{"id":129439,"date":"2024-10-26T21:39:17","date_gmt":"2024-10-26T13:39:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129439\/"},"modified":"2024-10-26T21:39:18","modified_gmt":"2024-10-26T13:39:18","slug":"redis%e9%8e%96%e7%88%ad%e5%a5%aa%e5%a4%b1%e6%95%97%e7%9a%84%e7%84%a1%e5%a5%88%e8%88%87%e6%8e%99%e6%89%8e%ef%bc%88redis-%e7%8d%b2%e5%8f%96%e4%b8%8d%e5%88%b0%e9%8e%96%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129439\/","title":{"rendered":"Redis\u9396\u722d\u596a\u5931\u6557\u7684\u7121\u5948\u8207\u6399\u624e\uff08redis \u7372\u53d6\u4e0d\u5230\u9396\uff09"},"content":{"rendered":"<h1 id=\"redis%e9%8e%96%e7%88%ad%e5%a5%aa%e5%a4%b1%e6%95%97%e7%9a%84%e7%84%a1%e5%a5%88%e8%88%87%e6%8e%99%e6%89%8e-VOfqWxcDaf\">Redis\u9396\u722d\u596a\u5931\u6557\u7684\u7121\u5948\u8207\u6399\u624e<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u9396\u7684\u7ba1\u7406\u662f\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u548c\u9632\u6b62\u7af6\u722d\u689d\u4ef6\u7684\u91cd\u8981\u624b\u6bb5\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u9396\u7684\u5be6\u73fe\u65b9\u5f0f\u3002\u7136\u800c\uff0c\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u7372\u53d6\u9396\u7684\u5931\u6557\u6642\u5e38\u767c\u751f\uff0c\u9019\u4e0d\u50c5\u5f71\u97ff\u4e86\u7cfb\u7d71\u7684\u6027\u80fd\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u7684\u4e0d\u4e00\u81f4\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u9396\u722d\u596a\u5931\u6557\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"redis%e9%8e%96%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-VOfqWxcDaf\">Redis\u9396\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u9396\u901a\u5e38\u662f\u901a\u904e\u8a2d\u7f6e\u4e00\u500b\u7279\u5b9a\u7684\u9375\u4f86\u5be6\u73fe\u7684\uff0c\u9019\u500b\u9375\u7684\u5b58\u5728\u8207\u5426\u6c7a\u5b9a\u4e86\u67d0\u500b\u8cc7\u6e90\u662f\u5426\u88ab\u9396\u5b9a\u3002\u6700\u5e38\u898b\u7684\u9396\u5be6\u73fe\u65b9\u5f0f\u662f\u4f7f\u7528SETNX\u547d\u4ee4\uff0c\u8a72\u547d\u4ee4\u53ea\u6709\u5728\u9375\u4e0d\u5b58\u5728\u6642\u624d\u6703\u8a2d\u7f6e\u9375\u7684\u503c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u9396\u5be6\u73fe\u793a\u4f8b\uff1a<\/p>\n<pre><code>SETNX lock_key unique_lock_value\nEXPIRE lock_key 10\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u53ea\u6709\u7576`lock_key`\u4e0d\u5b58\u5728\u6642\uff0c`unique_lock_value`\u624d\u6703\u88ab\u8a2d\u7f6e\uff0c\u4e26\u4e14\u8a72\u9396\u6703\u572810\u79d2\u5f8c\u81ea\u52d5\u904e\u671f\u3002<\/p>\n<h2 id=\"%e9%8e%96%e7%88%ad%e5%a5%aa%e5%a4%b1%e6%95%97%e7%9a%84%e5%8e%9f%e5%9b%a0-VOfqWxcDaf\">\u9396\u722d\u596a\u5931\u6557\u7684\u539f\u56e0<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u9396\u7684\u904e\u7a0b\u4e2d\uff0c\u9396\u722d\u596a\u5931\u6557\u7684\u539f\u56e0\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><strong>\u9396\u7684\u6301\u6709\u8005\u5d29\u6f70\uff1a<\/strong>\u5982\u679c\u6301\u6709\u9396\u7684\u9032\u7a0b\u5728\u672a\u91cb\u653e\u9396\u7684\u60c5\u6cc1\u4e0b\u5d29\u6f70\uff0c\u5176\u4ed6\u9032\u7a0b\u5c07\u7121\u6cd5\u7372\u53d6\u8a72\u9396\uff0c\u5c0e\u81f4\u9396\u722d\u596a\u5931\u6557\u3002<\/li>\n<li><strong>\u9396\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u4e0d\u7576\uff1a<\/strong>\u5982\u679c\u9396\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u5f97\u904e\u77ed\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u9396\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\u88ab\u81ea\u52d5\u91cb\u653e\uff0c\u5f9e\u800c\u4f7f\u5176\u4ed6\u9032\u7a0b\u7372\u53d6\u9396\u5931\u6557\u3002<\/li>\n<li><strong>\u9ad8\u4f75\u767c\u60c5\u6cc1\u4e0b\u7684\u7af6\u722d\uff1a<\/strong>\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u7576\u591a\u500b\u9032\u7a0b\u540c\u6642\u5617\u8a66\u7372\u53d6\u9396\u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u9396\u722d\u596a\u5931\u6557\u7684\u60c5\u6cc1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-VOfqWxcDaf\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u6e1b\u5c11Redis\u9396\u722d\u596a\u5931\u6557\u7684\u60c5\u6cc1\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528Redlock\u7b97\u6cd5\uff1a<\/strong>Redlock\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u9396\u7b97\u6cd5\uff0c\u901a\u904e\u5728\u591a\u500bRedis\u5be6\u4f8b\u4e0a\u7372\u53d6\u9396\u4f86\u63d0\u9ad8\u9396\u7684\u53ef\u9760\u6027\u3002\u9019\u6a23\uff0c\u5373\u4f7f\u67d0\u500bRedis\u5be6\u4f8b\u5931\u6548\uff0c\u5176\u4ed6\u5be6\u4f8b\u4ecd\u7136\u53ef\u4ee5\u63d0\u4f9b\u9396\u7684\u529f\u80fd\u3002<\/li>\n<li><strong>\u8a2d\u7f6e\u5408\u7406\u7684\u9396\u904e\u671f\u6642\u9593\uff1a<\/strong>\u6839\u64da\u696d\u52d9\u908f\u8f2f\uff0c\u5408\u7406\u8a2d\u7f6e\u9396\u7684\u904e\u671f\u6642\u9593\uff0c\u78ba\u4fdd\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\u4e0d\u6703\u56e0\u70ba\u904e\u671f\u800c\u5c0e\u81f4\u9396\u7684\u91cb\u653e\u3002<\/li>\n<li><strong>\u4f7f\u7528\u91cd\u8a66\u6a5f\u5236\uff1a<\/strong>\u5728\u7372\u53d6\u9396\u5931\u6557\u6642\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u91cd\u8a66\u6a5f\u5236\uff0c\u901a\u904e\u4e00\u5b9a\u7684\u5ef6\u9072\u5f8c\u518d\u6b21\u5617\u8a66\u7372\u53d6\u9396\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u7372\u53d6\u9396\u7684\u6210\u529f\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-VOfqWxcDaf\">\u7d50\u8ad6<\/h2>\n<p>Redis\u9396\u7684\u4f7f\u7528\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\u81f3\u95dc\u91cd\u8981\uff0c\u4f46\u9396\u722d\u596a\u5931\u6557\u7684\u60c5\u6cc1\u537b\u662f\u958b\u767c\u8005\u5e38\u5e38\u9762\u81e8\u7684\u6311\u6230\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u5be6\u73fe\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u9019\u7a2e\u60c5\u6cc1\u7684\u767c\u751f\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u9ad8\u6027\u80fd\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\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u9396\u722d\u596a\u5931\u6557\u7684\u7121\u5948\u8207\u6399\u624e\uff0c\u4e86\u89e3\u7372\u53d6\u4e0d\u5230\u9396\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\u8207\u7a69\u5b9a\u6027\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-129439","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129439","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=129439"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129439\/revisions"}],"predecessor-version":[{"id":129440,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129439\/revisions\/129440"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129439"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129439"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129439"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}