Backup

Command incremental backup

     Ø     tar –czv –g /ទីតាំងយើងចង់ដាក់backup file/ឈ្មោះfileថ្មី   -f  /ទីតាំងយើងចង់ដាក់backup fileដដែល/ឈ្មោះ​backup file.tar.gz​  /អ្វីដែលយើងត្រូវbackup.

Ø tar  –czv  –g /root/Desktop/vorn  –f  /root/Desktop/davorn.tar.gz  /mnt/backup

Command extract backup file

Ø  Tar  –xvf  backupfile’name   -C  locationwewanttoputin

Command full backup

Ø  Tar  –czf   /mnt/mountpoint/backupfilename.tar.gz   /whatwewanttobackup

Command rename file and folder

Ø mv oldfile’sname  newfile’sname

Command full backup with date and time

Ø   tar –czf /mnt/mountpoint/vorn_with_date_time`date   ’ +%F_%T`’.tar.gz  /backup

To list data in file backup

Ø   tar –tf  filebackupname

Command rpm

Ø Rpm  –ivh  file’sname.rpm

Command tar

Ø tar   -xvf  file’sname-2.2.tar.g.z.

Command rsync –r

Ø      rsync –r  /root/da  /mnt/vorn

Ø backup by rsync

Ø  rsync  -av  /whattobackup  /tmp (location)

Command rsync –r

Back file from our pc to other pc

Ø   rsync   -avz   /root/da(what to backup)   root@.192.168.3.1:/mnt/vorn (location to store file)

Back file from other to our pc

Ø   rsync   -avz  root@.192.168.3.1:/mnt (what to backup)   /root (location to store file)

Command  ifup eth1 : to make eth1 to turn on

Command vim  /etc/sysconfig/network/ifcfg-eth1

Ø ifconfig eth0 up

Ø ifconfig eth0 192.168.1.102 netmask 255.255.255.0 broadcast 192.168.1.255