{"id":84927,"date":"2024-10-17T11:56:18","date_gmt":"2024-10-17T03:56:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/84927\/"},"modified":"2024-10-17T11:56:18","modified_gmt":"2024-10-17T03:56:18","slug":"ora-12549-tns-%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%b5%b1%e8%b3%87%e6%ba%90%e9%85%8d%e9%a1%8d%e8%b6%85%e9%81%8e%e3%80%82oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/84927\/","title":{"rendered":"ORA-12549: TNS: \u64cd\u4f5c\u7cfb\u7d71\u8cc7\u6e90\u914d\u984d\u8d85\u904e\u3002ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-12549-tns-%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%b5%b1%e8%b3%87%e6%ba%90%e9%85%8d%e9%a1%8d%e8%b6%85%e9%81%8e-jSSLZNQVDH\">ORA-12549: TNS: \u64cd\u4f5c\u7cfb\u7d71\u8cc7\u6e90\u914d\u984d\u8d85\u904e<\/h1>\n<p>\u5728\u4f7f\u7528Oracle\u6578\u64da\u5eab\u6642\uff0c\u9047\u5230\u932f\u8aa4\u4ee3\u78bcORA-12549\u662f\u76f8\u5c0d\u5e38\u898b\u7684\u554f\u984c\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u64cd\u4f5c\u7cfb\u7d71\u7684\u8cc7\u6e90\u914d\u984d\u5df2\u7d93\u8d85\u904e\uff0c\u5c0e\u81f4\u7121\u6cd5\u5efa\u7acbTNS\uff08Transparent Network Substrate\uff09\u9023\u63a5\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eORA-12549\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u6545\u969c\u4fee\u5fa9\u7684\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"ora-12549%e7%9a%84%e5%8e%9f%e5%9b%a0-jSSLZNQVDH\">ORA-12549\u7684\u539f\u56e0<\/h2>\n<p>ORA-12549\u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u5f15\u8d77\u7684\uff1a<\/p>\n<ul>\n<li><strong>\u7cfb\u7d71\u8cc7\u6e90\u9650\u5236\uff1a<\/strong>\u64cd\u4f5c\u7cfb\u7d71\u5c0d\u65bc\u6bcf\u500b\u7528\u6236\u6216\u9032\u7a0b\u7684\u8cc7\u6e90\u4f7f\u7528\u6709\u4e00\u5b9a\u7684\u9650\u5236\uff0c\u4f8b\u5982\u6253\u958b\u7684\u6587\u4ef6\u6578\u91cf\u3001\u9032\u7a0b\u6578\u91cf\u7b49\u3002\u5982\u679c\u9019\u4e9b\u9650\u5236\u88ab\u8d85\u904e\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4ORA-12549\u932f\u8aa4\u3002<\/li>\n<li><strong>\u7db2\u7d61\u914d\u7f6e\u554f\u984c\uff1a<\/strong>\u5982\u679cTNS\u914d\u7f6e\u4e0d\u6b63\u78ba\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u9023\u63a5\u5931\u6557\uff0c\u9032\u800c\u5f15\u767c\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>Oracle\u5be6\u4f8b\u672a\u555f\u52d5\uff1a<\/strong>\u5982\u679cOracle\u6578\u64da\u5eab\u5be6\u4f8b\u672a\u555f\u52d5\u6216\u7121\u6cd5\u8a2a\u554f\uff0c\u4e5f\u6703\u5c0e\u81f4\u9023\u63a5\u5931\u6557\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%bd%b1%e9%9f%bf-jSSLZNQVDH\">\u5f71\u97ff<\/h2>\n<p>\u7576\u51fa\u73feORA-12549\u932f\u8aa4\u6642\uff0c\u5c07\u7121\u6cd5\u9023\u63a5\u5230Oracle\u6578\u64da\u5eab\uff0c\u9019\u5c0d\u65bc\u4f9d\u8cf4\u6578\u64da\u5eab\u7684\u61c9\u7528\u7a0b\u5e8f\u548c\u696d\u52d9\u6d41\u7a0b\u6703\u9020\u6210\u56b4\u91cd\u5f71\u97ff\u3002\u7279\u5225\u662f\u5728\u9ad8\u53ef\u7528\u6027\u548c\u5373\u6642\u6578\u64da\u8655\u7406\u7684\u74b0\u5883\u4e2d\uff0c\u9019\u7a2e\u932f\u8aa4\u53ef\u80fd\u5c0e\u81f4\u696d\u52d9\u4e2d\u65b7\uff0c\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-jSSLZNQVDH\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7aORA-12549\u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6545\u969c\u6392\u9664\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%b5%b1%e8%b3%87%e6%ba%90%e9%99%90%e5%88%b6-jSSLZNQVDH\">1. \u6aa2\u67e5\u64cd\u4f5c\u7cfb\u7d71\u8cc7\u6e90\u9650\u5236<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u64cd\u4f5c\u7cfb\u7d71\u7684\u8cc7\u6e90\u9650\u5236\u3002\u5c0d\u65bcLinux\u7cfb\u7d71\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u7576\u524d\u7528\u6236\u7684\u8cc7\u6e90\u9650\u5236\uff1a<\/p>\n<pre><code>ulimit -a<\/code><\/pre>\n<p>\u5982\u679c\u767c\u73fe\u67d0\u4e9b\u9650\u5236\u904e\u4f4e\uff0c\u53ef\u4ee5\u901a\u904e\u7de8\u8f2f\/etc\/security\/limits.conf\u6587\u4ef6\u4f86\u589e\u52a0\u9019\u4e9b\u9650\u5236\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>* soft nofile 65536\n* hard nofile 65536<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5tns%e9%85%8d%e7%bd%ae-jSSLZNQVDH\">2. \u6aa2\u67e5TNS\u914d\u7f6e<\/h3>\n<p>\u78ba\u4fddTNS\u914d\u7f6e\u6587\u4ef6\uff08tnsnames.ora\uff09\u6b63\u78ba\u7121\u8aa4\u3002\u6aa2\u67e5\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li>\u4e3b\u6a5f\u540d\u548c\u7aef\u53e3\u865f\u662f\u5426\u6b63\u78ba\u3002<\/li>\n<li>\u670d\u52d9\u540d\u7a31\u662f\u5426\u6b63\u78ba\u3002<\/li>\n<li>\u662f\u5426\u6709\u591a\u500bTNS\u689d\u76ee\u5c0e\u81f4\u6df7\u6dc6\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5oracle%e5%af%a6%e4%be%8b%e7%8b%80%e6%85%8b-jSSLZNQVDH\">3. \u6aa2\u67e5Oracle\u5be6\u4f8b\u72c0\u614b<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5Oracle\u5be6\u4f8b\u662f\u5426\u6b63\u5728\u904b\u884c\uff1a<\/p>\n<pre><code>sqlplus \/ as sysdba\nSELECT instance_name, status FROM v$instance;<\/code><\/pre>\n<p>\u5982\u679c\u5be6\u4f8b\u672a\u555f\u52d5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5\u5be6\u4f8b\uff1a<\/p>\n<pre><code>STARTUP;<\/code><\/pre>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e7%b6%b2%e7%b5%a1%e9%80%a3%e6%8e%a5-jSSLZNQVDH\">4. \u6aa2\u67e5\u7db2\u7d61\u9023\u63a5<\/h3>\n<p>\u78ba\u4fdd\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u7684\u7db2\u7d61\u9023\u63a5\u6b63\u5e38\u3002\u53ef\u4ee5\u4f7f\u7528ping\u547d\u4ee4\u6aa2\u67e5\u9023\u63a5\uff1a<\/p>\n<pre><code>ping <\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-jSSLZNQVDH\">\u7e3d\u7d50<\/h2>\n<p>ORA-12549: TNS: \u64cd\u4f5c\u7cfb\u7d71\u8cc7\u6e90\u914d\u984d\u8d85\u904e\u662f\u4e00\u500b\u5e38\u898b\u7684Oracle\u932f\u8aa4\uff0c\u901a\u5e38\u8207\u64cd\u4f5c\u7cfb\u7d71\u7684\u8cc7\u6e90\u9650\u5236\u3001TNS\u914d\u7f6e\u554f\u984c\u6216Oracle\u5be6\u4f8b\u72c0\u614b\u6709\u95dc\u3002\u901a\u904e\u6aa2\u67e5\u7cfb\u7d71\u8cc7\u6e90\u3001TNS\u914d\u7f6e\u548cOracle\u5be6\u4f8b\u72c0\u614b\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u670d\u52d9\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-12549 \u932f\u8aa4\uff0c\u4e86\u89e3 TNS \u64cd\u4f5c\u7cfb\u7d71\u8cc7\u6e90\u914d\u984d\u8d85\u904e\u7684\u539f\u56e0\u53ca\u4fee\u5fa9\u65b9\u6cd5\uff0c\u63d0\u5347 Oracle \u9060\u7a0b\u8655\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-84927","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/84927","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=84927"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/84927\/revisions"}],"predecessor-version":[{"id":84928,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/84927\/revisions\/84928"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=84927"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=84927"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=84927"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}