == 1:\n        return redis2\n    else:\n        return redis3\n\n# \u4f7f\u7528\u793a\u4f8b\nkey = \"example_key\"\nredis_instance = get_redis_instance(key)\nredis_instance.set(key, \"example_value\")\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-gVZMEshqDp\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u6a6b\u5411\u64f4\u5bb9\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u5b58\u5132\u7a7a\u9593\uff0c\u9084\u80fd\u6539\u5584\u6027\u80fd\uff0c\u70ba\u61c9\u7528\u7a0b\u5e8f\u63d0\u4f9b\u66f4\u9ad8\u7684\u53ef\u7528\u6027\u548c\u64f4\u5c55\u6027\u3002\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u589e\u9577\uff0c\u9078\u64c7\u5408\u9069\u7684\u6a6b\u5411\u64f4\u5bb9\u7b56\u7565\u5c07\u6210\u70ba\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684 Redis \u90e8\u7f72\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u5be6\u73fe\u6a6b\u5411\u64f4\u5bb9\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u6a6b\u5411\u64f4\u5bb9\u53ef\u6709\u6548\u63d0\u9ad8\u5b58\u5132\u7a7a\u9593\u8207\u6027\u80fd\uff0c\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u8655\u7406\u8207\u5feb\u901f\u97ff\u61c9\uff0c\u6eff\u8db3\u5927\u898f\u6a21\u61c9\u7528\u9700\u6c42\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-107452","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/107452","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=107452"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/107452\/revisions"}],"predecessor-version":[{"id":107453,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/107452\/revisions\/107453"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=107452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=107452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=107452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}