The GNU/tar command has -w or --verify option. This option attempt to verify the archive after writing it to tape, use the command as follows to backup data and attempt to verify the archive after writing:
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Verify TAR backup with -w and –verify options on GNU/Linux
Type the following command as follows to backup /home/ to /dev/st0 and attempt to verify the archive after writing it to /dev/st0 tape device:
# tar -cvpWlf /dev/st0 /home
Where,
- c : Create a new archive of /home
- v : Verbose output
- p : Ignore umask when extracting files i.e. preserve permissions on files
- W : Attempt to verify the archive after writing it
- l : Stay in local file system when creating an archive
- f : Specify /dev/st0 as tape device (file)
- /dev/st0 : Tape device name
- /home : Directory to backup
Examples: Tape backup/verify/restore procedures on Unix
First, load your tape cartridge into the tape drive. Log onto server. Backup /home/ to the tape device called /dev/rmt/tps3d4.8500c:
# cd /home/
# tar cvbf 64 /dev/rmt/tps3d4.8500c .
After the backup is complete:
- Eject the tape
- Label the tape with the date, the data stored, and the tar command used tar cvbf 64
- Write-protect the tape
- Put tape back in the drive and list contents to verify tape can be read:
# tar tvbf 64 /dev/rmt/tps3d4.8500c
To do restoring a tape backup, run:
# tar xvbf 64 /dev/rmt/tps3d4.8500c
For more information see:
- Linux tape backup with mt and tar command
- 15 Useful Linux and Unix Tape Managements Commands For Sysadmins
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dear Sir/madam,
I am facing problem whihle writing cammand in Unix to take backup on tape device. sir/madan kindly help me in quick time. i am trying this command on SCo Unix System V/386 release 3.2
# tar cvfb /dev/rct0 20 ./usr/shares backup taken on: 20/03/2007
please tell me eather my command is correct and also help if it is not correct
thanks
Sajjad Ahmad
Pakistan
Hi ,
I’m taking backup on a tape through an automated script but lately i’ve been getting an error
/dev/nst0: Input/output error
How do i check this error in advance so that a mail could be fired ??
Can u please give me the commands ??
i want to take backup daily but i don’t know how to do.. any one can help me. im using linux redhat enterprise ws4 u5.
sir/madam
i am taking backup on a tape (HP DDS-2 data catridge).the command like “tar cvf /dev/st0 test” is using for copying & “tar rvf /dev/st0 test1” using append the file.but rvf command not working … why?
Verify tar command tape restore under Linux or UNIX
Good Day,
I want to to restore the backup (tape) to save it on a DVD, could you please be so kind to assist me.
I thank you for your kind assistance.
Regards,
Sheri
how to take backup in linux on hard disk
is it necessary to create new partition
how to take backup of a drive on tape in unix
you can try the tar command.
# tar -cvf /directory_name /dev/rmt/0m
/dev/rmt/0m is the tape drive path. please check the tape drive first using the command–
# ioscan -fnCtape
tape drive path may be /dev/rmt/0m or /dev/rmt/0mn or /dev/rmt/1m or 1mn. check it in ur machine
dear sir/madam
i want to take backup daily but i don’t know how to do.. any one can help me. im using linux redhat enterprise 4 & 5. And i want to know how to write these back up in shell scripts
Let Say if you want to take backup of /etc dir.
# tar -cvf etcbackup.tar /etc
It will back up of your /etc dir. in root home dir. in tar format.
hi all could u pls help
i need to take back using tar bt except last two days….means example from 4th july to 8th july
pls reply nd explain steps
thx
hi All
in linux i istalled ubax_cbmr, in that cbmr how to take backup ? what is the command?
its connected with tsm.
HOW TO TAKE PARTICULAR DIRECTORY FROM TAPE DRIVE TO UNIX SERVER
tar xv8 /usr1/wage/kaimal
kaimal is directory