Backup_Problem - Creative Computing Wiki

Scenario will be, full backup not working or control backup not working.

Few helpful tips:

Check if the media is faulty is faulty or there is lock in the media.
Check to see if the tape device is detected by the system. If not try to restart to detect it. Some time you need to reinstall the driver.
#ls –l /dev/st0 ( to check the drive)
tar ztvf /dev/st0 ( with the media inside the tape, if nothing shows then tape could be bad )
If driver problem (#lsmod >># rmmod aci…. >># insmod ac….. )
Run the backup script in test mode with tape inside the tape device but in test mode. (# /u/cc/binl/baksys –t)

Few cool commands

#mt –f /dev/st0 staus

#mt –f /dev/st0 erase

Tar:/dev/st0: cannot read: Input / output error