{"id":4999,"date":"2024-11-14T11:36:47","date_gmt":"2024-11-14T03:36:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/4999\/"},"modified":"2024-11-14T11:36:47","modified_gmt":"2024-11-14T03:36:47","slug":"oracle%e8%bf%9e%e6%8e%a5%e8%b6%85%e6%97%b6%e6%80%8e%e4%b9%88%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/4999\/","title":{"rendered":"oracle\u8fde\u63a5\u8d85\u65f6\u600e\u4e48\u89e3\u51b3"},"content":{"rendered":"<blockquote><p>\n  oracle \u8fde\u63a5\u8d85\u65f6\u95ee\u9898\u6700\u5e38\u89c1\u7684\u539f\u56e0\u662f\u7f51\u7edc\u8fde\u63a5\u95ee\u9898\u6216\u6570\u636e\u5e93\u670d\u52a1\u5668\u54cd\u5e94\u7f13\u6162\u3002\u7f51\u7edc\u8fde\u63a5\u95ee\u9898\u5305\u62ec\uff1a\u68c0\u67e5\u7f51\u7edc\u8fde\u63a5\u3002\u8c03\u6574\u7f51\u7edc\u8bbe\u7f6e\u3002\u589e\u52a0\u8fde\u63a5\u8d85\u65f6\u503c\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u54cd\u5e94\u7f13\u6162\u95ee\u9898\u5305\u62ec\uff1a\u68c0\u67e5\u6570\u636e\u5e93\u8d1f\u8f7d\u3002\u8c03\u6574\u670d\u52a1\u5668\u8d44\u6e90\u3002\u4f18\u5316\u67e5\u8be2\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202405\/21\/2024052109392088984.jpg\" class=\"aligncenter\" title=\"oracle\u8fde\u63a5\u8d85\u65f6\u600e\u4e48\u89e3\u51b3\u63d2\u56fe\" alt=\"oracle\u8fde\u63a5\u8d85\u65f6\u600e\u4e48\u89e3\u51b3\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u89e3\u51b3 Oracle \u8fde\u63a5\u8d85\u65f6<\/strong><\/p>\n<p><strong>\u95ee\u9898\u56de\u7b54\uff1a<\/strong><\/p>\n<p>Oracle \u8fde\u63a5\u8d85\u65f6\u6700\u5e38\u89c1\u7684\u539f\u56e0\u662f\u7f51\u7edc\u8fde\u63a5\u95ee\u9898\u6216\u6570\u636e\u5e93\u670d\u52a1\u5668\u54cd\u5e94\u7f13\u6162\u3002<\/p>\n<p><strong>\u8be6\u7ec6\u89e3\u7b54\uff1a<\/strong><\/p>\n<p><strong>\u7f51\u7edc\u8fde\u63a5\u95ee\u9898<\/strong><\/p>\n<ul>\n<li> <strong>\u68c0\u67e5\u7f51\u7edc\u8fde\u63a5\uff1a<\/strong>\u4f7f\u7528 ping \u547d\u4ee4\u6216\u5176\u4ed6\u7f51\u7edc\u5de5\u5177\u68c0\u67e5\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u7f51\u7edc\u8fde\u63a5\u3002\u5982\u679c\u5b58\u5728\u8fde\u63a5\u95ee\u9898\uff0c\u8bf7\u8054\u7cfb\u7f51\u7edc\u7ba1\u7406\u4eba\u5458\u6216\u670d\u52a1\u63d0\u4f9b\u5546\u3002<\/li>\n<li> <strong>\u8c03\u6574\u7f51\u7edc\u8bbe\u7f6e\uff1a<\/strong>\u68c0\u67e5\u9632\u706b\u5899\u6216\u5b89\u5168\u8f6f\u4ef6\u662f\u5426\u963b\u6b62\u4e86\u8fde\u63a5\u3002\u5982\u679c\u9700\u8981\uff0c\u8bf7\u914d\u7f6e\u9632\u706b\u5899\u89c4\u5219\u6216\u7981\u7528\u5b89\u5168\u8f6f\u4ef6\u3002<\/li>\n<li> <strong>\u589e\u52a0\u8fde\u63a5\u8d85\u65f6\u503c\uff1a<\/strong>\u589e\u52a0\u5ba2\u6237\u7aef\u6216\u670d\u52a1\u5668\u4e0a\u7684\u8fde\u63a5\u8d85\u65f6\u8bbe\u7f6e\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539 SQLNET.ORA \u914d\u7f6e\u6587\u4ef6\u6216\u4f7f\u7528 Oracle \u7f51\u7edc\u914d\u7f6e\u52a9\u624b\u6765\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<p><strong>\u6570\u636e\u5e93\u670d\u52a1\u5668\u54cd\u5e94\u7f13\u6162<\/strong><\/p>\n<ul>\n<li> <strong>\u68c0\u67e5\u6570\u636e\u5e93\u8d1f\u8f7d\uff1a<\/strong>\u4f7f\u7528 v$session \u548c v$system_event \u7b49\u7cfb\u7edf\u89c6\u56fe\u68c0\u67e5\u6570\u636e\u5e93\u8d1f\u8f7d\u3002\u5982\u679c\u8d1f\u8f7d\u5f88\u9ad8\uff0c\u8bf7\u4f18\u5316\u67e5\u8be2\u6216\u8c03\u6574\u670d\u52a1\u5668\u8d44\u6e90\u3002<\/li>\n<li> <strong>\u8c03\u6574\u670d\u52a1\u5668\u8d44\u6e90\uff1a<\/strong>\u589e\u52a0\u6570\u636e\u5e93\u670d\u52a1\u5668\u4e0a\u7684 CPU\u3001\u5185\u5b58\u6216 I\/O \u8d44\u6e90\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574\u64cd\u4f5c\u7cfb\u7edf\u8bbe\u7f6e\u6216\u4f7f\u7528\u7b2c\u4e09\u65b9\u5de5\u5177\u6765\u5b9e\u73b0\u3002<\/li>\n<li> <strong>\u67e5\u8be2\u4f18\u5316\uff1a<\/strong>\u5206\u6790\u5e76\u4f18\u5316\u67e5\u8be2\uff0c\u4ee5\u51cf\u5c11\u6267\u884c\u65f6\u95f4\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528 EXPLAIN PLAN \u547d\u4ee4\u6216 SQL \u8c03\u4f18\u5de5\u5177\u6765\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<p><strong>\u5176\u4ed6\u539f\u56e0<\/strong><\/p>\n<ul>\n<li> <strong>DNS \u95ee\u9898\uff1a<\/strong>\u68c0\u67e5 DNS \u8bbe\u7f6e\u662f\u5426\u6b63\u786e\uff0c\u4ee5\u786e\u4fdd\u5ba2\u6237\u7aef\u53ef\u4ee5\u89e3\u6790\u670d\u52a1\u5668\u7684\u540d\u79f0\u3002<\/li>\n<li> <strong>\u8d26\u53f7\u9501\u5b9a\uff1a<\/strong>\u786e\u4fdd\u8fde\u63a5\u4f7f\u7528\u7684\u7528\u6237\u8d26\u53f7\u672a\u88ab\u9501\u5b9a\u3002\u5982\u679c\u8d26\u53f7\u88ab\u9501\u5b9a\uff0c\u8bf7\u91cd\u7f6e\u5bc6\u7801\u6216\u8054\u7cfb\u6570\u636e\u5e93\u7ba1\u7406\u5458\u3002<\/li>\n<li> <strong>\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\u5e72\u6270\uff1a<\/strong>\u68c0\u67e5\u662f\u5426\u5b58\u5728\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\u6b63\u5728\u4f7f\u7528\u76f8\u540c\u7aef\u53e3\u6216\u7f51\u7edc\u8fde\u63a5\uff0c\u5e76\u4e14\u53ef\u80fd\u4f1a\u5e72\u6270 Oracle \u8fde\u63a5\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u8fde\u63a5\u8d85\u65f6\u600e\u4e48\u89e3\u51b3\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>oracle \u8fde\u63a5\u8d85\u65f6\u95ee\u9898\u6700\u5e38\u89c1\u7684\u539f\u56e0\u662f\u7f51\u7edc\u8fde\u63a5\u95ee\u9898\u6216\u6570\u636e\u5e93\u670d\u52a1\u5668\u54cd\u5e94\u7f13\u6162\u3002\u7f51\u7edc\u8fde\u63a5\u95ee\u9898\u5305\u62ec\uff1a\u68c0\u67e5\u7f51\u7edc\u8fde\u63a5\u3002\u8c03\u6574\u7f51\u7edc\u8bbe\u7f6e\u3002\u589e\u52a0\u8fde\u63a5\u8d85\u65f6\u503c\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u54cd\u5e94\u7f13\u6162\u95ee\u9898\u5305\u62ec\uff1a\u68c0\u67e5\u6570\u636e\u5e93\u8d1f\u8f7d\u3002\u8c03\u6574\u670d\u52a1\u5668\u8d44\u6e90\u3002\u4f18\u5316\u67e5\u8be2\u3002 \u5982\u4f55\u89e3\u51b3 Oracle \u8fde\u63a5\u8d85\u65f6 \u95ee\u9898\u56de\u7b54\uff1a Oracle \u8fde\u63a5\u8d85\u65f6\u6700\u5e38\u89c1\u7684\u539f\u56e0\u662f\u7f51\u7edc\u8fde\u63a5\u95ee\u9898\u6216\u6570\u636e\u5e93\u670d\u52a1\u5668\u54cd\u5e94\u7f13\u6162\u3002 \u8be6\u7ec6\u89e3\u7b54\uff1a \u7f51\u7edc\u8fde\u63a5\u95ee\u9898 \u68c0\u67e5\u7f51\u7edc\u8fde\u63a5\uff1a\u4f7f\u7528 ping \u547d\u4ee4\u6216\u5176\u4ed6\u7f51\u7edc\u5de5\u5177\u68c0\u67e5\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u7f51\u7edc\u8fde\u63a5\u3002\u5982\u679c\u5b58\u5728\u8fde\u63a5\u95ee\u9898\uff0c\u8bf7\u8054\u7cfb\u7f51\u7edc\u7ba1\u7406\u4eba\u5458\u6216\u670d\u52a1\u63d0\u4f9b\u5546\u3002 \u8c03\u6574\u7f51\u7edc\u8bbe\u7f6e\uff1a\u68c0\u67e5\u9632\u706b\u5899\u6216\u5b89\u5168\u8f6f\u4ef6\u662f\u5426\u963b\u6b62\u4e86\u8fde\u63a5\u3002\u5982\u679c\u9700\u8981\uff0c\u8bf7\u914d\u7f6e\u9632\u706b\u5899\u89c4\u5219\u6216\u7981\u7528\u5b89\u5168\u8f6f\u4ef6\u3002 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