{"id":41691,"date":"2023-08-16T01:52:45","date_gmt":"2023-06-06T01:20:22","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%a3%80%e6%9f%a5postgresql%e9%94%99%e8%af%af%e7%9a%84%e8%a6%81%e7%82%b9\/"},"modified":"2024-04-30T18:43:07","modified_gmt":"2024-04-30T10:43:07","slug":"%e6%a3%80%e6%9f%a5postgresql%e9%94%99%e8%af%af%e7%9a%84%e8%a6%81%e7%82%b9","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%a3%80%e6%9f%a5postgresql%e9%94%99%e8%af%af%e7%9a%84%e8%a6%81%e7%82%b9\/","title":{"rendered":"\u68c0\u67e5PostgreSQL\u9519\u8bef\u7684\u8981\u70b9"},"content":{"rendered":"<h2>\u9a8c\u8bc1\u73af\u5883<\/h2>\n<p>\u5728CentOS8\u548cPostgres12.9\u4e0a\u8fdb\u884c\u786e\u8ba4\u3002<\/p>\n<h2>\u8fbe\u5230\u7684\u76ee\u7684<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5728\u8fdb\u884cPostgreSQL\u9a8c\u8bc1\u8fc7\u7a0b\u4e2d\u9047\u5230\u7684\u9519\u8bef\u5904\u7406\u603b\u7ed3\u3002\u53ef\u80fd\u6709\u9519\u8bef\u6216\u8bef\u89e3\u7684\u5185\u5bb9\u3002<\/p>\n<h2>\u6570\u636e\u5e93\u96c6\u7fa4\uff08\u521d\u59cb\u5316\uff09<\/h2>\n<p>\u25c6\u9519\u8bef<br \/>\ninitdb: \u9519\u8bef: \u76ee\u5f55&#8221;\/var\/lib\/pgsql\/data&#8221;\u5df2\u5b58\u5728\u4f46\u4e0d\u4e3a\u7a7a~<br \/>\n\u25c6\u5185\u5bb9<br \/>\n\u5982\u679c\u6709\u6570\u636e\u6587\u4ef6\u4f1a\u51fa\u73b0\u9519\u8bef\u3002<br \/>\n\u25c6\u5bf9\u7b56<br \/>\n\u00b7 \u5220\u9664\u76ee\u5f55<br \/>\n\u00b7 \u66f4\u6539\u73b0\u6709\u76ee\u5f55\u540d\u79f0<br \/>\n\u00b7 \u5728\u521b\u5efa\u76ee\u5f55\u65f6\u6307\u5b9a\u5176\u4ed6\u4f4d\u7f6e \u7b49<\/p>\n<h2>\u542f\u52a8\u3001\u505c\u6b62\u6570\u636e\u5e93<\/h2>\n<h3>\u5982\u679c\u627e\u4e0d\u5230\u6570\u636e\u5e93\u96c6\u7fa4\u3002<\/h3>\n<p>\u5c06\u89c4\u5b9a\u503c\u7684\u76ee\u5f55\u66f4\u540d\u5e76\u8fdb\u884c\u6d4b\u8bd5\u3002<br \/>\n\u539f\u672c\u7684\u503c\uff1a\/var\/lib\/pgsql\/data<br \/>\n\u2193<br \/>\n\u66f4\u6539\u540e\uff1a\/var\/lib\/pgsql\/data1<\/p>\n<p>\u8fdb\u884c\u6d4b\u8bd5\u3002<\/p>\n<h4>\u4ee5root\u7528\u6237\u8eab\u4efd\u5c1d\u8bd5\u4f7f\u7528systemctl\u542f\u52a8\u3002<\/h4>\n<pre class=\"post-pre\"><code>[root@localhost ~]# systemctl start postgresql.service\r\nJob for postgresql.service failed because the control process exited with error code.\r\nSee \"systemctl status postgresql.service\" and \"journalctl -xe\" for details.\r\n<\/code><\/pre>\n<p>\u88ab\u544a\u77e5\u8981\u68c0\u67e5journalctl\u4ee5\u83b7\u53d6\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@localhost ~]# journalctl -xe\r\n-- Unit postgresql.service has begun starting up.\r\n 6\u6708 05 10:46:39 localhost.localdomain postgresql-check-db-dir[188431]: Directory \"\/var\/lib\/pgsql\/data\" is missing or empty.\r\n<\/code><\/pre>\n<p>\u627e\u4e0d\u5230\/var\/lib\/pgsql\/data\u3002<\/p>\n<h4>\u5c1d\u8bd5\u4f7f\u7528 pg_ctl \u6765\u542f\u52a8\u3002<\/h4>\n<pre class=\"post-pre\"><code>[postgres@localhost ~]$ pg_ctl start\r\npg_ctl: \u30c7\u30a3\u30ec\u30af\u30c8\u30ea \"\/var\/lib\/pgsql\/data\" \u306f\u5b58\u5728\u3057\u307e\u305b\u3093\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u9519\u8bef\u4fe1\u606f\u8fd4\u56de\u7684\u662f\u65e5\u8bed\uff0c\u56e0\u6b64\u5f88\u5bb9\u6613\u7406\u89e3\u3002<\/p>\n<h4>\u5904\u7406<\/h4>\n<p>\u5982\u679c\u627e\u4e0d\u5230\u6570\u636e\u5e93\u7fa4\u96c6\uff0c\u8bf7\u8003\u8651\u4ee5\u4e0b\u64cd\u4f5c\uff1a<br \/>\n\uff11\uff0e\u4f7f\u7528initdb\u521b\u5efa\u6570\u636e\u5e93\u7fa4\u96c6\u3002<br \/>\n\uff12\uff0e\u6307\u5b9a\u6570\u636e\u5e93\u7fa4\u96c6\u5e76\u542f\u52a8\u3002<br \/>\n\u5bf9\u4e8e\u4e0a\u8ff0\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528&#8221;pg_ctl start -D \/var\/lib\/pgsql\/data1&#8243;\u7b49\u547d\u4ee4\u3002<br \/>\n\u7136\u800c\uff0c\u505c\u6b62\u65f6\u4e5f\u9700\u8981\u6307\u5b9a\u76ee\u5f55\u3002<\/p>\n<h3>\u65e0\u6cd5\u8bbf\u95ee\u6570\u636e\u5e93\u96c6\u7fa4\u3002<\/h3>\n<h4>\u4f7f\u7528Postgres\u5c06\u6570\u636e\u5e93\u96c6\u7fa4\u7684\u6743\u9650\u8bbe\u7f6e\u4e3aroot\u5e76\u542f\u52a8\u3002<\/h4>\n<pre class=\"post-pre\"><code>[root@localhost ~]# chown root:root \/var\/lib\/pgsql\/data\r\n[root@localhost ~]# su - postgres\r\n[postgres@localhost ~]$ pg_ctl start\r\npg_ctl: PID\u30d5\u30a1\u30a4\u30eb\"\/var\/lib\/pgsql\/data\/postmaster.pid\"\u3092\u30aa\u30fc\u30d7\u30f3\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f: \u8a31\u53ef\u304c\u3042\u308a\u307e\u305b\u3093\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u65e0\u6cd5\u4ecepostgres\u7528\u6237\u8bbf\u95ee\uff0c\u5bfc\u81f4\u51fa\u73b0\u9519\u8bef\u3002<\/p>\n<p>#### \u5904\u7406\u65b9\u5f0f<\/p>\n<p>\u628a\u6240\u6709\u8005\u548c\u7fa4\u7ec4\u8bbe\u4e3apostgres\u3002<br \/>\nchown -R postgres:postgres \/var\/lib\/pgsql\u3002<\/p>\n<p>\u5c06\u6743\u9650\u8bbe\u4e3a0750\u3002<br \/>\nchmod -R 750 \/var\/lib\/pgsql<\/p>\n<h2>\u65e0\u6cd5\u4e0e\u5ba2\u6237\u7aef\u8fde\u63a5\u3002<\/h2>\n<h3>\u60c5\u51b5\uff11\uff1apostgresql.conf<\/h3>\n<p>\u8bf7\u786e\u8ba4 listen_addresses \u662f\u5426\u5df2\u7ecf\u88ab\u5141\u8bb8\u3002<\/p>\n<p>\u2605\u5904\u7406\uff1a\u5141\u8bb8\u8fde\u63a5\u6765\u6e90<br \/>\n\u4f8b<br \/>\nlisten_addresses = &#8216;*&#8217;<br \/>\n\u203b\u4e0d\u80fd\u5bf9listen_addresses\u8fdb\u884c\u8303\u56f4\u8bbe\u7f6e\uff0c\u4e2a\u522b\u6307\u5b9a\u9700\u5728pg_hba.conf\u4e2d\u8fdb\u884c\u3002<\/p>\n<p>\u6848\u4f8b2\uff1apg_hba.conf<br \/>\n\u8fde\u63a5\u7684\u6570\u636e\u5e93\u3001\u7528\u6237\u3001IP\u5730\u5740\u7b49\u662f\u5426\u88ab\u5141\u8bb8\uff1f<\/p>\n<p>\u2605\u8bbe\u7f6e\u793a\u4f8b<br \/>\n\u4f8b\uff1a\u5982\u679c\u4f7f\u7528192.168.11.1\u8fdb\u884c\u5bc6\u7801\uff08md5\uff09\u8ba4\u8bc1<br \/>\n\u4e3b\u673a \u5168\u90e8 \u5168\u90e8 192.168.11.1\/32 md5<\/p>\n<p>\u4f8b\uff1a\u5982\u679c\u5728192.168.11\u8303\u56f4\u5185\u8fdb\u884c\u5bc6\u7801\uff08md5\uff09\u8ba4\u8bc1\uff0c\u8bf7\u4f7f\u7528\u5b50\u7f51\u63a9\u780124\u3002<br \/>\nhost all all 192.168.121.0\/24 md5<\/p>\n<p>\u5728\u6307\u5b9a\u590d\u5236\u65f6\u4e0d\u9700\u8981\u5bc6\u7801\u7684\u60c5\u51b5\u4e0b\uff0c\u4e3b\u673a\u590d\u5236rep_user 192.168.121.123\/32 \u4fe1\u4efb\u3002<\/p>\n<h2>SQL\u67e5\u8be2\u6ca1\u6709\u8fd4\u56de\u7ed3\u679c<\/h2>\n<p>\u5728\u590d\u5236\u9a8c\u8bc1\u65f6\u9047\u5230\u4e86\u56f0\u96be\u3002<\/p>\n<p>\u5982\u679csynchronous_standby_names\u6709\u6548\u4e14synchronous_commit\u4e0d\u4e3aoff\u4e14\u5907\u7528\u670d\u52a1\u5668\u505c\u6b62\u5bfc\u81f4\u65e0\u54cd\u5e94\uff0c\u5219\u65e0\u6cd5\u8fd4\u56de\u7ed3\u679c\u3002<\/p>\n<p>\u2605\u5904\u7406\u65b9\u5f0f\uff1a<br \/>\n&#8211; \u542f\u52a8\u5f85\u673a<br \/>\n\u6216\u8005<br \/>\n&#8211; \u5c06synchronous_commit\u8bbe\u7f6e\u4e3aoff\u6216\u8005\u672c\u5730\u4ee5\u5916\u7684\u5176\u4ed6\u503c<br \/>\n\u4f46\u662f\u7531\u4e8e\u540c\u6b65\u5c06\u4e0d\u7a33\u5b9a\uff0c\u4e0d\u5efa\u8bae\u4f7f\u7528\u3002<\/p>\n<h2>\u65e0\u6cd5\u505c\u6b62\u6570\u636e\u5e93<\/h2>\n<p>\u5982\u679c\u5728\u542f\u52a8\u65f6\u5c06\u6570\u636e\u76ee\u5f55\u8bbe\u7f6e\u4e3a\u73af\u5883\u53d8\u91cf\u4e4b\u5916\u7684\u5176\u4ed6\u4f4d\u7f6e\uff0c\u5219\u4f1a\u51fa\u9519\u3002<br \/>\n\u901a\u8fc7stop\u547d\u4ee4\u6307\u5b9a\u6570\u636e\u76ee\u5f55\u3002<\/p>\n<h2>\u5f53\u4f60\u9047\u5230\u56f0\u96be\u65f6\u9700\u8981\u7814\u7a76\u7684\u8981\u70b9<\/h2>\n<p>1. \u64cd\u4f5c\u7cfb\u7edf\u7684\u65e5\u5fd7\u8bb0\u5f55<br \/>\njournalctl -xe<br \/>\n\u203b \u7528\u4e8e\u663e\u793a\u7531systemd-journald\u6536\u96c6\u7684\u65e5\u5fd7\u7684\u547d\u4ee4<\/p>\n<p>2. PostgreSQL\u7684\u65e5\u5fd7<br \/>\n\u6570\u636e\/\u65e5\u5fd7<\/p>\n<p>3. \u8fdb\u7a0b\u786e\u8ba4<br \/>\nps -ef | grep postgres<\/p>\n<p>\u786e\u8ba4\u7a0b\u5e8f\u7684\u4f4d\u7f6e\uff08\u76ee\u5f55\uff0c\u7528\u6237\u547d\u4ee4\u7684\u4f4d\u7f6e\uff09\uff0c\u53ef\u4ee5\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1apg_config &#8211;bindir\u3002<\/p>\n<p>5. \u67e5\u770b\u73af\u5883\u53d8\u91cf<br \/>\n\u8f93\u51fa$PATH\u547d\u4ee4<\/p>\n<p>6. \u68c0\u67e5\u6570\u636e\u6587\u4ef6\u5939<br \/>\n\u8fde\u63a5\u5230 psql<br \/>\n\u6267\u884c SHOW data_directory;<\/p>\n<pre class=\"post-pre\"><code>[postgres@localhost ~]$ psql\r\npsql (12.9)\r\n\"help\"\u3067\u30d8\u30eb\u30d7\u3092\u8868\u793a\u3057\u307e\u3059\u3002\r\npostgres=#  SHOW data_directory;\r\n   data_directory\r\n---------------------\r\n \/var\/lib\/pgsql\/data\r\n(1 \u884c)\r\n<\/code><\/pre>\n<p>7. \u67e5\u8be2Postgres\u7684\u7248\u672c<br \/>\npsql &#8211;version<\/p>\n<p>\u5728\u4e2d\u56fd\u5f53\u5730\uff0c\u901a\u8fc7systemctl\u53ef\u4ee5\u5728\u542f\u52a8\u65f6\u68c0\u67e5\u72b6\u6001\uff0c\u4ee5\u786e\u8ba4\u7a0b\u5e8f\u7684\u4f4d\u7f6e\u548c\u6570\u636e\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@localhost ~]# systemctl status postgresql.service\r\n\u25cf postgresql.service - PostgreSQL database server\r\n   Loaded: loaded (\/usr\/lib\/systemd\/system\/postgresql.service; enabled; vendor &gt;\r\n\u25cf postgresql.service - PostgreSQL database server\r\n   Loaded: loaded (\/usr\/lib\/systemd\/system\/postgresql.service; enabled; vendor &gt;\r\n   Active: active (running) since Thu 2023-06-08 23:10:01 JST; 6min ago\r\n Main PID: 1060 (postmaster)\r\n    Tasks: 8 (limit: 11095)\r\n   Memory: 24.5M\r\n   CGroup: \/system.slice\/postgresql.service\r\n           tq1060 \/usr\/bin\/postmaster -D \/var\/lib\/pgsql\/data\r\n           tq1094 postgres: logger\r\n           tq1098 postgres: checkpointer\r\n           tq1099 postgres: background writer\r\n           tq1100 postgres: walwriter\r\n           tq1101 postgres: autovacuum launcher\r\n           tq1102 postgres: stats collector\r\n           mq1103 postgres: logical replication launcher\r\n<\/code><\/pre>\n<h2>\u8bf7\u53c2\u8003\u4e0b\u9762\u7684\u6587\u7ae0\u3002<\/h2>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9a8c\u8bc1\u73af\u5883 \u5728CentOS8\u548cPostgres12.9\u4e0a\u8fdb\u884c\u786e\u8ba4\u3002 \u8fbe\u5230\u7684\u76ee\u7684 \u4ee5\u4e0b\u662f\u5728\u8fdb\u884cPostgreSQL [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41691","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u68c0\u67e5PostgreSQL\u9519\u8bef\u7684\u8981\u70b9 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u68c0\u67e5postgresql\u9519\u8bef\u7684\u8981\u70b9\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u68c0\u67e5PostgreSQL\u9519\u8bef\u7684\u8981\u70b9\" \/>\n<meta property=\"og:description\" content=\"\u9a8c\u8bc1\u73af\u5883 \u5728CentOS8\u548cPostgres12.9\u4e0a\u8fdb\u884c\u786e\u8ba4\u3002 \u8fbe\u5230\u7684\u76ee\u7684 \u4ee5\u4e0b\u662f\u5728\u8fdb\u884cPostgreSQL [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u68c0\u67e5postgresql\u9519\u8bef\u7684\u8981\u70b9\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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