Tandberg Joins DAT Club - 15 Years Late

I received a press release from Tandberg Data this week announcing their entrance into to the DAT market with DAT72 and DAT160 drives. While it's not cricket to kick a guy when he's down, I have to say this is a bad move folks. I've come to the conclusion that tape drives should only be used by trained professionals.

Howard Marks

September 16, 2009

3 Min Read
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I received a press release from Tandberg Data this week announcing their entrance into to the DAT market with DAT72 and DAT160 drives. While it's not cricket to kick a guy when he's down, I have to say this is a bad move folks. Tandberg, your SMB tape sales aren't falling off because you're selling the wrong tape format, it's because you're selling tape to SMBs!  
Tandberg has been selling the wrong formats. Convincing VARS to sell proprietary tape formats like Sony's AIT and Tandberg's SLT or VXA is a lost cause, but then again so is selling DAT.

Now don't get me wrong I'm not a member of the Tape Sucks club. Tape has its place. After all, even with all the advancements in data reduction and disk backup nothing beats the cost or energy consumption of tape on the shelf. While disk to disk backup has vastly reduced sheer volume, enterprises are still buying tape libraries. Somehow Spectra-Logic has figured out how to make money selling them even in today's economy.

However, after years of dealing with SMB owners, office managers and receptionists mishandling tapes, I've come to the conclusion that tape drives should only be used by trained professionals. They're just not set it and forget it type products. Tapes have to be changed, heads cleaned and most importantly backup software logs need to be checked for errors.  

I've never seen an organization that didn't have at least one IT person handle backups properly when a full backup didn't fit on a single piece of media. They stick the Friday tape in and go home, then don't see the message saying "insert tape 2," proceeding to stick the tape for the Monday incremental in on Monday. Backup software then freaks out, and voila, no backups.

Tandberg themselves have a better SMB backup solution in RDX. While RDX cartridges, which contain 2.5" hard drives, cost more than tapes, the RDX docks are much cheaper than DAT drives. Using 80GB RDX carts vs. DAT 160 (80GB native), total cost for drive/dock and media is the same for the 10 units typical for SMBs.When the full backup data grows beyond 80GB, an RDX user could buy bigger cartridges for the full backups only where a DAT user either has to figure out continuation tapes or buy a whole new system. RDX carts come up to 320GB with bigger carts 3-6 months after bigger 2.5" hard drives hit the market.

But I don't think removable media is the right answer for SMBs. Even with RDX, a removable media backup scheme needs daily attention and won't let anyone know when things aren't working, even if email alerts are set up, because the process that sends the emails is the one that's hung up. Most importantly, they don't get the backup data offsite. SMBs don't have Iron Mountain couriers coming by every morning, and no one remembers to take the backups offsite.

My current suggestion for the no-IT crowd is a USB hard drive for local backups and a PC in the owner's basement for remote.  For $60, a machine CrashPlan will continuously backup to the USB drive and the remote PC, keeping multiple versions of files. CrashPlan Central acts as a connection broker so encrypted data streams flow though firewalls and home routers, and Central will send an email report once a week. If CrashPlan fails to backup for 3 days, they get another email. CrashPlan costs about the same as a DAT drive and tapes but works a lot better.

About the Author(s)

Howard Marks

Network Computing Blogger

Howard Marks</strong>&nbsp;is founder and chief scientist at Deepstorage LLC, a storage consultancy and independent test lab based in Santa Fe, N.M. and concentrating on storage and data center networking. In more than 25 years of consulting, Marks has designed and implemented storage systems, networks, management systems and Internet strategies at organizations including American Express, J.P. Morgan, Borden Foods, U.S. Tobacco, BBDO Worldwide, Foxwoods Resort Casino and the State University of New York at Purchase. The testing at DeepStorage Labs is informed by that real world experience.</p><p>He has been a frequent contributor to <em>Network Computing</em>&nbsp;and&nbsp;<em>InformationWeek</em>&nbsp;since 1999 and a speaker at industry conferences including Comnet, PC Expo, Interop and Microsoft's TechEd since 1990. He is the author of&nbsp;<em>Networking Windows</em>&nbsp;and co-author of&nbsp;<em>Windows NT Unleashed</em>&nbsp;(Sams).</p><p>He is co-host, with Ray Lucchesi of the monthly Greybeards on Storage podcast where the voices of experience discuss the latest issues in the storage world with industry leaders.&nbsp; You can find the podcast at: http://www.deepstorage.net/NEW/GBoS

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