Questions tagged [lto-3]

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0 answers
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Tape always return zeros from files but with good length

I have a IBM LTO-3 ULT3580-TD3. When I try write something to tape always it returns only zeros but with good length (/size). # dd if=/media/test1 of=/dev/nst0 bs=64k # dd if=/dev/nst0 of=/media/...
1 vote
2 answers
1k views

Is it possible to upgrade a LTO3 drive to LTO5 or LTO6?

We have a ML6000 Dell tape library with a LTO-3 drive (part number KU838). Can this drive support LTO-5 or LTO-6 via firmware upgrade? I could not find any information about this on Dell pages. Is ...
1 vote
1 answer
412 views

How can I discover the content of a non-descript LTO3?

I've been handed an LTO3 which has been written with content, but I have no idea how it was made. I've been given the task of finding out what is actually stored on the tape. I've tried the usual tar ...
0 votes
2 answers
281 views

LTO-3 usable capacity is half native size

I have a Dell Powervault 114T with an IBM Ultrium 3 drive (SCSI) drive, and I have a batch of tapes that I can only write 210GB to. I did get the tapes from eBay, so I guess it isn't that surprising ...
2 votes
0 answers
1k views

LTO3 tape read only on a LTO3 tape driver (write lock unlocked)

I've installed on win2003 a tape drive (IBM 25R0012) with the latest drivers available The tape is functioning correctly (according to the "Device Manager"), however when I insert a new tape (i use ...
13 votes
4 answers
15k views

If LTO-3 full backup takes more than one tape. What is my next step hardware wise?

OK. some givens to factor in I use Backup Exec 12.x/13.x, Have server 2003/2008 environment including Exchange. I have Backup to Disk (Full/Diff) happening that is independent of the backup to LTO (...
4 votes
3 answers
1k views

IBM LTO 3 Tape drive periodically going "offline"

I have a problem with a LTO 3 Tape Drive. I'm using Brightstor ArcServe Backup software with Windows Server 2003. Sometimes, the scheduled backups will stop working and going into "devices" inside ...
5 votes
4 answers
6k views

writing LTO-3 tapes with a LTO-4 drive

Apparently LTO-4 drives can both read and write LTO-3 tapes. Are these tapes fully compatible with LTO-3 drives? I'm interested in real life experience more than theoretical vendor-touted ...
3 votes
3 answers
2k views

Can't read an LTO-3 tape on a different LTO-3 drive

I'm trying to restore data from LTO-3 tapes written by a Tandberg TS800 LTO-3 drive, but since the original drive is now underwater (literally!) I'm trying to read them on an IBM LTO-3 drive. But they ...
1 vote
3 answers
1k views

Need to read LTO-3 tapes on a PC

I need to read Imation LTO-3 tapes on a PC, because we have to read too many of them and our server is busy (reading LT03 tapes). What would I need to accomplish that? Do I need an special SCSI card? ...
4 votes
4 answers
1k views

Ultrium 3 tape drive shoe-shining, 3Mb/s: and it's not the cable

I have a HP 960 Ultrium 3 tape drive. Since I got it, (second hand, £90) I've been experiencing shoe-shining. Writing with tar in Linux, I average about 3Mb/s write speed. I've tried replacing both ...
0 votes
2 answers
875 views

LTO3 tape volume appears to be smaller than 800GB

I am using BackupExec and it is asking for second tape. I am using LTO-3 ultrium 800 gig 2:1 compression tapes and it stops and asks for secound tape at 558,916,035,547 Byte count. Is my setup wrong ...
3 votes
1 answer
2k views

LTO-3 restore from backup when backup software is unknown

I was recently asked to restore the backups of some HP Ultrium LTO-3 tapes to a portable HDD, the company that owned the tapes liquidized and the old CEO wanted the backups in a form they could read ...
4 votes
5 answers
883 views

what are you using to store your LTO3 tapes?

I have about 50-75 LTO3 tapes stacked in my server room. Does anyone have any creative solutions on how to properly store them so they're easily accessed? All the LTO3 cabinets I see are thousands of ...
0 votes
2 answers
4k views

Is there a way to configure a job in Backup Exec 12.5 to eject a tape at a certain time no matter what

I know I can have a backup job eject a tape after a job completes. I have Differentials going to a single tape mulitple days per week. Is there any way to create a job just to eject a tape without ...
1 vote
1 answer
2k views

Ultrium DT3 - Amber warning light and Red 3 on LED

Dell PowerEdge 2900 with IBM Ultrium DTO III installed. Tape drive ejects and accepts tapes and backup software successfully writes to tape but I have a red 3 on the LED of the tape unit and a ...
2 votes
3 answers
573 views

SMB Backup Solution

I'm currently running a small to medium sized network consisting of approx. 40 workstations and 30 servers (both physical and virtual) consisting of various versions of Windows 2000, XP, 2003, and a ...
2 votes
4 answers
1k views

LTO 3 tape drive needing repaired

We have an IBM LTO 3 tape drive that needs repaired and with the £400 price tag i'm having to shop around for quotes. My question is has anyone actually repaired one before and how was in done? The ...
0 votes
1 answer
4k views

Directly reading a LTO tape drive

On our server (M$ 2003) is it possible to directly read our LTO 4 tape drive and copy the entire ntbackup created bkf file on it to an external hard disk? (Is the tape backup even stored on a tape as ...
5 votes
7 answers
1k views

Inexpensive degaussers or HDD shredders?

Apologies, I'll simplify my question: Are there any degaussers or HDD shredders out there in the $500-1500 range designed for use as such that you would recommend for low-volume use?
2 votes
1 answer
818 views

My LTO3 Tapes is read as Full as it only uses 300GB data

im using symantec exec 12 as backup software and lto3 tape drive 400gb capacity. my backup plan is daily full backup with rotation of tapes, but lately i always have this problem that when i comeback ...
1 vote
2 answers
7k views

Removing Stuck Tapes from a Tape Drive / Library

So when a tape gets physically stuck (LTO-3), does anyone have any recommendations for getting it out if you can get to it from the bay? Right now, I have been using a screw driver and sticking it ...