{"id":182970,"date":"2024-11-10T00:51:20","date_gmt":"2024-11-09T16:51:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/182970\/"},"modified":"2024-11-10T00:51:20","modified_gmt":"2024-11-09T16:51:20","slug":"%e5%af%a6%e7%8f%bedb2%e9%9b%99%e6%a9%9fha%e5%ae%8c%e6%95%b4%e6%96%b9%e6%a1%88%e5%9c%a8linux%e4%b8%a6%e4%b8%8d%e9%9b%a3%ef%bc%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/182970\/","title":{"rendered":"\u5be6\u73feDB2\u96d9\u6a5fHA\u5b8c\u6574\u65b9\u6848\u5728Linux\u4e26\u4e0d\u96e3\uff01"},"content":{"rendered":"<h1 id=\"%e5%af%a6%e7%8f%bedb2%e9%9b%99%e6%a9%9fha%e5%ae%8c%e6%95%b4%e6%96%b9%e6%a1%88%e5%9c%a8linux%e4%b8%a6%e4%b8%8d%e9%9b%a3%ef%bc%81-zTffhrXpXC\">\u5be6\u73feDB2\u96d9\u6a5fHA\u5b8c\u6574\u65b9\u6848\u5728Linux\u4e26\u4e0d\u96e3\uff01<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u9ad8\u53ef\u7528\u6027\uff08High Availability, HA\uff09\u5c0d\u65bc\u4f01\u696d\u7684\u904b\u71df\u81f3\u95dc\u91cd\u8981\u3002IBM\u7684DB2\u6578\u64da\u5eab\u7cfb\u7d71\u56e0\u5176\u7a69\u5b9a\u6027\u548c\u9ad8\u6548\u80fd\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Linux\u74b0\u5883\u4e2d\u5be6\u73feDB2\u7684\u96d9\u6a5f\u9ad8\u53ef\u7528\u6027\u65b9\u6848\uff0c\u4e26\u63d0\u4f9b\u5177\u9ad4\u7684\u6b65\u9a5f\u548c\u793a\u4f8b\u4ee3\u78bc\uff0c\u5e6b\u52a9\u8b80\u8005\u8f15\u9b06\u90e8\u7f72\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afdb2%e9%9b%99%e6%a9%9fha%ef%bc%9f-zTffhrXpXC\">\u4ec0\u9ebc\u662fDB2\u96d9\u6a5fHA\uff1f<\/h2>\n<p>DB2\u96d9\u6a5fHA\u662f\u4e00\u7a2e\u914d\u7f6e\uff0c\u65e8\u5728\u78ba\u4fdd\u6578\u64da\u5eab\u7cfb\u7d71\u5728\u4e00\u53f0\u4f3a\u670d\u5668\u6545\u969c\u6642\uff0c\u53e6\u4e00\u53f0\u4f3a\u670d\u5668\u80fd\u5920\u7121\u7e2b\u63a5\u7ba1\uff0c\u5f9e\u800c\u6700\u5c0f\u5316\u7cfb\u7d71\u505c\u6a5f\u6642\u9593\u3002\u9019\u7a2e\u914d\u7f6e\u901a\u5e38\u6d89\u53ca\u4e3b\u5f9e\u67b6\u69cb\uff0c\u5176\u4e2d\u4e3b\u4f3a\u670d\u5668\u8655\u7406\u6240\u6709\u7684\u6578\u64da\u8acb\u6c42\uff0c\u800c\u5f9e\u4f3a\u670d\u5668\u5247\u5be6\u6642\u63a5\u6536\u4e3b\u4f3a\u670d\u5668\u7684\u6578\u64da\u66f4\u65b0\u3002<\/p>\n<h2 id=\"%e5%af%a6%e7%8f%bedb2%e9%9b%99%e6%a9%9fha%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-zTffhrXpXC\">\u5be6\u73feDB2\u96d9\u6a5fHA\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-zTffhrXpXC\">1. \u74b0\u5883\u6e96\u5099<\/h3>\n<ul>\n<li>\u78ba\u4fdd\u5169\u53f0Linux\u4f3a\u670d\u5668\u5df2\u5b89\u88ddDB2\u4e26\u914d\u7f6e\u597d\u7db2\u7d61\u9023\u63a5\u3002<\/li>\n<li>\u6aa2\u67e5DB2\u7684\u7248\u672c\u662f\u5426\u4e00\u81f4\uff0c\u4ee5\u907f\u514d\u517c\u5bb9\u6027\u554f\u984c\u3002<\/li>\n<li>\u78ba\u4fdd\u5169\u53f0\u4f3a\u670d\u5668\u7684\u6642\u9593\u540c\u6b65\uff0c\u53ef\u4ee5\u4f7f\u7528NTP\u670d\u52d9\u4f86\u5be6\u73fe\u3002<\/li>\n<\/ul>\n<h3 id=\"2-%e9%85%8d%e7%bd%ae%e4%b8%bb%e4%bc%ba%e6%9c%8d%e5%99%a8-zTffhrXpXC\">2. \u914d\u7f6e\u4e3b\u4f3a\u670d\u5668<\/h3>\n<p>\u5728\u4e3b\u4f3a\u670d\u5668\u4e0a\uff0c\u9996\u5148\u9700\u8981\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eab\u4e26\u914d\u7f6e\u5176\u53c3\u6578\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u6578\u64da\u5eab\u7684\u793a\u4f8b\u547d\u4ee4\uff1a<\/p>\n<pre><code>db2 create database mydb<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u555f\u7528\u65e5\u8a8c\u8a18\u9304\uff0c\u4ee5\u4fbf\u5728\u6545\u969c\u767c\u751f\u6642\u80fd\u5920\u6062\u5fa9\u6578\u64da\uff1a<\/p>\n<pre><code>db2 update db cfg for mydb using LOGARCHMETH1 LOGRETAIN<\/code><\/pre>\n<h3 id=\"3-%e9%85%8d%e7%bd%ae%e5%be%9e%e4%bc%ba%e6%9c%8d%e5%99%a8-zTffhrXpXC\">3. \u914d\u7f6e\u5f9e\u4f3a\u670d\u5668<\/h3>\n<p>\u5728\u5f9e\u4f3a\u670d\u5668\u4e0a\uff0c\u60a8\u9700\u8981\u8a2d\u7f6e\u4e00\u500b\u8207\u4e3b\u4f3a\u670d\u5668\u76f8\u540c\u7684\u6578\u64da\u5eab\u7d50\u69cb\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5f9e\u4e3b\u4f3a\u670d\u5668\u5c0e\u51fa\u6578\u64da\u5eab\u7d50\u69cb\uff1a<\/p>\n<pre><code>db2look -d mydb -e -o mydb_schema.sql<\/code><\/pre>\n<p>\u7136\u5f8c\u5728\u5f9e\u4f3a\u670d\u5668\u4e0a\u57f7\u884c\u5c0e\u51fa\u7684SQL\u8173\u672c\uff1a<\/p>\n<pre><code>db2 -tvf mydb_schema.sql<\/code><\/pre>\n<h3 id=\"4-%e9%85%8d%e7%bd%ae%e6%95%b8%e6%93%9a%e8%a4%87%e8%a3%bd-zTffhrXpXC\">4. \u914d\u7f6e\u6578\u64da\u8907\u88fd<\/h3>\n<p>DB2\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u8907\u88fd\u6280\u8853\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u662f\u4f7f\u7528DB2\u7684\u9ad8\u53ef\u7528\u6027\u6578\u64da\u8907\u88fd\uff08HADR\uff09\u529f\u80fd\u3002\u8981\u555f\u7528HADR\uff0c\u60a8\u9700\u8981\u5728\u4e3b\u4f3a\u670d\u5668\u4e0a\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>db2 start hadr on database mydb as primary<\/code><\/pre>\n<p>\u7136\u5f8c\u5728\u5f9e\u4f3a\u670d\u5668\u4e0a\u57f7\u884c\uff1a<\/p>\n<pre><code>db2 start hadr on database mydb as standby<\/code><\/pre>\n<h3 id=\"5-%e6%b8%ac%e8%a9%a6%e9%ab%98%e5%8f%af%e7%94%a8%e6%80%a7-zTffhrXpXC\">5. \u6e2c\u8a66\u9ad8\u53ef\u7528\u6027<\/h3>\n<p>\u5b8c\u6210\u914d\u7f6e\u5f8c\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u6a21\u64ec\u4e3b\u4f3a\u670d\u5668\u6545\u969c\u4f86\u6e2c\u8a66\u9ad8\u53ef\u7528\u6027\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5728\u4e3b\u4f3a\u670d\u5668\u4e0a\u505c\u6b62HADR\uff1a<\/p>\n<pre><code>db2 stop hadr on database mydb<\/code><\/pre>\n<p>\u6b64\u6642\uff0c\u5f9e\u4f3a\u670d\u5668\u61c9\u8a72\u80fd\u5920\u63a5\u7ba1\u6578\u64da\u5eab\u7684\u8acb\u6c42\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u9023\u63a5\u5230\u5f9e\u4f3a\u670d\u5668\u4f86\u9a57\u8b49\u9019\u4e00\u9ede\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-zTffhrXpXC\">\u7d50\u8ad6<\/h2>\n<p>\u5be6\u73feDB2\u96d9\u6a5fHA\u65b9\u6848\u5728Linux\u74b0\u5883\u4e2d\u4e26\u4e0d\u56f0\u96e3\uff0c\u53ea\u9700\u9075\u5faa\u4e0a\u8ff0\u6b65\u9a5f\u5373\u53ef\u3002\u901a\u904e\u6b63\u78ba\u7684\u914d\u7f6e\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7cfb\u7d71\u7684\u9ad8\u53ef\u7528\u6027\uff0c\u5f9e\u800c\u63d0\u9ad8\u696d\u52d9\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u6578\u64da\u5eab\u670d\u52d9\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9019\u662f\u4e00\u500b\u503c\u5f97\u6295\u8cc7\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\u4f86\u652f\u6301\u60a8\u7684DB2\u90e8\u7f72\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5728Linux\u4e0a\u8f15\u9b06\u5be6\u73feDB2\u96d9\u6a5fHA\u5b8c\u6574\u65b9\u6848\uff0c\u78ba\u4fdd\u9ad8\u53ef\u7528\u6027\u8207\u6578\u64da\u5b89\u5168\uff0c\u63d0\u5347\u7cfb\u7d71\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-182970","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182970","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=182970"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182970\/revisions"}],"predecessor-version":[{"id":182971,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182970\/revisions\/182971"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=182970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=182970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=182970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}