{"id":21820,"date":"2024-01-02T15:51:26","date_gmt":"2024-01-02T15:51:26","guid":{"rendered":"https:\/\/server.hk\/blog\/21820\/"},"modified":"2024-11-14T10:26:32","modified_gmt":"2024-11-14T02:26:32","slug":"how-to-fix-mongodb-error-code-237-cursorkilled","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21820\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled"},"content":{"rendered":"<h1 id=\"how-to-fix-mongodb-error-code-237-cursorkilled-USMqgxJkSj\">\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled<\/h1>\n<p>MongoDB \u662f\u4e00\u500b\u53d7\u6b61\u8fce\u7684 NoSQL \u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u53ef\u64f4\u5c55\u6027\u548c\u9748\u6d3b\u6027\u3002\u7136\u800c\uff0c\u50cf\u5176\u4ed6\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u4e5f\u53ef\u80fd\u9047\u5230\u9700\u8981\u89e3\u6c7a\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u4e26\u63d0\u4f9b\u9010\u6b65\u89e3\u6c7a\u65b9\u6848\u4f86\u4fee\u5fa9\u5b83\u3002<\/p>\n<h2 id=\"understanding-mongodb-error-code-237-cursorkilled-USMqgxJkSj\">\u4e86\u89e3 MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled<\/h2>\n<p>MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled \u6703\u5728\u6e38\u6a19\u88ab\u7528\u6236\u6216\u56e0\u8d85\u6642\u800c\u7d42\u6b62\u6642\u767c\u751f\u3002\u5728 MongoDB \u4e2d\uff0c\u6e38\u6a19\u662f\u67e5\u8a62\u7d50\u679c\u96c6\u7684\u6307\u91dd\u3002\u5b83\u5141\u8a31\u60a8\u4ee5\u6279\u6b21\u7684\u65b9\u5f0f\u904d\u6b77\u67e5\u8a62\u8fd4\u56de\u7684\u6587\u6a94\u3002\u7576\u6e38\u6a19\u88ab\u7d42\u6b62\u6642\uff0c\u9019\u610f\u5473\u8457\u8207\u8a72\u6e38\u6a19\u76f8\u95dc\u7684\u64cd\u4f5c\u5df2\u88ab\u63d0\u524d\u7d42\u6b62\u3002<\/p>\n<h2 id=\"possible-causes-of-mongodb-error-code-237-cursorkilled-USMqgxJkSj\">\u53ef\u80fd\u5c0e\u81f4 MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled \u7684\u539f\u56e0<\/h2>\n<p>\u60a8\u53ef\u80fd\u6703\u9047\u5230 MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled \u7684\u5e7e\u500b\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u9577\u6642\u9593\u904b\u884c\u7684\u64cd\u4f5c\uff1a<\/strong> \u5982\u679c\u67e5\u8a62\u6216\u64cd\u4f5c\u57f7\u884c\u6642\u9593\u904e\u9577\uff0cMongoDB \u53ef\u80fd\u6703\u81ea\u52d5\u7d42\u6b62\u6e38\u6a19\u4ee5\u9632\u6b62\u8cc7\u6e90\u8017\u76e1\u3002<\/li>\n<li><strong>\u8d85\u6642\uff1a<\/strong> MongoDB \u6709\u591a\u7a2e\u8d85\u6642\u8a2d\u7f6e\u4f86\u63a7\u5236\u6e38\u6a19\u53ef\u4ee5\u4fdd\u6301\u7a7a\u9592\u7684\u6642\u9593\uff0c\u8d85\u904e\u6b64\u6642\u9593\u6e38\u6a19\u5c07\u88ab\u7d42\u6b62\u3002<\/li>\n<li><strong>\u7528\u6236\u7d42\u6b62\uff1a<\/strong> \u64c1\u6709\u8db3\u5920\u6b0a\u9650\u7684\u7528\u6236\u53ef\u4ee5\u4f7f\u7528 <code>killCursors<\/code> \u547d\u4ee4\u624b\u52d5\u7d42\u6b62\u6e38\u6a19\u3002<\/li>\n<\/ul>\n<h2 id=\"fixing-mongodb-error-code-237-cursorkilled-USMqgxJkSj\">\u4fee\u5fa9 MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled<\/h2>\n<p>\u8981\u89e3\u6c7a MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled\uff0c\u60a8\u53ef\u4ee5\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-optimize-your-queries-USMqgxJkSj\">1. \u512a\u5316\u60a8\u7684\u67e5\u8a62<\/h3>\n<p>\u9577\u6642\u9593\u904b\u884c\u7684\u67e5\u8a62\u66f4\u5bb9\u6613\u88ab MongoDB \u7d42\u6b62\u3002\u5206\u6790\u60a8\u7684\u67e5\u8a62\u548c\u7d22\u5f15\u4ee5\u78ba\u4fdd\u5b83\u5011\u662f\u9ad8\u6548\u7684\u3002\u4f7f\u7528 <code>explain()<\/code> \u65b9\u6cd5\u4e86\u89e3 MongoDB \u5982\u4f55\u57f7\u884c\u60a8\u7684\u67e5\u8a62\u4e26\u8b58\u5225\u4efb\u4f55\u6f5b\u5728\u7684\u74f6\u9838\u3002\u8003\u616e\u6dfb\u52a0\u9069\u7576\u7684\u7d22\u5f15\u4ee5\u6539\u5584\u67e5\u8a62\u6027\u80fd\u3002<\/p>\n<h3 id=\"2-increase-the-cursor-timeout-USMqgxJkSj\">2. \u589e\u52a0\u6e38\u6a19\u8d85\u6642\u6642\u9593<\/h3>\n<p>\u5982\u679c\u60a8\u7684\u6e38\u6a19\u56e0\u8d85\u6642\u800c\u88ab\u7d42\u6b62\uff0c\u60a8\u53ef\u4ee5\u589e\u52a0\u6e38\u6a19\u7684\u8d85\u6642\u503c\u3002\u9ed8\u8a8d\u7684\u6e38\u6a19\u8d85\u6642\u662f 10 \u5206\u9418\uff08600,000 \u6beb\u79d2\uff09\u3002\u60a8\u53ef\u4ee5\u5728\u5275\u5efa\u6e38\u6a19\u6642\u901a\u904e\u8a2d\u7f6e <code>cursorTimeoutMillis<\/code> \u53c3\u6578\u4f86\u4fee\u6539\u6b64\u503c\u3002<\/p>\n<pre><code>db.collection.find().maxTimeMS(1200000)\r\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6e38\u6a19\u8d85\u6642\u8a2d\u7f6e\u70ba 20 \u5206\u9418\uff081,200,000 \u6beb\u79d2\uff09\u3002<\/p>\n<h3 id=\"3-monitor-and-adjust-server-parameters-USMqgxJkSj\">3. \u76e3\u63a7\u4e26\u8abf\u6574\u4f3a\u670d\u5668\u53c3\u6578<\/h3>\n<p>\u5b9a\u671f\u76e3\u63a7\u60a8\u7684 MongoDB \u4f3a\u670d\u5668\u8cc7\u6e90\u5229\u7528\u60c5\u6cc1\u4e26\u6839\u64da\u9700\u8981\u8abf\u6574\u76f8\u95dc\u53c3\u6578\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u589e\u52a0 <code>maxTimeMS<\/code> \u53c3\u6578\u4ee5\u5141\u8a31\u66f4\u9577\u7684\u67e5\u8a62\u57f7\u884c\u6642\u9593\u3002\u4f46\u8acb\u5c0f\u5fc3\u4e0d\u8981\u8a2d\u7f6e\u5f97\u904e\u9ad8\uff0c\u4ee5\u514d\u5f71\u97ff\u4f3a\u670d\u5668\u6027\u80fd\u3002<\/p>\n<h3 id=\"4-handle-errors-and-retries-USMqgxJkSj\">4. \u8655\u7406\u932f\u8aa4\u548c\u91cd\u8a66<\/h3>\n<p>\u5728\u57f7\u884c\u67e5\u8a62\u6216\u64cd\u4f5c\u6642\uff0c\u8acb\u78ba\u4fdd\u9069\u7576\u8655\u7406\u932f\u8aa4\u548c\u91cd\u8a66\u3002\u5982\u679c\u6e38\u6a19\u88ab\u7d42\u6b62\uff0c\u6355\u7372\u932f\u8aa4\u4e26\u5728\u5fc5\u8981\u6642\u91cd\u8a66\u64cd\u4f5c\u3002\u5be6\u65bd\u9069\u7576\u7684\u932f\u8aa4\u8655\u7406\u53ef\u4ee5\u5e6b\u52a9\u6e1b\u5c11\u6e38\u6a19\u7d42\u6b62\u7684\u5f71\u97ff\u3002<\/p>\n<h2 id=\"summary-USMqgxJkSj\">\u7e3d\u7d50<\/h2>\n<p>MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled \u53ef\u80fd\u7531\u65bc\u9577\u6642\u9593\u904b\u884c\u7684\u64cd\u4f5c\u3001\u8d85\u6642\u6216\u7528\u6236\u7d42\u6b62\u800c\u767c\u751f\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u8acb\u512a\u5316\u60a8\u7684\u67e5\u8a62\u3001\u589e\u52a0\u6e38\u6a19\u8d85\u6642\u6642\u9593\u3001\u76e3\u63a7\u4e26\u8abf\u6574\u4f3a\u670d\u5668\u53c3\u6578\uff0c\u4e26\u6709\u6548\u8655\u7406\u932f\u8aa4\u548c\u91cd\u8a66\u3002\u901a\u904e\u9075\u5faa\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u6e1b\u5c11 MongoDB \u932f\u8aa4\u78bc &#8211; 237 &#8211; CursorKilled \u7684\u51fa\u73fe\uff0c\u4e26\u78ba\u4fdd\u60a8\u7684 MongoDB \u6578\u64da\u5eab\u7684\u5e73\u7a69\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u53ef\u9760\u548c\u9ad8\u6548\u80fd\u7684 VPS \u4e3b\u6a5f\u65b9\u6848\uff0c\u8acb\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6211\u5011\u7684\u4e3b\u6a5f\u670d\u52d9\u65e8\u5728\u6eff\u8db3\u5404\u985e\u578b\u4f01\u696d\u7684\u9700\u6c42\uff0c\u63d0\u4f9b\u5353\u8d8a\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u78bc&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-21820","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21820","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=21820"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21820\/revisions"}],"predecessor-version":[{"id":23538,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21820\/revisions\/23538"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21820"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21820"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21820"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}