pg_archivecleanup清除备份之前的归档

 

1.脚本内容如下

[postgres@localhost tmp]$ more pg_archivecleanup.sh   
#!/bin/bash

wallog_dir='/opt/pg14/archivelog/20221121'

cd ${wallog_dir}
ls -rt|grep "backup">/tmp/backup_wal.log
clear_wal_logname=`tail -1 /tmp/backup_wal.log|cut -f 1 -d "."`
pg_archivecleanup -d ${wallog_dir} ${clear_wal_logname}

 

2.执行

在postgres用户下执行

su - postgres

sh /tmp/pg_archivecleanup.sh