linux

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1.get help
man yourCommand

2.access to dir
cd dirName

3.get current dir
pwd

4.create dir
mkdir dirName

5.create file
touch fileName

6.show dir content
ls #show current dir content
ls -l #show detail information
ls dirName

7.show file content
cat fileName
more fileName

8.delete dir/file
rm -rf dirName/fileName

9.copy file
cp source target

10.move file
mv source target

11.chang the mode of dir/file
chmod xxx dirName/fileName

Note: xxx is number from 1 to 7.
      1 means the dir/file is executable
      2 means the dir/file is writable
      4 means the dir/file is readable

12.chang the owner of dir/file
chown -R NewUser:NewGroup dirName/fileName

13 vi

14 shutdown

15 reboot

16
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1.*.tar
tar xvf FileName.tar
tar cvf FileName.tar DirName

2.*.tar.gz
tar zxvf FileName.tar.gz
tar zcvf FileName.tar.gz DirName

3.*.tgz
tar zxvf FileName.tgz

4.*.gz
gunzip FileName.gz
gzip FileName

5.*.Z
uncompress FileName.Z
compress FileName

6.*.tar.Z
tar Zxvf FileName.Z
tar Zcvf FileName.tar.Z DirName

7.*.bz
bunzip2 FileName.bz
bzip2 -z FileName

8.*.bz2
bunzip2 FileName.bz2
bzip2 -z FileName

9.*.tar.bz2
tar jxvf FileName.tar.bz2
tar jcvf FileName.tar.bz2 DirName

10.*.zip
unzip FileName.zip
zip FileName.zip DirName

11.*.rar
rar x FileName.rar
rar a FileName.rar DirName

12.*.lha
lha FileName.lha
lha FileName.lha FileName

13.*.cpio
    AIX/Solaris : cpio -idcu < xxx.cpio
    Linux :       cpio -idmv < xxx.cpio

    chmod xxx dirName/fileName
chmod +x *

sftp myname@host
常用命令有：

quit --退出
ls --查看远程目录文件
cd --改变远程目录路径
lls --查看本地目录文件
lcd --改变本地目录路径
put --将本地文件上传到远程目录
get --下载远程目录文件到本地

AIX: 输入smitty security 进入图形界面。 aix enter进入，f3退出

AIX建组/删除组命令，mkgroup/rmgroup

CPIO

aix,
1. compress
# find /opt/IBM/ -print | cpio -oav > xx.cpio

2.Uncompress, restore previous backup
# cpio -idmv < xx.cpio

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1 & 在命令行末尾加 & 表示让该命令后台运行。

2 bg

3 fg

4 lsof

5 lsof -i :端口号查询次端口被哪个进程占用

6 history