查看监听端口 Linux
nmap localhost
netstat -npl

从linux mount windows共享文件夹
mount -t smbfs -o username=share,password=Welcome1 "//10.182.121.88\Red Hat Enterprise Linux 4-gci3" /mnt

aix mount cdrom
mount -rn /dev/cd0 /mnt/cdrom

根据文件内容查找
find . -exec grep -l 'pass' {} \;
sed -i "s/gci1/gci4/g"
find .  -type f -print|xargs grep -l gci4

备份控制文件
ALTER DATABASE BACKUP CONTROLFILE TO trace;