Postgresql 解决pg掉电后无法重启的问题

1、机房断电后重启pg数据库,报如下错误:

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Aug 31 10:55:53 localhost.localdomain postmaster[1716]: 2022-08-31 10:55:53.775 CST [1716] LOG:  could not open directory "pg_tblspc/memory/PG_12_201909212/pgsql_tmp": Not a directory
Aug 31 10:55:53 localhost.localdomain postmaster[1716]: 2022-08-31 10:55:53.775 CST [1716] LOG:  could not open directory "pg_tblspc/memory/PG_12_201909212": Not a directory
Aug 31 10:55:53 localhost.localdomain postmaster[1716]: 2022-08-31 10:55:53.775 CST [1716] LOG:  could not open directory "pg_tblspc/prememory/PG_12_201909212/pgsql_tmp": Not a directory
Aug 31 10:55:53 localhost.localdomain postmaster[1716]: 2022-08-31 10:55:53.775 CST [1716] LOG:  could not open directory "pg_tblspc/prememory/PG_12_201909212": Not a directory
Aug 31 10:55:53 localhost.localdomain postmaster[1716]: 2022-08-31 10:55:53.793 CST [1716] LOG:  redirecting log output to logging collector process
Aug 31 10:55:53 localhost.localdomain postmaster[1716]: 2022-08-31 10:55:53.793 CST [1716] HINT:  Future log output will appear in directory "log".
Aug 31 10:55:54 localhost.localdomain systemd[1]: postgresql-12.service: main process exited, code=exited, status=1/FAILURE
Aug 31 10:55:54 localhost.localdomain systemd[1]: Failed to start PostgreSQL 12 database server.
Aug 31 10:55:54 localhost.localdomain systemd[1]: Unit postgresql-12.service entered failed state.
Aug 31 10:55:54 localhost.localdomain systemd[1]: postgresql-12.service failed.
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2、目录说明

bin目录:

/usr/pgsql-12/bin

data目录:

/var/lib/pgsql/12/data

3、解决方法

删除以下目录中所有文件:

/var/lib/pgsql/12/data/pg_tblspc


















posted @   我命由我不由天—hao  阅读(635)  评论(0编辑  收藏  举报
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