{"id":160983,"date":"2024-11-04T02:38:21","date_gmt":"2024-11-03T18:38:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160983\/"},"modified":"2024-11-04T02:38:22","modified_gmt":"2024-11-03T18:38:22","slug":"%e7%b7%a9%e8%a7%a3-redis-%e7%b7%a9%e5%ad%98%e5%88%86%e7%89%87%e9%81%b7%e7%a7%bb%e7%9a%84%e6%8a%80%e8%a1%93%e4%b9%8b%e9%81%93%ef%bc%88redis-%e7%b7%a9%e5%ad%98%e5%88%86%e7%89%87%e9%81%b7%e7%a7%bb","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160983\/","title":{"rendered":"\u7de9\u89e3 Redis \u7de9\u5b58\u5206\u7247\u9077\u79fb\u7684\u6280\u8853\u4e4b\u9053\uff08redis \u7de9\u5b58\u5206\u7247\u9077\u79fb\uff09"},"content":{"rendered":"<h1 id=\"%e7%b7%a9%e8%a7%a3-redis-%e7%b7%a9%e5%ad%98%e5%88%86%e7%89%87%e9%81%b7%e7%a7%bb%e7%9a%84%e6%8a%80%e8%a1%93%e4%b9%8b%e9%81%93-mCrcXFqqdN\">\u7de9\u89e3 Redis \u7de9\u5b58\u5206\u7247\u9077\u79fb\u7684\u6280\u8853\u4e4b\u9053<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002\u7136\u800c\uff0c\u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0cRedis \u7684\u7de9\u5b58\u5206\u7247\u9077\u79fb\u554f\u984c\u9010\u6f38\u6d6e\u73fe\uff0c\u9019\u5c0d\u65bc\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u9020\u6210\u4e86\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u7de9\u89e3 Redis \u7de9\u5b58\u5206\u7247\u9077\u79fb\u7684\u6280\u8853\u4e4b\u9053\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316 Redis \u74b0\u5883\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e7%b7%a9%e5%ad%98%e5%88%86%e7%89%87%e9%81%b7%e7%a7%bb%ef%bc%9f-mCrcXFqqdN\">\u4ec0\u9ebc\u662f Redis \u7de9\u5b58\u5206\u7247\u9077\u79fb\uff1f<\/h2>\n<p>Redis \u7de9\u5b58\u5206\u7247\u9077\u79fb\u662f\u6307\u5728 Redis \u96c6\u7fa4\u4e2d\uff0c\u5c07\u6578\u64da\u5f9e\u4e00\u500b\u5206\u7247\uff08Shard\uff09\u9077\u79fb\u5230\u53e6\u4e00\u500b\u5206\u7247\u7684\u904e\u7a0b\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u589e\u52a0\u6216\u6e1b\u5c11\u7bc0\u9ede\u6578\u91cf\u4ee5\u61c9\u5c0d\u6d41\u91cf\u8b8a\u5316\u3002<\/li>\n<li>\u91cd\u65b0\u5e73\u8861\u6578\u64da\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li>\u7dad\u8b77\u6216\u5347\u7d1a\u7bc0\u9ede\u3002<\/li>\n<\/ul>\n<p>\u9019\u4e00\u904e\u7a0b\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u70ba\u5728\u9077\u79fb\u671f\u9593\uff0c\u8acb\u6c42\u53ef\u80fd\u6703\u88ab\u91cd\u5b9a\u5411\uff0c\u4e26\u4e14\u6578\u64da\u7684\u4e00\u81f4\u6027\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/p>\n<h2 id=\"%e7%b7%a9%e8%a7%a3%e5%88%86%e7%89%87%e9%81%b7%e7%a7%bb%e5%bd%b1%e9%9f%bf%e7%9a%84%e6%8a%80%e8%a1%93-mCrcXFqqdN\">\u7de9\u89e3\u5206\u7247\u9077\u79fb\u5f71\u97ff\u7684\u6280\u8853<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-redis-cluster-mCrcXFqqdN\">1. \u4f7f\u7528 Redis Cluster<\/h3>\n<p>Redis Cluster \u662f\u4e00\u7a2e\u539f\u751f\u7684\u5206\u7247\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u81ea\u52d5\u8655\u7406\u5206\u7247\u9077\u79fb\u3002\u7576\u96c6\u7fa4\u4e2d\u7684\u67d0\u500b\u7bc0\u9ede\u9700\u8981\u9077\u79fb\u6578\u64da\u6642\uff0cRedis Cluster \u6703\u81ea\u52d5\u5c07\u8acb\u6c42\u91cd\u5b9a\u5411\u5230\u6b63\u78ba\u7684\u7bc0\u9ede\uff0c\u5f9e\u800c\u6e1b\u5c11\u5c0d\u61c9\u7528\u7684\u5f71\u97ff\u3002\u9019\u6a23\u7684\u81ea\u52d5\u5316\u7ba1\u7406\u5927\u5927\u7c21\u5316\u4e86\u904b\u7dad\u5de5\u4f5c\u3002<\/p>\n<h3 id=\"2-%e5%a2%9e%e9%87%8f%e9%81%b7%e7%a7%bb-mCrcXFqqdN\">2. \u589e\u91cf\u9077\u79fb<\/h3>\n<p>\u589e\u91cf\u9077\u79fb\u662f\u4e00\u7a2e\u5c07\u6578\u64da\u5206\u6279\u6b21\u9077\u79fb\u7684\u6280\u8853\u3002\u9019\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u6e1b\u5c11\u5728\u9077\u79fb\u904e\u7a0b\u4e2d\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff\u3002\u5177\u9ad4\u5be6\u73fe\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<pre><code>\n# \u5047\u8a2d\u6709\u4e00\u500b\u6e90\u7bc0\u9ede\u548c\u76ee\u6a19\u7bc0\u9ede\nsource_node = \"source_redis\"\ntarget_node = \"target_redis\"\n\n# \u5b9a\u7fa9\u4e00\u500b\u51fd\u6578\u4f86\u9032\u884c\u589e\u91cf\u9077\u79fb\ndef incremental_migrate(source, target):\n    while has_more_data(source):\n        data_chunk = fetch_data_chunk(source)\n        send_data_chunk(target, data_chunk)\n        # \u7b49\u5f85\u4e00\u6bb5\u6642\u9593\u4ee5\u6e1b\u5c11\u8ca0\u8f09\n        time.sleep(0.1)\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e4%bb%a3%e7%90%86%e5%b1%a4-mCrcXFqqdN\">3. \u4f7f\u7528\u4ee3\u7406\u5c64<\/h3>\n<p>\u5728 Redis \u524d\u9762\u6dfb\u52a0\u4e00\u500b\u4ee3\u7406\u5c64\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u8acb\u6c42\u4e26\u6e1b\u5c11\u76f4\u63a5\u5c0d Redis \u7684\u5f71\u97ff\u3002\u9019\u6a23\uff0c\u7576\u9700\u8981\u9032\u884c\u5206\u7247\u9077\u79fb\u6642\uff0c\u4ee3\u7406\u5c64\u53ef\u4ee5\u8ca0\u8cac\u91cd\u5b9a\u5411\u8acb\u6c42\uff0c\u5f9e\u800c\u6e1b\u5c11\u5c0d\u7528\u6236\u7684\u5f71\u97ff\u3002<\/p>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e8%88%87%e9%a0%90%e8%ad%a6-mCrcXFqqdN\">4. \u76e3\u63a7\u8207\u9810\u8b66<\/h3>\n<p>\u5be6\u65bd\u6709\u6548\u7684\u76e3\u63a7\u7cfb\u7d71\u53ef\u4ee5\u53ca\u65e9\u767c\u73fe\u6f5b\u5728\u7684\u6027\u80fd\u554f\u984c\u3002\u901a\u904e\u76e3\u63a7 Redis \u7684\u6027\u80fd\u6307\u6a19\uff0c\u5982\u5ef6\u9072\u3001\u8acb\u6c42\u6578\u91cf\u548c\u932f\u8aa4\u7387\uff0c\u904b\u7dad\u4eba\u54e1\u53ef\u4ee5\u5728\u554f\u984c\u767c\u751f\u4e4b\u524d\u63a1\u53d6\u884c\u52d5\uff0c\u5f9e\u800c\u6e1b\u5c11\u5206\u7247\u9077\u79fb\u5c0d\u7cfb\u7d71\u7684\u5f71\u97ff\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-mCrcXFqqdN\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7de9\u5b58\u5206\u7247\u9077\u79fb\u662f\u4e00\u500b\u8907\u96dc\u7684\u904e\u7a0b\uff0c\u4f46\u901a\u904e\u4f7f\u7528 Redis Cluster\u3001\u589e\u91cf\u9077\u79fb\u3001\u4ee3\u7406\u5c64\u4ee5\u53ca\u6709\u6548\u7684\u76e3\u63a7\u7cfb\u7d71\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7de9\u89e3\u5176\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u9019\u4e9b\u65b9\u6cd5\u5c07\u4e0d\u65b7\u6f14\u5316\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316 Redis \u74b0\u5883\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 \u74b0\u5883\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u7de9\u89e3 Redis \u7de9\u5b58\u5206\u7247\u9077\u79fb\u7684\u6280\u8853\uff0c\u63d0\u5347\u6027\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u9ad8\u6548\u7ba1\u7406\u8207\u7121\u7e2b\u9077\u79fb\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-160983","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160983","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=160983"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160983\/revisions"}],"predecessor-version":[{"id":160984,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160983\/revisions\/160984"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160983"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160983"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160983"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}