{"id":68,"date":"2023-02-21T08:51:34","date_gmt":"2023-02-21T08:51:34","guid":{"rendered":"https:\/\/blessingcr.com\/?p=68"},"modified":"2023-02-21T08:51:35","modified_gmt":"2023-02-21T08:51:35","slug":"redis%e9%9b%86%e7%be%a4%e4%b8%8b%e7%9a%84%e5%88%86%e5%b8%83%e5%bc%8f%e9%94%81","status":"publish","type":"post","link":"https:\/\/blessingcr.com\/?p=68","title":{"rendered":"Redis\u96c6\u7fa4\u4e0b\u7684\u5206\u5e03\u5f0f\u9501"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"_xq9QGgZW\"><strong>Redis\u96c6\u7fa4\u65b9\u5f0f\u5171\u6709\u4e09\u79cd\uff1a\u4e3b\u4ece\u6a21\u5f0f\uff0c\u54e8\u5175\u6a21\u5f0f\uff0ccluster(\u96c6\u7fa4)\u6a21\u5f0f<\/strong><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\u4e3b\u4ece\u6a21\u5f0f\u4f1a\u4fdd\u8bc1\u6570\u636e\u5728\u4ece\u8282\u70b9\u8fd8\u6709\u4e00\u4efd\uff0c\u4f46\u662f\u4e3b\u8282\u70b9\u6302\u4e86\u4e4b\u540e\uff0c\u9700\u8981\u624b\u52a8\u628a\u4ece\u8282\u70b9\u5207\u6362\u4e3a\u4e3b\u8282\u70b9\u3002\u5b83\u975e\u5e38\u7b80\u5355\uff0c\u4f46\u662f\u5728\u5b9e\u9645\u7684\u751f\u4ea7\u73af\u5883\u4e2d\u662f\u5f88\u5c11\u4f7f\u7528\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u54e8\u5175\u6a21\u5f0f\u5c31\u662f\u4e3b\u4ece\u6a21\u5f0f\u7684\u5347\u7ea7\u7248\uff0c\u8be5\u6a21\u5f0f\u4e0b\u4f1a\u5bf9\u54cd\u5e94\u5f02\u5e38\u7684\u4e3b\u8282\u70b9\u8fdb\u884c\u4e3b\u89c2\u4e0b\u7ebf\u6216\u8005\u5ba2\u89c2\u4e0b\u7ebf\u7684\u64cd\u4f5c\uff0c\u5e76\u8fdb\u884c\u4e3b\u4ece\u5207\u6362\u3002\u5b83\u53ef\u4ee5\u4fdd\u8bc1\u9ad8\u53ef\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">cluster (\u96c6\u7fa4)\u6a21\u5f0f\u4fdd\u8bc1\u7684\u662f\u9ad8\u5e76\u53d1\uff0c\u6574\u4e2a\u96c6\u7fa4\u5206\u62c5\u6240\u6709\u6570\u636e\uff0c\u4e0d\u540c\u7684 key \u4f1a\u653e\u5230\u4e0d\u540c\u7684 Redis \u4e2d\u3002\u6bcf\u4e2a Redis \u5bf9\u5e94\u4e00\u90e8\u5206\u7684\u69fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uff08\u4e0a\u9762\u4e09\u79cd\u6a21\u5f0f\u4e5f\u662f\u9762\u8bd5\u91cd\u70b9\uff0c\u53ef\u4ee5\u8bf4\u5f88\u591a\u9053\u9053\u51fa\u6765\uff0c\u7531\u4e8e\u4e0d\u662f\u672c\u6587\u91cd\u70b9\u5c31\u4e0d\u8be6\u7ec6\u63cf\u8ff0\u4e86\u3002\u4e3b\u8981\u8868\u8fbe\u7684\u610f\u601d\u662f\u4f60\u5f97\u5728\u9762\u8bd5\u7684\u65f6\u5019\u9047\u5230\u76f8\u5173\u95ee\u9898\uff0c\u9700\u8981\u5c55\u793a\u81ea\u5df1\u662f\u77e5\u9053\u8fd9\u4e9b\u4e1c\u897f\u7684\uff0c\u90fd\u662f\u9762\u8bd5\u7684\u5957\u8def\u3002\uff09 &nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4e0a\u9762\u63cf\u8ff0\u7684\u96c6\u7fa4\u6a21\u5f0f\u4e0b\u8fd8\u662f\u4f1a\u51fa\u73b0\u4e00\u4e2a\u95ee\u9898\uff0c\u7531\u4e8e\u8282\u70b9\u4e4b\u95f4\u662f\u91c7\u7528\u5f02\u6b65\u901a\u4fe1\u7684\u65b9\u5f0f\u3002\u5982\u679c\u521a\u521a\u5728 Master \u8282\u70b9\u4e0a\u52a0\u4e86\u9501\uff0c\u4f46\u662f\u6570\u636e\u8fd8\u6ca1\u88ab\u540c\u6b65\u5230 Salve\u3002\u8fd9\u65f6 Master \u8282\u70b9\u6302\u4e86\uff0c\u5b83\u4e0a\u9762\u7684\u9501\u5c31\u6ca1\u4e86\uff0c\u7b49\u65b0\u7684 Master \u51fa\u6765\u540e\uff08\u4e3b\u4ece\u6a21\u5f0f\u7684\u624b\u52a8\u5207\u6362\u6216\u8005\u54e8\u5175\u6a21\u5f0f\u7684\u4e00\u6b21 failover \u7684\u8fc7\u7a0b\uff09\uff0c\u5c31\u53ef\u4ee5\u518d\u6b21\u83b7\u53d6\u540c\u6837\u7684\u9501\uff0c\u51fa\u73b0\u4e00\u628a\u9501\u88ab\u62ff\u5230\u4e86\u4e24\u6b21\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9501\u90fd\u88ab\u62ff\u4e86\u4e24\u6b21\u4e86\uff0c\u4e5f\u5c31\u4e0d\u6ee1\u8db3\u5b89\u5168\u6027\u4e86\u3002<strong>\u4e00\u4e2a\u5b89\u5168\u7684\u9501\uff0c\u4e0d\u7ba1\u662f\u4e0d\u662f\u5206\u5e03\u5f0f\u7684\uff0c\u5728\u4efb\u610f\u4e00\u4e2a\u65f6\u523b\uff0c\u90fd\u53ea\u6709\u4e00\u4e2a\u5ba2\u6237\u7aef\u6301\u6709\u3002<\/strong><\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"__Verzguw\">Redisson \u5b9e\u73b0\uff08\u5355\u673a\u90e8\u7f72\u65f6\uff09<\/h1>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">Redisson \u662f\u4e00\u4e2a\u5f00\u6e90\u7684 Java \u8bed\u8a00 Redis \u5ba2\u6237\u7aef\uff0c\u63d0\u4f9b\u4e86\u5f88\u591a\u5f00\u7bb1\u5373\u7528\u7684\u529f\u80fd\uff0c\u4e0d\u4ec5\u4ec5\u5305\u62ec\u591a\u79cd\u5206\u5e03\u5f0f\u9501\u7684\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redisson \u4e2d\u7684\u5206\u5e03\u5f0f\u9501\u81ea\u5e26\u81ea\u52a8\u7eed\u671f\u673a\u5236\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u4e2a\u4e13\u95e8\u7528\u6765\u76d1\u63a7\u9501\u7684&nbsp;<strong>Watch Dog\uff08 \u770b\u95e8\u72d7\uff09<\/strong>\uff0c\u5982\u679c\u64cd\u4f5c\u5171\u4eab\u8d44\u6e90\u7684\u8fd8\u672a\u5b8c\u6210\u7684\u8bdd\uff0cWatch Dog \u4f1a\u4e0d\u65ad\u5730\u5ef6\u957f\u9501\u7684\u8fc7\u671f\u65f6\u95f4\uff0c\u8fdb\u800c\u4fdd\u8bc1\u9501\u4e0d\u4f1a\u56e0\u4e3a\u8d85\u65f6\u800c\u88ab\u91ca\u653e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u8fd9\u91cc\u4ee5 Redisson \u7684\u5206\u5e03\u5f0f\u53ef\u91cd\u5165\u9501&nbsp;RLock&nbsp;\u4e3a\u4f8b\u6765\u8bf4\u660e\u5982\u4f55\u4f7f\u7528 Redisson \u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\/ 1.\u83b7\u53d6\u6307\u5b9a\u7684\u5206\u5e03\u5f0f\u9501\u5bf9\u8c61<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RLock lock = redisson.getLock(\"lock\");<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\/ 2.\u62ff\u9501\uff0c\u5177\u6709 Watch Dog \u81ea\u52a8\u7eed\u671f\u673a\u5236<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">lock.lock();<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\/ 3.\u6267\u884c\u4e1a\u52a1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">...<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\/ 4.\u91ca\u653e\u9501<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">lock.unlock();<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u770b\u51fa\uff0c\u4ee3\u7801\u975e\u5e38\u7b80\u6d01\u76f4\u89c2\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4f7f\u7528 Redis \u6765\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u7684\u8bdd\uff0c\u8fd8\u662f\u6bd4\u8f83\u63a8\u8350\u76f4\u63a5\u57fa\u4e8e Redisson \u6765\u505a\u7684\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"_VQrhwNeu\">\u5206\u5e03\u5f0fRedis\u4e0b\u7684\u52a0\u9501--RedLock<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u907f\u514d\u5355\u70b9\u6545\u969c\uff0c\u751f\u4ea7\u73af\u5883\u4e0b\u7684 Redis \u670d\u52a1\u901a\u5e38\u662f\u96c6\u7fa4\u5316\u90e8\u7f72\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redis \u96c6\u7fa4\u4e0b\uff0c\u4e0a\u9762\u4ecb\u7ecd\u5230\u7684\u5206\u5e03\u5f0f\u9501\u7684\u5b9e\u73b0\u4f1a\u5b58\u5728\u4e00\u4e9b\u95ee\u9898\u3002\u7531\u4e8e Redis \u96c6\u7fa4\u6570\u636e\u540c\u6b65\u5230\u5404\u4e2a\u8282\u70b9\u65f6\u662f\u5f02\u6b65\u7684\uff0c\u5982\u679c\u5728 Redis \u4e3b\u8282\u70b9\u83b7\u53d6\u5230\u9501\u540e\uff0c\u5728\u6ca1\u6709\u540c\u6b65\u5230\u5176\u4ed6\u8282\u70b9\u65f6\uff0cRedis \u4e3b\u8282\u70b9\u5b95\u673a\u4e86\uff0c\u6b64\u65f6\u65b0\u7684 Redis \u4e3b\u8282\u70b9\u4f9d\u7136\u53ef\u4ee5\u83b7\u53d6\u9501\uff0c\u6240\u4ee5\u591a\u4e2a\u5e94\u7528\u670d\u52a1\u5c31\u53ef\u4ee5\u540c\u65f6\u83b7\u53d6\u5230\u9501\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9488\u5bf9\u8fd9\u4e2a\u95ee\u9898\uff0cRedis \u4e4b\u7236 antirez \u8bbe\u8ba1\u4e86&nbsp;<a href=\"https:\/\/redis.io\/topics\/distlock\" target=\"_blank\" rel=\"noreferrer noopener\">Redlock \u7b97\u6cd5open in new window<\/a>&nbsp;\u6765\u89e3\u51b3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redlock \u7b97\u6cd5\u7684\u601d\u60f3\u662f\u8ba9\u5ba2\u6237\u7aef\u5411 Redis \u96c6\u7fa4\u4e2d\u7684\u591a\u4e2a\u72ec\u7acb\u7684 Redis \u5b9e\u4f8b\u4f9d\u6b21\u8bf7\u6c42\u7533\u8bf7\u52a0\u9501\uff0c\u5982\u679c\u5ba2\u6237\u7aef\u80fd\u591f\u548c\u534a\u6570\u4ee5\u4e0a\u7684\u5b9e\u4f8b\u6210\u529f\u5730\u5b8c\u6210\u52a0\u9501\u64cd\u4f5c\uff0c\u90a3\u4e48\u6211\u4eec\u5c31\u8ba4\u4e3a\uff0c\u5ba2\u6237\u7aef\u6210\u529f\u5730\u83b7\u5f97\u5206\u5e03\u5f0f\u9501\uff0c\u5426\u5219\u52a0\u9501\u5931\u8d25\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5373\u4f7f\u90e8\u5206 Redis \u8282\u70b9\u51fa\u73b0\u95ee\u9898\uff0c\u53ea\u8981\u4fdd\u8bc1 Redis \u96c6\u7fa4\u4e2d\u6709\u534a\u6570\u4ee5\u4e0a\u7684 Redis \u8282\u70b9\u53ef\u7528\uff0c\u5206\u5e03\u5f0f\u9501\u670d\u52a1\u5c31\u662f\u6b63\u5e38\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redlock \u662f\u76f4\u63a5\u64cd\u4f5c Redis \u8282\u70b9\u7684\uff0c\u5e76\u4e0d\u662f\u901a\u8fc7 Redis \u96c6\u7fa4\u64cd\u4f5c\u7684\uff0c\u8fd9\u6837\u624d\u53ef\u4ee5\u907f\u514d Redis \u96c6\u7fa4\u4e3b\u4ece\u5207\u6362\u5bfc\u81f4\u7684\u9501\u4e22\u5931\u95ee\u9898\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redlock \u5b9e\u73b0\u6bd4\u8f83\u590d\u6742\uff0c\u6027\u80fd\u6bd4\u8f83\u5dee\uff0c\u53d1\u751f\u65f6\u949f\u53d8\u8fc1\u7684\u60c5\u51b5\u4e0b\u8fd8\u5b58\u5728\u5b89\u5168\u6027\u9690\u60a3\u3002\u300a\u6570\u636e\u5bc6\u96c6\u578b\u5e94\u7528\u7cfb\u7edf\u8bbe\u8ba1\u300b\u4e00\u4e66\u7684\u4f5c\u8005 Martin Kleppmann \u66fe\u7ecf\u4e13\u95e8\u53d1\u6587\u603c\u8fc7 Redlock\uff0c\u4ed6\u8ba4\u4e3a\u8fd9\u662f\u4e00\u4e2a\u5f88\u5dee\u7684\u5206\u5e03\u5f0f\u9501\u5b9e\u73b0\u3002\u611f\u5174\u8da3\u7684\u670b\u53cb\u53ef\u4ee5\u770b\u770b<a href=\"https:\/\/mp.weixin.qq.com\/s?__biz=Mzg3NjU3NTkwMQ==&amp;mid=2247505097&amp;idx=1&amp;sn=5c03cb769c4458350f4d4a321ad51f5a&amp;source=41#wechat_redirect\" target=\"_blank\" rel=\"noreferrer noopener\">Redis \u9501\u4ece\u9762\u8bd5\u8fde\u73af\u70ae\u804a\u5230\u795e\u4ed9\u6253\u67b6open in new window<\/a>\u8fd9\u7bc7\u6587\u7ae0\uff0c\u6709\u8be6\u7ec6\u4ecb\u7ecd\u5230 antirez \u548c Martin Kleppmann \u5173\u4e8e Redlock \u7684\u6fc0\u70c8\u8fa9\u8bba\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9e\u9645\u9879\u76ee\u4e2d\u4e0d\u5efa\u8bae\u4f7f\u7528 Redlock \u7b97\u6cd5\uff0c\u6210\u672c\u548c\u6536\u76ca\u4e0d\u6210\u6b63\u6bd4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4e0d\u662f\u975e\u8981\u5b9e\u73b0\u7edd\u5bf9\u53ef\u9760\u7684\u5206\u5e03\u5f0f\u9501\u7684\u8bdd\uff0c\u5176\u5b9e\u5355\u673a\u7248 Redis \u5c31\u5b8c\u5168\u591f\u4e86\uff0c\u5b9e\u73b0\u7b80\u5355\uff0c\u6027\u80fd\u4e5f\u975e\u5e38\u9ad8\u3002\u5982\u679c\u4f60\u5fc5\u987b\u8981\u5b9e\u73b0\u4e00\u4e2a\u7edd\u5bf9\u53ef\u9760\u7684\u5206\u5e03\u5f0f\u9501\u7684\u8bdd\uff0c\u53ef\u4ee5\u57fa\u4e8e Zookeeper \u6765\u505a\uff0c\u53ea\u662f\u6027\u80fd\u4f1a\u5dee\u4e00\u4e9b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis\u96c6\u7fa4\u65b9\u5f0f\u5171\u6709\u4e09\u79cd\uff1a\u4e3b\u4ece\u6a21\u5f0f\uff0c\u54e8\u5175\u6a21\u5f0f\uff0ccluster(\u96c6\u7fa4)\u6a21\u5f0f \u5176\u4e2d\u4e3b\u4ece\u6a21\u5f0f\u4f1a\u4fdd\u8bc1\u6570\u636e\u5728\u4ece\u8282\u70b9\u8fd8\u6709 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[34],"class_list":["post-68","post","type-post","status-publish","format-standard","hentry","category-redis","tag-redis"],"_links":{"self":[{"href":"https:\/\/blessingcr.com\/index.php?rest_route=\/wp\/v2\/posts\/68","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blessingcr.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blessingcr.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blessingcr.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blessingcr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=68"}],"version-history":[{"count":1,"href":"https:\/\/blessingcr.com\/index.php?rest_route=\/wp\/v2\/posts\/68\/revisions"}],"predecessor-version":[{"id":69,"href":"https:\/\/blessingcr.com\/index.php?rest_route=\/wp\/v2\/posts\/68\/revisions\/69"}],"wp:attachment":[{"href":"https:\/\/blessingcr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=68"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blessingcr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=68"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blessingcr.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=68"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}