{"id":95222,"date":"2024-10-19T23:15:19","date_gmt":"2024-10-19T15:15:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95222\/"},"modified":"2024-10-19T23:15:20","modified_gmt":"2024-10-19T15:15:20","slug":"oracle%e9%80%b2%e7%a8%8b%e7%b5%90%e6%a7%8b%e4%b8%ad%e5%be%8c%e5%8f%b0%e9%80%b2%e7%a8%8b%e4%bb%8b%e7%b4%b9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95222\/","title":{"rendered":"Oracle\u9032\u7a0b\u7d50\u69cb\u4e2d\u5f8c\u53f0\u9032\u7a0b\u4ecb\u7d39"},"content":{"rendered":"<h1 id=\"oracle%e9%80%b2%e7%a8%8b%e7%b5%90%e6%a7%8b%e4%b8%ad%e5%be%8c%e5%8f%b0%e9%80%b2%e7%a8%8b%e4%bb%8b%e7%b4%b9-agGviNaoLg\">Oracle\u9032\u7a0b\u7d50\u69cb\u4e2d\u5f8c\u53f0\u9032\u7a0b\u4ecb\u7d39<\/h1>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u9032\u7a0b\u7d50\u69cb\u662f\u5176\u904b\u884c\u7684\u6838\u5fc3\u7d44\u6210\u90e8\u5206\u3002\u7406\u89e3\u9019\u4e9b\u9032\u7a0b\u7684\u529f\u80fd\u548c\u904b\u4f5c\u65b9\u5f0f\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u548c\u958b\u767c\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eOracle\u6578\u64da\u5eab\u4e2d\u7684\u5f8c\u53f0\u9032\u7a0b\uff0c\u4e26\u4ecb\u7d39\u5b83\u5011\u7684\u89d2\u8272\u548c\u529f\u80fd\u3002<\/p>\n<h2 id=\"oracle%e9%80%b2%e7%a8%8b%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-agGviNaoLg\">Oracle\u9032\u7a0b\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u7684\u9032\u7a0b\u53ef\u4ee5\u5206\u70ba\u5169\u5927\u985e\uff1a\u524d\u53f0\u9032\u7a0b\u548c\u5f8c\u53f0\u9032\u7a0b\u3002\u524d\u53f0\u9032\u7a0b\u662f\u7528\u6236\u8207\u6578\u64da\u5eab\u4ea4\u4e92\u6642\u6240\u4f7f\u7528\u7684\u9032\u7a0b\uff0c\u800c\u5f8c\u53f0\u9032\u7a0b\u5247\u8ca0\u8cac\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u5de5\u4f5c\u3002\u5f8c\u53f0\u9032\u7a0b\u5728\u6578\u64da\u5eab\u555f\u52d5\u6642\u81ea\u52d5\u555f\u52d5\uff0c\u4e26\u5728\u6574\u500b\u6578\u64da\u5eab\u904b\u884c\u671f\u9593\u6301\u7e8c\u904b\u884c\u3002<\/p>\n<h2 id=\"%e4%b8%bb%e8%a6%81%e5%be%8c%e5%8f%b0%e9%80%b2%e7%a8%8b%e4%bb%8b%e7%b4%b9-agGviNaoLg\">\u4e3b\u8981\u5f8c\u53f0\u9032\u7a0b\u4ecb\u7d39<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u7684Oracle\u5f8c\u53f0\u9032\u7a0b\u53ca\u5176\u529f\u80fd\uff1a<\/p>\n<ul>\n<li><strong>DBWn (Database Writer Process)<\/strong>: DBWn\u9032\u7a0b\u8ca0\u8cac\u5c07\u7de9\u885d\u5340\u4e2d\u7684\u6578\u64da\u5beb\u5165\u6578\u64da\u6587\u4ef6\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u6301\u4e45\u6027\uff0c\u4e26\u91cb\u653e\u7de9\u885d\u5340\u4ee5\u4f9b\u5176\u4ed6\u9032\u7a0b\u4f7f\u7528\u3002<\/li>\n<li><strong>LGWR (Log Writer Process)<\/strong>: LGWR\u9032\u7a0b\u8ca0\u8cac\u5c07\u91cd\u505a\u65e5\u8a8c\u7de9\u885d\u5340\u4e2d\u7684\u6578\u64da\u5beb\u5165\u91cd\u505a\u65e5\u8a8c\u6587\u4ef6\u3002\u9019\u662f\u4fdd\u8b49\u6578\u64da\u5eab\u6062\u5fa9\u80fd\u529b\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002<\/li>\n<li><strong>CKPT (Checkpoint Process)<\/strong>: CKPT\u9032\u7a0b\u8ca0\u8cac\u66f4\u65b0\u6578\u64da\u6587\u4ef6\u7684\u6a19\u982d\uff0c\u4ee5\u53cd\u6620\u6700\u8fd1\u7684\u6aa2\u67e5\u9ede\u3002\u9019\u6709\u52a9\u65bc\u5728\u6578\u64da\u5eab\u5d29\u6f70\u5f8c\u9032\u884c\u6062\u5fa9\u3002<\/li>\n<li><strong>SMON (System Monitor Process)<\/strong>: SMON\u9032\u7a0b\u8ca0\u8cac\u7cfb\u7d71\u7684\u6062\u5fa9\u548c\u6e05\u7406\u5de5\u4f5c\uff0c\u5305\u62ec\u56de\u6536\u672a\u4f7f\u7528\u7684\u7a7a\u9593\u548c\u6062\u5fa9\u5d29\u6f70\u7684\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>PMON (Process Monitor Process)<\/strong>: PMON\u9032\u7a0b\u8ca0\u8cac\u76e3\u63a7\u5176\u4ed6\u9032\u7a0b\u7684\u72c0\u614b\uff0c\u4e26\u5728\u5fc5\u8981\u6642\u6e05\u7406\u5931\u6557\u7684\u9032\u7a0b\u3002<\/li>\n<li><strong>RECO (Recoverer Process)<\/strong>: RECO\u9032\u7a0b\u7528\u65bc\u652f\u6301\u5206\u4f48\u5f0f\u6578\u64da\u5eab\u7684\u6062\u5fa9\uff0c\u78ba\u4fdd\u5728\u5206\u4f48\u5f0f\u74b0\u5883\u4e2d\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%be%8c%e5%8f%b0%e9%80%b2%e7%a8%8b%e7%9a%84%e9%81%8b%e4%bd%9c%e6%96%b9%e5%bc%8f-agGviNaoLg\">\u5f8c\u53f0\u9032\u7a0b\u7684\u904b\u4f5c\u65b9\u5f0f<\/h2>\n<p>\u5f8c\u53f0\u9032\u7a0b\u901a\u5e38\u5728\u6578\u64da\u5eab\u555f\u52d5\u6642\u81ea\u52d5\u555f\u52d5\uff0c\u4e26\u5728\u6574\u500b\u6578\u64da\u5eab\u904b\u884c\u671f\u9593\u6301\u7e8c\u904b\u884c\u3002\u9019\u4e9b\u9032\u7a0b\u4e4b\u9593\u901a\u904e\u5171\u4eab\u5167\u5b58\u7d50\u69cb\u9032\u884c\u901a\u4fe1\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u4f8b\u5982\uff0cDBWn\u548cLGWR\u9032\u7a0b\u6703\u5354\u540c\u5de5\u4f5c\uff0c\u78ba\u4fdd\u6578\u64da\u5728\u5167\u5b58\u548c\u78c1\u789f\u4e4b\u9593\u7684\u6b63\u78ba\u5beb\u5165\u3002<\/p>\n<p>\u5f8c\u53f0\u9032\u7a0b\u7684\u904b\u4f5c\u65b9\u5f0f\u4e5f\u53d7\u5230\u6578\u64da\u5eab\u914d\u7f6e\u7684\u5f71\u97ff\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u8abf\u6574\u53c3\u6578\u4f86\u512a\u5316\u9019\u4e9b\u9032\u7a0b\u7684\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u589e\u52a0DBWn\u7684\u6578\u91cf\u53ef\u4ee5\u63d0\u9ad8\u5beb\u5165\u6027\u80fd\uff0c\u800c\u8abf\u6574LGWR\u7684\u5beb\u5165\u983b\u7387\u53ef\u4ee5\u5f71\u97ff\u6578\u64da\u7684\u6301\u4e45\u6027\u548c\u6062\u5fa9\u6642\u9593\u3002<\/p>\n<h2 id=\"%e5%be%8c%e5%8f%b0%e9%80%b2%e7%a8%8b%e7%9a%84%e7%9b%a3%e6%8e%a7%e8%88%87%e7%ae%a1%e7%90%86-agGviNaoLg\">\u5f8c\u53f0\u9032\u7a0b\u7684\u76e3\u63a7\u8207\u7ba1\u7406<\/h2>\n<p>\u70ba\u4e86\u78ba\u4fddOracle\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u904b\u884c\uff0c\u76e3\u63a7\u5f8c\u53f0\u9032\u7a0b\u7684\u72c0\u614b\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u7528\u6236\u53ef\u4ee5\u4f7f\u7528Oracle\u63d0\u4f9b\u7684\u8996\u5716\u4f86\u6aa2\u67e5\u5f8c\u53f0\u9032\u7a0b\u7684\u72c0\u614b\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT * FROM v$process;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u7576\u524d\u6240\u6709\u9032\u7a0b\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u9032\u7a0bID\u3001\u7528\u6236\u540d\u548c\u72c0\u614b\u7b49\u3002\u901a\u904e\u9019\u4e9b\u4fe1\u606f\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u53ca\u6642\u767c\u73fe\u4e26\u89e3\u6c7a\u6f5b\u5728\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-agGviNaoLg\">\u7e3d\u7d50<\/h2>\n<p>Oracle\u6578\u64da\u5eab\u4e2d\u7684\u5f8c\u53f0\u9032\u7a0b\u5728\u6578\u64da\u5eab\u7684\u904b\u884c\u548c\u7ba1\u7406\u4e2d\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u4e86\u89e3\u9019\u4e9b\u9032\u7a0b\u7684\u529f\u80fd\u548c\u904b\u4f5c\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5e6b\u52a9\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u66f4\u6709\u6548\u5730\u7dad\u8b77\u548c\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\u3002\u82e5\u60a8\u5c0d\u65bc\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u6216\u5176\u4ed6\u76f8\u95dc\u554f\u984c\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Oracle\u9032\u7a0b\u7d50\u69cb\u4e2d\u7684\u5f8c\u53f0\u9032\u7a0b\uff0c\u63a2\u7d22\u5176\u529f\u80fd\u8207\u91cd\u8981\u6027\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7ba1\u7406\u6548\u7387\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-95222","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95222","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=95222"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95222\/revisions"}],"predecessor-version":[{"id":95223,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95222\/revisions\/95223"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95222"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95222"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95222"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}