How does backup tape work?
Tape backup is the practice of periodically copying data from a primary storage device to a tape cartridge so the data can be recovered if there is a hard disk crash or failure. Tape backups can be done manually or be programmed to happen automatically with appropriate software.
What is the role of tape library in backup process?
Because backup software historically didn’t support the use of disk-based backup targets, VTLs enabled disk storage to be used for backup by posing as a tape library. Disk enables faster backup and recovery and more frequent backups. VTLs and disk-to-disk backups are often packaged together with data deduplication.
What are the primary drawbacks of tape backup?
Some of the main disadvantages of tape backups include:
- Slow Access Speeds – Some tape formats use specialized file systems that allow for relatively fast access to individual files.
- High Setup Costs – Installing a new tape system takes a tremendous investment.
How do I restart a robot tape drive?
Please note that after adding a new robot or new tape drive to a NBU host ltid must be restarted. Ltid can be restarted with The following command updates a drive path on a window’s host to that shown {3,0,3,0}. The command also marks the drive as up. Using the -update option to the tpconfig command does not require a restart of the ltid
How can I restart my NetBackup tape drive?
Ltid can be restarted with The following command updates a drive path on a window’s host to that shown {3,0,3,0}. The command also marks the drive as up. Using the -update option to the tpconfig command does not require a restart of the ltid This will enable the drives, slots etc on the robotic device to be queried directly.
What kind of tape storage is needed for Linux?
It leverages the technology of half-height Linear Tape-Open (LTO) Ultrium tape drives to help create a high-capacity tape storage solution suited for handling backup and archival data storage for Windows, Linux and other open system environments.
How to rebuild NetBackup tape drives in Solaris?
Whilst Solaris media servers might not be as prevalent today due to the rise of LINUX, it was necessary on these hosts to rebuild the sg driver in order for tape drives to be visible. The steps for rebuilding the sg driver are 1) Create a copy of the /kernel/drv/st.conf 2) Delete any name=”st” class=”scsi” target=0 lun=0; entries from the st.conf
