{"id":60831,"date":"2024-10-13T06:10:13","date_gmt":"2024-10-12T22:10:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60831\/"},"modified":"2024-10-13T06:10:14","modified_gmt":"2024-10-12T22:10:14","slug":"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd%e8%aa%bf%e6%95%b4%e7%9a%84%e5%91%bd%e4%bb%a4%e4%bb%8b%e7%b4%b9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60831\/","title":{"rendered":"DB2\u6578\u64da\u5eab\u6027\u80fd\u8abf\u6574\u7684\u547d\u4ee4\u4ecb\u7d39"},"content":{"rendered":"<h1 id=\"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd%e8%aa%bf%e6%95%b4%e7%9a%84%e5%91%bd%e4%bb%a4%e4%bb%8b%e7%b4%b9-ThZilXRXOH\">DB2\u6578\u64da\u5eab\u6027\u80fd\u8abf\u6574\u7684\u547d\u4ee4\u4ecb\u7d39<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u5c0d\u65bc\u4f01\u696d\u7684\u904b\u71df\u81f3\u95dc\u91cd\u8981\u3002IBM\u7684DB2\u6578\u64da\u5eab\u7cfb\u7d71\u4ee5\u5176\u9ad8\u6548\u80fd\u548c\u53ef\u9760\u6027\u800c\u805e\u540d\uff0c\u4f46\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\u548c\u7528\u6236\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u6027\u80fd\u8abf\u6574\u8b8a\u5f97\u4e0d\u53ef\u6216\u7f3a\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u4e00\u4e9bDB2\u6578\u64da\u5eab\u6027\u80fd\u8abf\u6574\u7684\u57fa\u672c\u547d\u4ee4\uff0c\u5e6b\u52a9\u7528\u6236\u512a\u5316\u5176\u6578\u64da\u5eab\u6027\u80fd\u3002<\/p>\n<h2 id=\"1-db2%e6%80%a7%e8%83%bd%e8%aa%bf%e6%95%b4%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-ThZilXRXOH\">1. DB2\u6027\u80fd\u8abf\u6574\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6027\u80fd\u8abf\u6574\u662f\u6307\u901a\u904e\u8abf\u6574\u6578\u64da\u5eab\u7684\u914d\u7f6e\u548c\u53c3\u6578\uff0c\u4ee5\u63d0\u9ad8\u5176\u97ff\u61c9\u901f\u5ea6\u548c\u8655\u7406\u80fd\u529b\u3002DB2\u63d0\u4f9b\u4e86\u591a\u7a2e\u547d\u4ee4\u548c\u5de5\u5177\u4f86\u5e6b\u52a9\u7528\u6236\u9032\u884c\u6027\u80fd\u8abf\u6574\uff0c\u9019\u4e9b\u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\u3001\u8abf\u6574\u7de9\u5b58\u3001\u512a\u5316\u67e5\u8a62\u7b49\u3002<\/p>\n<h2 id=\"2-%e7%9b%a3%e6%8e%a7%e6%80%a7%e8%83%bd%e7%9a%84%e5%91%bd%e4%bb%a4-ThZilXRXOH\">2. \u76e3\u63a7\u6027\u80fd\u7684\u547d\u4ee4<\/h2>\n<p>\u5728\u9032\u884c\u6027\u80fd\u8abf\u6574\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u7576\u524d\u7cfb\u7d71\u7684\u6027\u80fd\u72c0\u6cc1\u3002DB2\u63d0\u4f9b\u4e86\u5e7e\u500b\u547d\u4ee4\u4f86\u76e3\u63a7\u6027\u80fd\uff1a<\/p>\n<ul>\n<li><code>db2 get snapshot for database<\/code>\uff1a\u6b64\u547d\u4ee4\u53ef\u4ee5\u7372\u53d6\u6578\u64da\u5eab\u7684\u5feb\u7167\u4fe1\u606f\uff0c\u5305\u62ec\u7576\u524d\u7684\u9023\u63a5\u6578\u3001\u6d3b\u52d5\u7684\u4e8b\u52d9\u6578\u7b49\u3002<\/li>\n<li><code>db2 get snapshot for applications<\/code>\uff1a\u6b64\u547d\u4ee4\u7528\u65bc\u67e5\u770b\u7576\u524d\u6240\u6709\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u6307\u6a19\uff0c\u5305\u62ec\u57f7\u884c\u6642\u9593\u3001CPU\u4f7f\u7528\u7387\u7b49\u3002<\/li>\n<li><code>db2 list applications<\/code>\uff1a\u6b64\u547d\u4ee4\u53ef\u4ee5\u5217\u51fa\u7576\u524d\u6240\u6709\u9023\u63a5\u5230\u6578\u64da\u5eab\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u5e6b\u52a9\u7528\u6236\u8b58\u5225\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e8%aa%bf%e6%95%b4%e7%b7%a9%e5%ad%98%e7%9a%84%e5%91%bd%e4%bb%a4-ThZilXRXOH\">3. \u8abf\u6574\u7de9\u5b58\u7684\u547d\u4ee4<\/h2>\n<p>DB2\u7684\u7de9\u5b58\u8a2d\u7f6e\u5c0d\u65bc\u6027\u80fd\u6709\u8457\u76f4\u63a5\u7684\u5f71\u97ff\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8abf\u6574\u7de9\u5b58\u8a2d\u7f6e\uff1a<\/p>\n<ul>\n<li><code>db2 update database configuration using bufferpool<\/code>\uff1a\u6b64\u547d\u4ee4\u7528\u65bc\u66f4\u65b0\u6578\u64da\u5eab\u7684\u7de9\u885d\u6c60\u5927\u5c0f\uff0c\u589e\u52a0\u7de9\u885d\u6c60\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u8b80\u53d6\u901f\u5ea6\u3002<\/li>\n<li><code>db2 update database configuration using logprimary<\/code>\uff1a\u6b64\u547d\u4ee4\u7528\u65bc\u8abf\u6574\u65e5\u8a8c\u6587\u4ef6\u7684\u6578\u91cf\uff0c\u589e\u52a0\u65e5\u8a8c\u6587\u4ef6\u53ef\u4ee5\u63d0\u9ad8\u4e8b\u52d9\u8655\u7406\u7684\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"4-%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96%e7%9a%84%e5%91%bd%e4%bb%a4-ThZilXRXOH\">4. \u67e5\u8a62\u512a\u5316\u7684\u547d\u4ee4<\/h2>\n<p>\u67e5\u8a62\u6027\u80fd\u662f\u5f71\u97ff\u6574\u9ad4\u6578\u64da\u5eab\u6027\u80fd\u7684\u91cd\u8981\u56e0\u7d20\u3002DB2\u63d0\u4f9b\u4e86\u4e00\u4e9b\u547d\u4ee4\u4f86\u5e6b\u52a9\u7528\u6236\u512a\u5316\u67e5\u8a62\uff1a<\/p>\n<ul>\n<li><code>db2 explain<\/code>\uff1a\u6b64\u547d\u4ee4\u7528\u65bc\u5206\u6790SQL\u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\uff0c\u5e6b\u52a9\u7528\u6236\u4e86\u89e3\u67e5\u8a62\u7684\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<li><code>db2 runstats<\/code>\uff1a\u6b64\u547d\u4ee4\u7528\u65bc\u66f4\u65b0\u7d71\u8a08\u4fe1\u606f\uff0c\u5e6b\u52a9DB2\u512a\u5316\u67e5\u8a62\u57f7\u884c\u8a08\u5283\u3002<\/li>\n<\/ul>\n<h2 id=\"5-%e5%85%b6%e4%bb%96%e6%80%a7%e8%83%bd%e8%aa%bf%e6%95%b4%e5%91%bd%e4%bb%a4-ThZilXRXOH\">5. \u5176\u4ed6\u6027\u80fd\u8abf\u6574\u547d\u4ee4<\/h2>\n<p>\u9664\u4e86\u4e0a\u8ff0\u547d\u4ee4\uff0cDB2\u9084\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5176\u4ed6\u7684\u6027\u80fd\u8abf\u6574\u547d\u4ee4\uff1a<\/p>\n<ul>\n<li><code>db2 set database configuration<\/code>\uff1a\u6b64\u547d\u4ee4\u7528\u65bc\u8a2d\u7f6e\u6578\u64da\u5eab\u7684\u5404\u7a2e\u914d\u7f6e\u53c3\u6578\uff0c\u5982\u6700\u5927\u9023\u63a5\u6578\u3001\u4e8b\u52d9\u9694\u96e2\u7d1a\u5225\u7b49\u3002<\/li>\n<li><code>db2 reorg table<\/code>\uff1a\u6b64\u547d\u4ee4\u7528\u65bc\u91cd\u7d44\u8868\uff0c\u5e6b\u52a9\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ThZilXRXOH\">\u7e3d\u7d50<\/h2>\n<p>DB2\u6578\u64da\u5eab\u7684\u6027\u80fd\u8abf\u6574\u662f\u4e00\u500b\u6301\u7e8c\u7684\u904e\u7a0b\uff0c\u901a\u904e\u4f7f\u7528\u4e0a\u8ff0\u547d\u4ee4\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u6709\u6548\u5730\u76e3\u63a7\u548c\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\u3002\u4e86\u89e3\u9019\u4e9b\u547d\u4ee4\u7684\u4f7f\u7528\u65b9\u6cd5\u548c\u6700\u4f73\u5be6\u8e10\uff0c\u5c07\u6709\u52a9\u65bc\u78ba\u4fdd\u6578\u64da\u5eab\u5728\u9ad8\u8ca0\u8f09\u4e0b\u4ecd\u80fd\u4fdd\u6301\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u9999\u6e2f\u7684\u74b0\u5883\u4e2d\u4f7f\u7528DB2\u6578\u64da\u5eab\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u89e3\u6c7a\u65b9\u6848\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u6578\u64da\u5eab\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3DB2\u6578\u64da\u5eab\u6027\u80fd\u8abf\u6574\u7684\u95dc\u9375\u547d\u4ee4\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u512a\u5316\u7cfb\u7d71\u904b\u884c\uff0c\u5be6\u73fe\u6700\u4f73\u6027\u80fd\u8868\u73fe\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-60831","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60831","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=60831"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60831\/revisions"}],"predecessor-version":[{"id":60832,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60831\/revisions\/60832"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}