{"id":22039,"date":"2024-01-02T19:30:22","date_gmt":"2024-01-02T19:30:22","guid":{"rendered":"https:\/\/server.hk\/blog\/22039\/"},"modified":"2024-11-14T10:22:45","modified_gmt":"2024-11-14T02:22:45","slug":"mongodb-glossary-secondary","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/22039\/","title":{"rendered":"MongoDB \u8a5e\u5f59 – Secondary"},"content":{"rendered":"

MongoDB \u8a5e\u5f59 – Secondary<\/h1>\n

\u5728\u8cc7\u6599\u5eab\u9818\u57df\u4e2d\uff0cMongoDB \u56e0\u5176\u9748\u6d3b\u6027\u3001\u53ef\u64f4\u5c55\u6027\u53ca\u9ad8\u6027\u80fd\u800c\u7372\u5f97\u986f\u8457\u7684\u4eba\u6c23\u3002MongoDB \u7684\u4e00\u500b\u95dc\u9375\u7279\u9ede\u662f\u5b83\u80fd\u5920\u5728\u591a\u500b\u4f3a\u670d\u5668\u4e4b\u9593\u8907\u88fd\u6578\u64da\uff0c\u78ba\u4fdd\u9ad8\u53ef\u7528\u6027\u548c\u5bb9\u932f\u80fd\u529b\u3002\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u7d22 MongoDB \u8a5e\u5f59\u4e2d\u7684\u300cSecondary\u300d\u6982\u5ff5\u3002<\/p>\n

\u4ec0\u9ebc\u662f Secondary\uff1f<\/h2>\n

\u5728 MongoDB \u4e2d\uff0cSecondary \u6307\u7684\u662f\u5f9e Primary \u8907\u88fd\u6578\u64da\u7684\u526f\u672c\u96c6\u6210\u54e1\u3002\u526f\u672c\u96c6\u662f\u4e00\u7d44\u7dad\u8b77\u76f8\u540c\u6578\u64da\u96c6\u7684 MongoDB \u4f3a\u670d\u5668\uff0c\u63d0\u4f9b\u5197\u9918\u4e26\u5728 Primary \u8b8a\u5f97\u7121\u6cd5\u4f7f\u7528\u6642\u555f\u7528\u81ea\u52d5\u6545\u969c\u8f49\u79fb\u3002<\/p>\n

Primary \u8ca0\u8cac\u8655\u7406\u5beb\u64cd\u4f5c\uff0c\u800c Secondary \u5247\u662f\u6578\u64da\u7684\u53ea\u8b80\u526f\u672c\u3002\u5b83\u5011\u4f5c\u70ba\u5099\u4efd\u5b58\u5728\uff0c\u4e26\u53ef\u7528\u65bc\u5206\u6563\u8b80\u53d6\u64cd\u4f5c\uff0c\u5f9e\u800c\u6539\u5584\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n

Secondary \u7684\u89d2\u8272<\/h2>\n

Secondary \u5728\u78ba\u4fdd MongoDB \u4e2d\u6578\u64da\u53ef\u7528\u6027\u548c\u5bb9\u932f\u80fd\u529b\u65b9\u9762\u767c\u63ee\u8457\u95dc\u9375\u4f5c\u7528\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u95dc\u9375\u529f\u80fd\uff1a<\/p>\n

1. \u6578\u64da\u5197\u4f59<\/h3>\n

\u901a\u904e\u5f9e Primary \u8907\u88fd\u6578\u64da\uff0cSecondary \u63d0\u4f9b\u4e86\u5197\u9918\u3002\u82e5 Primary \u5931\u6548\uff0c\u4e00\u500b Secondary \u53ef\u88ab\u9078\u70ba\u65b0\u7684 Primary\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u6301\u7e8c\u53ef\u7528\u6027\u3002<\/p>\n

2. \u8ca0\u8f09\u5e73\u8861<\/h3>\n

Secondary \u53ef\u8655\u7406\u8b80\u53d6\u64cd\u4f5c\uff0c\u5206\u6563\u5de5\u4f5c\u8ca0\u8f09\uff0c\u63d0\u9ad8\u7cfb\u7d71\u6574\u9ad4\u6027\u80fd\u3002\u901a\u904e\u5c07\u8b80\u53d6\u67e5\u8a62\u5f9e Primary \u5378\u8f09\uff0cSecondary \u5e6b\u52a9\u5e73\u8861\u8ca0\u8f09\u4e26\u9632\u6b62\u74f6\u9838\u3002<\/p>\n

3. \u707d\u96e3\u6062\u5fa9<\/h3>\n

\u5728\u767c\u751f\u707d\u96e3\u6027\u4e8b\u4ef6\u6216 Primary \u6578\u64da\u640d\u58de\u7684\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528 Secondary \u9032\u884c\u707d\u96e3\u6062\u5fa9\u3002\u901a\u904e\u5c07\u4e00\u500b Secondary \u63d0\u5347\u70ba\u65b0\u7684 Primary\uff0c\u7cfb\u7d71\u53ef\u4ee5\u8fc5\u901f\u6062\u5fa9\u4e26\u6062\u5fa9\u6b63\u5e38\u904b\u4f5c\u3002<\/p>\n

\u8907\u88fd\u904e\u7a0b<\/h2>\n

MongoDB \u4e2d\u7684\u8907\u88fd\u904e\u7a0b\u5305\u62ec\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n

1. Oplog<\/h3>\n

Oplog\uff08\u64cd\u4f5c\u65e5\u8a8c\u7684\u7e2e\u5beb\uff09\u662f\u4e00\u500b\u7279\u6b8a\u7684\u96c6\u5408\uff0c\u8a18\u9304\u4e86 Primary \u4e0a\u7684\u6240\u6709\u5beb\u64cd\u4f5c\u3002\u5b83\u4f5c\u70ba\u8907\u88fd\u65e5\u8a8c\uff0c\u5141\u8a31 Secondary \u61c9\u7528\u76f8\u540c\u7684\u64cd\u4f5c\u4e26\u4fdd\u6301\u5176\u6578\u64da\u7684\u66f4\u65b0\u3002<\/p>\n

2. \u521d\u59cb\u540c\u6b65<\/h3>\n

\u7576\u65b0\u7684 Secondary \u52a0\u5165\u526f\u672c\u96c6\u6642\uff0c\u5b83\u6703\u8207 Primary \u9032\u884c\u521d\u59cb\u540c\u6b65\u3002\u5728\u6b64\u904e\u7a0b\u4e2d\uff0cSecondary \u901a\u904e\u61c9\u7528 Oplog \u4e2d\u8a18\u9304\u7684\u64cd\u4f5c\u4f86\u5f9e Primary \u8907\u88fd\u6578\u64da\u3002<\/p>\n

3. \u6301\u7e8c\u8907\u88fd<\/h3>\n

\u5b8c\u6210\u521d\u59cb\u540c\u6b65\u5f8c\uff0cSecondary \u6301\u7e8c\u8907\u88fd\u4f86\u81ea Primary \u7684\u5beb\u64cd\u4f5c\u3002\u5b83\u5c07\u9019\u4e9b\u64cd\u4f5c\u61c9\u7528\u65bc\u81ea\u5df1\u7684\u6578\u64da\u96c6\uff0c\u4fdd\u6301\u8207 Primary \u7684\u540c\u6b65\u3002<\/p>\n

\u7e3d\u7d50<\/h2>\n

\u5728 MongoDB \u4e2d\uff0cSecondary \u5728\u78ba\u4fdd\u6578\u64da\u53ef\u7528\u6027\u3001\u8ca0\u8f09\u5e73\u8861\u548c\u707d\u96e3\u6062\u5fa9\u65b9\u9762\u767c\u63ee\u8457\u81f3\u95dc\u91cd\u8981\u7684\u4f5c\u7528\u3002\u901a\u904e\u5f9e Primary \u8907\u88fd\u6578\u64da\uff0cSecondary \u63d0\u4f9b\u4e86\u5197\u9918\u4e26\u63d0\u9ad8\u4e86\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002\u4e86\u89e3 Secondary \u7684\u6982\u5ff5\u5c0d\u65bc\u69cb\u5efa\u5f37\u5927\u4e14\u53ef\u64f4\u5c55\u7684 MongoDB \u90e8\u7f72\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n

\u82e5\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc VPS \u4e3b\u6a5f\u7684\u4fe1\u606f\uff0c\u4ee5\u53ca\u5b83\u5982\u4f55\u88e8\u76ca\u60a8\u7684 MongoDB \u90e8\u7f72\uff0c\u8acb\u8003\u616e\u63a2\u7d22 Server.HK<\/a>\u3002\u6191\u85c9\u5176\u4e00\u6d41\u7684 VPS \u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u53ef\u9760\u7684\u4e3b\u6a5f\u670d\u52d9\uff0c\u4ee5\u6eff\u8db3\u60a8\u7684\u7279\u5b9a\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

MongoDB \u8a5e\u5f59 &#821...<\/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-22039","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/22039","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=22039"}],"version-history":[{"count":2,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/22039\/revisions"}],"predecessor-version":[{"id":23238,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/22039\/revisions\/23238"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=22039"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=22039"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=22039"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}