Ubuntu Spool 数据恢复与修复实用指南
一、先判断场景与准备
sudo systemctl stop cups),避免新任务覆盖待恢复文件。二、快速定位与直接恢复
sudo find /var/spool/cups -name "printjob_12345"sudo find /var/spool/cups -mtime -1sudo cp /var/spool/cups/printjob_12345 ~/recovered/printjob_12345三、从备份恢复
sudo rsync -a --delete /var/spool /backup/var/spoolsudo rsync -a --delete /backup/var/spool /var/sudo tar -czvf /backup/var_spool_backup.tar.gz /var/spoolsudo tar -xzvf /backup/var_spool_backup.tar.gz -C /四、无备份时的文件恢复工具与步骤
sudo umount /dev/sdXN)。五、目录损坏或丢失时的重建与服务修复
sudo mkdir -p /var/spool/cupssudo chown cups:lp /var/spool/cups; sudo chmod 0755 /var/spool/cups(以实际服务要求为准)sudo systemctl status cupssudo tail -f /var/log/cups/error_logsudo systemctl restart cupssudo apt remove --purge cups && sudo apt autoremove && sudo apt install cups