{"id":179124,"date":"2024-11-08T23:12:20","date_gmt":"2024-11-08T15:12:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179124\/"},"modified":"2024-11-08T23:12:21","modified_gmt":"2024-11-08T15:12:21","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-postgresql-%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9ahv001-fdw_out_of_memory%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179124\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1aHV001 &#8211; fdw_out_of_memory\uff1f"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-postgresql-%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9ahv001-fdw_out_of_memory-bpCfoWLMyK\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1aHV001 &#8211; fdw_out_of_memory<\/h1>\n<p>\u5728\u4f7f\u7528 PostgreSQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u662f HV001 &#8211; fdw_out_of_memory\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u5916\u90e8\u6578\u64da\u5305\uff08Foreign Data Wrapper, FDW\uff09\u6709\u95dc\uff0c\u8868\u793a\u5728\u8655\u7406\u5916\u90e8\u6578\u64da\u6642\u5167\u5b58\u4e0d\u8db3\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc-hv001-%e7%9a%84%e8%83%8c%e6%99%af-bpCfoWLMyK\">\u932f\u8aa4\u4ee3\u78bc HV001 \u7684\u80cc\u666f<\/h2>\n<p>PostgreSQL \u7684\u5916\u90e8\u6578\u64da\u5305\u529f\u80fd\u5141\u8a31\u7528\u6236\u5f9e\u5176\u4ed6\u6578\u64da\u6e90\uff08\u5982\u5176\u4ed6\u6578\u64da\u5eab\u6216\u6587\u4ef6\uff09\u67e5\u8a62\u6578\u64da\u3002\u7576\u4f7f\u7528 FDW \u6642\uff0cPostgreSQL \u9700\u8981\u5728\u5167\u5b58\u4e2d\u8655\u7406\u4f86\u81ea\u5916\u90e8\u6578\u64da\u6e90\u7684\u6578\u64da\u3002\u5982\u679c\u5728\u9019\u500b\u904e\u7a0b\u4e2d\u5167\u5b58\u4e0d\u8db3\uff0c\u5c31\u6703\u51fa\u73fe HV001 \u932f\u8aa4\u3002<\/p>\n<h2 id=\"hv001-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-bpCfoWLMyK\">HV001 \u932f\u8aa4\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<ul>\n<li><strong>\u5167\u5b58\u914d\u7f6e\u4e0d\u8db3\uff1a<\/strong> PostgreSQL \u7684\u5167\u5b58\u914d\u7f6e\u53ef\u80fd\u4e0d\u8db3\u4ee5\u8655\u7406\u8acb\u6c42\u7684\u6578\u64da\u91cf\u3002<\/li>\n<li><strong>\u67e5\u8a62\u8907\u96dc\u6027\uff1a<\/strong> \u8907\u96dc\u7684\u67e5\u8a62\u53ef\u80fd\u9700\u8981\u66f4\u591a\u7684\u5167\u5b58\u4f86\u8655\u7406\uff0c\u7279\u5225\u662f\u7576\u6d89\u53ca\u5927\u91cf\u6578\u64da\u6642\u3002<\/li>\n<li><strong>\u5916\u90e8\u6578\u64da\u6e90\u7684\u6027\u80fd\u554f\u984c\uff1a<\/strong> \u5982\u679c\u5916\u90e8\u6578\u64da\u6e90\u7684\u6027\u80fd\u4e0d\u4f73\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4 PostgreSQL \u5728\u7b49\u5f85\u6578\u64da\u6642\u6d88\u8017\u904e\u591a\u5167\u5b58\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba-hv001-%e9%8c%af%e8%aa%a4%e7%9a%84%e6%ad%a5%e9%a9%9f-bpCfoWLMyK\">\u89e3\u6c7a HV001 \u932f\u8aa4\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e5%85%a7%e5%ad%98%e9%85%8d%e7%bd%ae-bpCfoWLMyK\">1. \u6aa2\u67e5\u5167\u5b58\u914d\u7f6e<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5 PostgreSQL \u7684\u5167\u5b58\u914d\u7f6e\u3002\u53ef\u4ee5\u901a\u904e\u4fee\u6539 <code>postgresql.conf<\/code> \u6587\u4ef6\u4e2d\u7684\u4ee5\u4e0b\u53c3\u6578\u4f86\u589e\u52a0\u5167\u5b58\u9650\u5236\uff1a<\/p>\n<pre><code>work_mem = 64MB  # \u6839\u64da\u9700\u8981\u8abf\u6574\u6b64\u503c\n<\/code><\/pre>\n<p>\u589e\u52a0 <code>work_mem<\/code> \u7684\u503c\u53ef\u4ee5\u5e6b\u52a9\u8655\u7406\u66f4\u5927\u7684\u67e5\u8a62\uff0c\u4f46\u8981\u6ce8\u610f\u6574\u9ad4\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4ee5\u514d\u5f71\u97ff\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<h3 id=\"2-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2-bpCfoWLMyK\">2. \u512a\u5316\u67e5\u8a62<\/h3>\n<p>\u5c0d\u65bc\u8907\u96dc\u7684\u67e5\u8a62\uff0c\u8003\u616e\u9032\u884c\u512a\u5316\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u4f86\u7c21\u5316\u67e5\u8a62\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u7d22\u5f15\u4f86\u52a0\u901f\u67e5\u8a62\u3002<\/li>\n<li>\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u806f\u63a5\uff0c\u7279\u5225\u662f\u7576\u6d89\u53ca\u5927\u91cf\u6578\u64da\u6642\u3002<\/li>\n<li>\u8003\u616e\u5c07\u67e5\u8a62\u62c6\u5206\u70ba\u591a\u500b\u8f03\u5c0f\u7684\u67e5\u8a62\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e5%a4%96%e9%83%a8%e6%95%b8%e6%93%9a%e6%ba%90-bpCfoWLMyK\">3. \u76e3\u63a7\u5916\u90e8\u6578\u64da\u6e90<\/h3>\n<p>\u5982\u679c\u5916\u90e8\u6578\u64da\u6e90\u7684\u6027\u80fd\u4e0d\u4f73\uff0c\u5247\u9700\u8981\u9032\u884c\u76e3\u63a7\u548c\u512a\u5316\u3002\u78ba\u4fdd\u5916\u90e8\u6578\u64da\u6e90\u80fd\u5920\u5feb\u901f\u97ff\u61c9\u8acb\u6c42\uff0c\u4e26\u4e14\u4e0d\u6703\u56e0\u70ba\u6027\u80fd\u554f\u984c\u800c\u5c0e\u81f4 PostgreSQL \u7684\u5167\u5b58\u6d88\u8017\u904e\u9ad8\u3002<\/p>\n<h3 id=\"4-%e5%a2%9e%e5%8a%a0%e7%b3%bb%e7%b5%b1%e5%85%a7%e5%ad%98-bpCfoWLMyK\">4. \u589e\u52a0\u7cfb\u7d71\u5167\u5b58<\/h3>\n<p>\u5982\u679c\u4ee5\u4e0a\u65b9\u6cd5\u7121\u6cd5\u89e3\u6c7a\u554f\u984c\uff0c\u8003\u616e\u589e\u52a0\u7cfb\u7d71\u7684\u7269\u7406\u5167\u5b58\u3002\u9019\u6a23\u53ef\u4ee5\u70ba PostgreSQL \u63d0\u4f9b\u66f4\u591a\u7684\u5167\u5b58\u8cc7\u6e90\uff0c\u5f9e\u800c\u6e1b\u5c11\u51fa\u73fe HV001 \u932f\u8aa4\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bpCfoWLMyK\">\u7e3d\u7d50<\/h2>\n<p>HV001 &#8211; fdw_out_of_memory \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u5167\u5b58\u914d\u7f6e\u4e0d\u8db3\u6216\u67e5\u8a62\u8907\u96dc\u6027\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u548c\u8abf\u6574 PostgreSQL \u7684\u5167\u5b58\u914d\u7f6e\u3001\u512a\u5316\u67e5\u8a62\u3001\u76e3\u63a7\u5916\u90e8\u6578\u64da\u6e90\u4ee5\u53ca\u589e\u52a0\u7cfb\u7d71\u5167\u5b58\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u904b\u884c\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u5728\u9ad8\u8ca0\u8f09\u4e0b\u4ecd\u80fd\u4fdd\u6301\u826f\u597d\u7684\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc HV001 &#8211; fdw_out_of_memory\uff0c\u63d0\u5347\u8cc7\u6599\u5eab\u6027\u80fd\uff0c\u89e3\u6c7a\u5916\u90e8\u8cc7\u6599\u532f\u5165\u554f\u984c\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-179124","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179124","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=179124"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179124\/revisions"}],"predecessor-version":[{"id":179125,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179124\/revisions\/179125"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179124"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179124"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179124"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}