{"id":162909,"date":"2024-11-04T19:02:23","date_gmt":"2024-11-04T11:02:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162909\/"},"modified":"2024-11-04T19:02:24","modified_gmt":"2024-11-04T11:02:24","slug":"%e6%95%99%e6%82%a8%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5oracle%e6%ad%bb%e9%8e%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162909\/","title":{"rendered":"\u6559\u60a8\u5982\u4f55\u6aa2\u67e5oracle\u6b7b\u9396"},"content":{"rendered":"<h1 id=\"%e6%95%99%e6%82%a8%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5oracle%e6%ad%bb%e9%8e%96-TnpJMcTIRi\">\u6559\u60a8\u5982\u4f55\u6aa2\u67e5Oracle\u6b7b\u9396<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u4e2d\uff0c\u6b7b\u9396\u662f\u4e00\u500b\u5e38\u898b\u4e14\u68d8\u624b\u7684\u554f\u984c\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528Oracle\u8cc7\u6599\u5eab\u6642\u3002\u6b7b\u9396\u767c\u751f\u5728\u5169\u500b\u6216\u591a\u500b\u4e8b\u52d9\u4e92\u76f8\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\uff0c\u5c0e\u81f4\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u4ecb\u7d39\u5982\u4f55\u6aa2\u67e5Oracle\u6b7b\u9396\u7684\u6b65\u9a5f\uff0c\u5e6b\u52a9\u60a8\u6709\u6548\u5730\u8b58\u5225\u548c\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%ad%bb%e9%8e%96%ef%bc%9f-TnpJMcTIRi\">\u4ec0\u9ebc\u662f\u6b7b\u9396\uff1f<\/h2>\n<p>\u6b7b\u9396\u662f\u6307\u5169\u500b\u6216\u591a\u500b\u4e8b\u52d9\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\uff0c\u56e0\u70ba\u4e92\u76f8\u6301\u6709\u5c0d\u65b9\u6240\u9700\u7684\u8cc7\u6e90\u800c\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u7684\u60c5\u6cc1\u3002\u8209\u4f8b\u4f86\u8aaa\uff0c\u5047\u8a2d\u4e8b\u52d9A\u6301\u6709\u8cc7\u6e901\u4e26\u7b49\u5f85\u8cc7\u6e902\uff0c\u800c\u4e8b\u52d9B\u5247\u6301\u6709\u8cc7\u6e902\u4e26\u7b49\u5f85\u8cc7\u6e901\uff0c\u9019\u6a23\u5c31\u5f62\u6210\u4e86\u6b7b\u9396\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5oracle%e6%ad%bb%e9%8e%96%e7%9a%84%e6%ad%a5%e9%a9%9f-TnpJMcTIRi\">\u6aa2\u67e5Oracle\u6b7b\u9396\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e5%95%9f%e7%94%a8%e6%ad%bb%e9%8e%96%e6%aa%a2%e6%b8%ac-TnpJMcTIRi\">1. \u555f\u7528\u6b7b\u9396\u6aa2\u6e2c<\/h3>\n<p>Oracle\u8cc7\u6599\u5eab\u81ea\u52d5\u6aa2\u6e2c\u6b7b\u9396\u4e26\u751f\u6210\u6b7b\u9396\u5831\u544a\u3002\u8981\u555f\u7528\u9019\u4e00\u529f\u80fd\uff0c\u60a8\u53ef\u4ee5\u5728\u8cc7\u6599\u5eab\u7684\u521d\u59cb\u5316\u53c3\u6578\u4e2d\u8a2d\u7f6e\u4ee5\u4e0b\u53c3\u6578\uff1a<\/p>\n<pre><code>ALTER SYSTEM SET deadlock_timeout = 5;<\/code><\/pre>\n<p>\u9019\u6a23\u8a2d\u7f6e\u5f8c\uff0cOracle\u5c07\u57285\u79d2\u5167\u6aa2\u67e5\u662f\u5426\u5b58\u5728\u6b7b\u9396\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8vlock%e8%a6%96%e5%9c%96%e6%aa%a2%e6%9f%a5%e9%8e%96%e5%ae%9a%e7%8b%80%e6%85%8b-TnpJMcTIRi\">2. \u4f7f\u7528V$LOCK\u8996\u5716\u6aa2\u67e5\u9396\u5b9a\u72c0\u614b<\/h3>\n<p>\u60a8\u53ef\u4ee5\u67e5\u8a62V$LOCK\u8996\u5716\u4f86\u6aa2\u67e5\u7576\u524d\u7684\u9396\u5b9a\u72c0\u614b\u3002\u4ee5\u4e0b\u662f\u67e5\u8a62\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT * FROM V$LOCK;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u986f\u793a\u6240\u6709\u7576\u524d\u7684\u9396\u5b9a\uff0c\u5305\u62ec\u9396\u5b9a\u985e\u578b\u3001ID\u548c\u72c0\u614b\u7b49\u4fe1\u606f\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9019\u4e9b\u4fe1\u606f\u4f86\u5224\u65b7\u662f\u5426\u5b58\u5728\u6b7b\u9396\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8vsession%e8%a6%96%e5%9c%96%e6%aa%a2%e6%9f%a5%e6%9c%83%e8%a9%b1%e7%8b%80%e6%85%8b-TnpJMcTIRi\">3. \u4f7f\u7528V$SESSION\u8996\u5716\u6aa2\u67e5\u6703\u8a71\u72c0\u614b<\/h3>\n<p>\u9664\u4e86\u9396\u5b9a\u72c0\u614b\uff0c\u60a8\u9084\u53ef\u4ee5\u67e5\u8a62V$SESSION\u8996\u5716\u4f86\u7372\u53d6\u6709\u95dc\u7576\u524d\u6703\u8a71\u7684\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT * FROM V$SESSION WHERE STATUS = 'ACTIVE';<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u986f\u793a\u6240\u6709\u6d3b\u52d5\u6703\u8a71\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u6703\u8a71ID\u3001\u7528\u6236\u540d\u548c\u7576\u524d\u57f7\u884c\u7684SQL\u8a9e\u53e5\u3002\u901a\u904e\u5206\u6790\u9019\u4e9b\u4fe1\u606f\uff0c\u60a8\u53ef\u4ee5\u627e\u51fa\u53ef\u80fd\u5c0e\u81f4\u6b7b\u9396\u7684\u6703\u8a71\u3002<\/p>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e6%ad%bb%e9%8e%96%e5%a0%b1%e5%91%8a-TnpJMcTIRi\">4. \u6aa2\u67e5\u6b7b\u9396\u5831\u544a<\/h3>\n<p>\u7576Oracle\u6aa2\u6e2c\u5230\u6b7b\u9396\u6642\uff0c\u6703\u81ea\u52d5\u751f\u6210\u4e00\u500b\u6b7b\u9396\u5831\u544a\u3002\u60a8\u53ef\u4ee5\u5728Oracle\u7684\u8b66\u544a\u65e5\u8a8c\u4e2d\u627e\u5230\u9019\u4e9b\u5831\u544a\u3002\u5831\u544a\u4e2d\u5c07\u8a73\u7d30\u5217\u51fa\u53c3\u8207\u6b7b\u9396\u7684\u4e8b\u52d9\u548c\u9396\u5b9a\u7684\u8cc7\u6e90\u3002\u8981\u67e5\u770b\u8b66\u544a\u65e5\u8a8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>SHOW PARAMETER background_dump_dest;<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u80cc\u666f\u8f49\u5132\u7684\u76ee\u9304\uff0c\u60a8\u53ef\u4ee5\u5728\u8a72\u76ee\u9304\u4e2d\u627e\u5230\u8b66\u544a\u65e5\u8a8c\u6587\u4ef6\u3002<\/p>\n<h3 id=\"5-%e5%88%86%e6%9e%90%e5%92%8c%e8%a7%a3%e6%b1%ba%e6%ad%bb%e9%8e%96-TnpJMcTIRi\">5. \u5206\u6790\u548c\u89e3\u6c7a\u6b7b\u9396<\/h3>\n<p>\u4e00\u65e6\u8b58\u5225\u51fa\u6b7b\u9396\uff0c\u60a8\u9700\u8981\u5206\u6790\u53c3\u8207\u7684\u4e8b\u52d9\u548c\u8cc7\u6e90\uff0c\u627e\u51fa\u9020\u6210\u6b7b\u9396\u7684\u6839\u672c\u539f\u56e0\u3002\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u8abf\u6574\u4e8b\u52d9\u7684\u57f7\u884c\u9806\u5e8f\uff0c\u4ee5\u907f\u514d\u4e92\u76f8\u7b49\u5f85\u3002<\/li>\n<li>\u6e1b\u5c11\u4e8b\u52d9\u7684\u9396\u5b9a\u7bc4\u570d\uff0c\u76e1\u91cf\u7e2e\u77ed\u6301\u6709\u9396\u7684\u6642\u9593\u3002<\/li>\n<li>\u4f7f\u7528\u9069\u7576\u7684\u9694\u96e2\u7d1a\u5225\u4f86\u964d\u4f4e\u9396\u5b9a\u7684\u53ef\u80fd\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TnpJMcTIRi\">\u7e3d\u7d50<\/h2>\n<p>\u6aa2\u67e5Oracle\u6b7b\u9396\u662f\u4e00\u500b\u91cd\u8981\u7684\u7dad\u8b77\u4efb\u52d9\uff0c\u80fd\u5920\u5e6b\u52a9\u60a8\u4fdd\u6301\u8cc7\u6599\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u901a\u904e\u555f\u7528\u6b7b\u9396\u6aa2\u6e2c\u3001\u67e5\u8a62V$LOCK\u548cV$SESSION\u8996\u5716\u3001\u5206\u6790\u6b7b\u9396\u5831\u544a\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u8b58\u5225\u548c\u89e3\u6c7a\u6b7b\u9396\u554f\u984c\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u6280\u8853\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u8cc7\u6599\u5eab\u7ba1\u7406\u63d0\u4f9b\u7a69\u5b9a\u7684\u57fa\u790e\u8a2d\u65bd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u6aa2\u67e5Oracle\u6b7b\u9396\uff0c\u638c\u63e1\u6709\u6548\u7684\u8a3a\u65b7\u6280\u5de7\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u6027\u80fd\u7a69\u5b9a\uff0c\u907f\u514d\u7cfb\u7d71\u5d29\u6f70\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-162909","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162909","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=162909"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162909\/revisions"}],"predecessor-version":[{"id":162910,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162909\/revisions\/162910"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}