{"id":186158,"date":"2024-11-11T03:35:18","date_gmt":"2024-11-10T19:35:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186158\/"},"modified":"2024-11-11T03:35:19","modified_gmt":"2024-11-10T19:35:19","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%a9%ba%e9%96%93%e7%9b%a3%e6%8e%a7%e8%aa%9e%e5%8f%a5%ef%bc%8c%e6%95%99%e4%bd%a0%e8%bc%95%e9%ac%86%e6%90%9e%e5%ae%9a%ef%bc%81%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186158\/","title":{"rendered":"\u6578\u64da\u5eab\u8868\u7a7a\u9593\u76e3\u63a7\u8a9e\u53e5\uff0c\u6559\u4f60\u8f15\u9b06\u641e\u5b9a\uff01\uff08\u6578\u64da\u5eab\u8868\u7a7a\u9593\u76e3\u63a7\u8a9e\u53e5\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%a9%ba%e9%96%93%e7%9b%a3%e6%8e%a7%e8%aa%9e%e5%8f%a5%ef%bc%8c%e6%95%99%e4%bd%a0%e8%bc%95%e9%ac%86%e6%90%9e%e5%ae%9a%ef%bc%81-IlByUOdCmV\">\u6578\u64da\u5eab\u8868\u7a7a\u9593\u76e3\u63a7\u8a9e\u53e5\uff0c\u6559\u4f60\u8f15\u9b06\u641e\u5b9a\uff01<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u7528\u6027\u5c0d\u65bc\u4f01\u696d\u7684\u904b\u71df\u81f3\u95dc\u91cd\u8981\u3002\u6578\u64da\u5eab\u8868\u7a7a\u9593\u7684\u76e3\u63a7\u662f\u78ba\u4fdd\u6578\u64da\u5eab\u5065\u5eb7\u904b\u884c\u7684\u91cd\u8981\u4e00\u74b0\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528\u6578\u64da\u5eab\u8868\u7a7a\u9593\u76e3\u63a7\u8a9e\u53e5\u4f86\u8f15\u9b06\u7ba1\u7406\u548c\u76e3\u63a7\u4f60\u7684\u6578\u64da\u5eab\u8868\u7a7a\u9593\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%a9%ba%e9%96%93%ef%bc%9f-IlByUOdCmV\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u8868\u7a7a\u9593\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u8868\u7a7a\u9593\u662f\u6578\u64da\u5eab\u4e2d\u7528\u4f86\u5b58\u5132\u6578\u64da\u7684\u908f\u8f2f\u7d50\u69cb\u3002\u5b83\u53ef\u4ee5\u88ab\u8996\u70ba\u4e00\u500b\u5bb9\u5668\uff0c\u5167\u90e8\u5305\u542b\u4e86\u6578\u64da\u6587\u4ef6\u3001\u7d22\u5f15\u3001\u8868\u7b49\u6578\u64da\u5eab\u5c0d\u8c61\u3002\u6bcf\u500b\u8868\u7a7a\u9593\u53ef\u4ee5\u5305\u542b\u591a\u500b\u6578\u64da\u6587\u4ef6\uff0c\u9019\u4e9b\u6587\u4ef6\u5be6\u969b\u4e0a\u5b58\u5132\u4e86\u6578\u64da\u3002\u6709\u6548\u7684\u8868\u7a7a\u9593\u7ba1\u7406\u53ef\u4ee5\u5e6b\u52a9\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u4e26\u9632\u6b62\u56e0\u7a7a\u9593\u4e0d\u8db3\u800c\u5c0e\u81f4\u7684\u6578\u64da\u5eab\u6545\u969c\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e7%9b%a3%e6%8e%a7%e8%a1%a8%e7%a9%ba%e9%96%93%ef%bc%9f-IlByUOdCmV\">\u70ba\u4ec0\u9ebc\u9700\u8981\u76e3\u63a7\u8868\u7a7a\u9593\uff1f<\/h2>\n<p>\u76e3\u63a7\u8868\u7a7a\u9593\u7684\u4e3b\u8981\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9810\u9632\u7a7a\u9593\u4e0d\u8db3\uff1a<\/strong>\u7576\u8868\u7a7a\u9593\u7528\u6eff\u6642\uff0c\u6578\u64da\u5eab\u5c07\u7121\u6cd5\u518d\u5beb\u5165\u65b0\u6578\u64da\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u5d29\u6f70\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u76e3\u63a7\u8868\u7a7a\u9593\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u53ca\u6642\u8abf\u6574\u6578\u64da\u5eab\u914d\u7f6e\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7ba1\u7406\uff1a<\/strong>\u4e86\u89e3\u8868\u7a7a\u9593\u7684\u4f7f\u7528\u60c5\u6cc1\u6709\u52a9\u65bc\u66f4\u597d\u5730\u5206\u914d\u548c\u7ba1\u7406\u8cc7\u6e90\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e7%9b%a3%e6%8e%a7%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%a9%ba%e9%96%93-IlByUOdCmV\">\u5982\u4f55\u76e3\u63a7\u6578\u64da\u5eab\u8868\u7a7a\u9593<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u6578\u64da\u5eab\u8868\u7a7a\u9593\u76e3\u63a7\u8a9e\u53e5\uff0c\u9019\u4e9b\u8a9e\u53e5\u53ef\u4ee5\u5e6b\u52a9\u4f60\u5feb\u901f\u7372\u53d6\u8868\u7a7a\u9593\u7684\u4f7f\u7528\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"1-%e6%9f%a5%e8%a9%a2%e8%a1%a8%e7%a9%ba%e9%96%93%e7%9a%84%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-IlByUOdCmV\">1. \u67e5\u8a62\u8868\u7a7a\u9593\u7684\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<pre><code>SELECT \n    tablespace_name,\n    SUM(bytes) \/ 1024 \/ 1024 AS total_size_mb,\n    SUM(bytes) \/ 1024 \/ 1024 - SUM(free_bytes) \/ 1024 \/ 1024 AS used_size_mb,\n    SUM(free_bytes) \/ 1024 \/ 1024 AS free_size_mb\nFROM \n    dba_data_files\nGROUP BY \n    tablespace_name;<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u8fd4\u56de\u6bcf\u500b\u8868\u7a7a\u9593\u7684\u7e3d\u5927\u5c0f\u3001\u5df2\u7528\u5927\u5c0f\u548c\u53ef\u7528\u5927\u5c0f\uff0c\u5e6b\u52a9\u4f60\u5feb\u901f\u4e86\u89e3\u8868\u7a7a\u9593\u7684\u4f7f\u7528\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"2-%e6%9f%a5%e8%a9%a2%e8%a1%a8%e7%a9%ba%e9%96%93%e7%9a%84%e5%8f%af%e7%94%a8%e7%a9%ba%e9%96%93-IlByUOdCmV\">2. \u67e5\u8a62\u8868\u7a7a\u9593\u7684\u53ef\u7528\u7a7a\u9593<\/h3>\n<pre><code>SELECT \n    tablespace_name,\n    SUM(bytes) \/ 1024 \/ 1024 AS free_size_mb\nFROM \n    dba_free_space\nGROUP BY \n    tablespace_name;<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u986f\u793a\u6bcf\u500b\u8868\u7a7a\u9593\u7684\u53ef\u7528\u7a7a\u9593\uff0c\u5e6b\u52a9\u4f60\u8a55\u4f30\u662f\u5426\u9700\u8981\u64f4\u5c55\u8868\u7a7a\u9593\u3002<\/p>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e8%a1%a8%e7%a9%ba%e9%96%93%e7%9a%84%e5%a2%9e%e9%95%b7-IlByUOdCmV\">3. \u76e3\u63a7\u8868\u7a7a\u9593\u7684\u589e\u9577<\/h3>\n<p>\u70ba\u4e86\u66f4\u597d\u5730\u7ba1\u7406\u8868\u7a7a\u9593\uff0c\u5b9a\u671f\u76e3\u63a7\u5176\u589e\u9577\u60c5\u6cc1\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\u4f86\u67e5\u8a62\u8868\u7a7a\u9593\u7684\u589e\u9577\u6b77\u53f2\uff1a<\/p>\n<pre><code>SELECT \n    tablespace_name,\n    TO_CHAR(timestamp, 'YYYY-MM-DD HH24:MI:SS') AS growth_time,\n    bytes \/ 1024 \/ 1024 AS growth_size_mb\nFROM \n    tablespace_growth_history\nWHERE \n    tablespace_name = 'YOUR_TABLESPACE_NAME'\nORDER BY \n    timestamp DESC;<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5e6b\u52a9\u4f60\u4e86\u89e3\u7279\u5b9a\u8868\u7a7a\u9593\u7684\u589e\u9577\u8da8\u52e2\uff0c\u5f9e\u800c\u505a\u51fa\u76f8\u61c9\u7684\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-IlByUOdCmV\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eab\u8868\u7a7a\u9593\u7684\u76e3\u63a7\u662f\u78ba\u4fdd\u6578\u64da\u5eab\u7a69\u5b9a\u904b\u884c\u7684\u91cd\u8981\u63aa\u65bd\u3002\u901a\u904e\u4f7f\u7528\u4e0a\u8ff0\u76e3\u63a7\u8a9e\u53e5\uff0c\u4f60\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u8868\u7a7a\u9593\u7684\u4f7f\u7528\u60c5\u6cc1\u3001\u53ef\u7528\u7a7a\u9593\u4ee5\u53ca\u589e\u9577\u8da8\u52e2\uff0c\u5f9e\u800c\u53ca\u6642\u505a\u51fa\u8abf\u6574\uff0c\u907f\u514d\u6f5b\u5728\u7684\u554f\u984c\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u4f60\u7684\u6578\u64da\u5eab\u904b\u884c\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u4f60\u8f15\u9b06\u7ba1\u7406\u548c\u64f4\u5c55\u4f60\u7684\u6578\u64da\u5eab\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u8f15\u9b06\u4f7f\u7528\u6578\u64da\u5eab\u8868\u7a7a\u9593\u76e3\u63a7\u8a9e\u53e5\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u6027\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u63d0\u5347\u7ba1\u7406\u6548\u7387\uff01<\/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-186158","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186158","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=186158"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186158\/revisions"}],"predecessor-version":[{"id":186159,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186158\/revisions\/186159"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}