Tapes are used by a tape backup machine.
0
votes
0answers
7 views
GF-F-S backup rotation and monthly media
I've taken over the backup handling of a system that previously was kind of a mess. The strategy is a pretty standard Grandfather-Father-Son rotation using a Hp StorageWorks MSL2024 TapeLibrary with ...
0
votes
1answer
30 views
Exabyte tape drive conversion to hard drive
I've never used tape drives before. For work I have to transfer some data from old Exabyte cassettes to a hard drive using an Exabyte tape drive reader. I don't have more information than this at the ...
0
votes
0answers
17 views
How get the label of the currently inserted tape?
I would like to design a debug script that outputs the Bacula's label of the tape currently inserted in the tape loaders and to send the result into Opsview if required. should those be mounted or ...
0
votes
1answer
27 views
What other tape manufacturers can I use in IBM LTO Gen 3 SAS Tape Drives
I have recently just got my hands on an IBM 3580S3V. I was just wondering if there are any other brands that I can use in this IBM gear?
LTO media are usually manufactured only by EMTEC, Imation, ...
-2
votes
1answer
37 views
Using LTFS volumes as PV's in LVM [closed]
Has anyone tried using LTFS volumes as PV's in LVM? Would make a tape-NAS more flexible than, for example, the IBM approach where "each LTFS-formatted tape cartridge in the library appears as a ...
4
votes
1answer
112 views
tape changers on Centos 6 enter flurry of activity upon boot, at udev start
I have two tape-changer robots (Quantum Superloader 3), one with parallel SCSI connectivity, the other with SAS. They were connected to a Centos 5 server, and boot would proceed normally.
They are ...
5
votes
2answers
128 views
Tape backup size versus file retention time
How we back up
We currently have a file server that is backed up to tape. The backups are incremental which means the files that have changed since the last backup get written to tape. Over time the ...
-2
votes
1answer
80 views
Tape Drive Backups
Not sure if this falls in the ServerFault category, but I need to spec up a Tape Drive Backup Machine and I am not sure in regards of the technology and how Dat Drives are compared. Can someone give ...
0
votes
2answers
62 views
What is the length of magnetic band in a DLT tape? [closed]
We are currently destroying our old DLT tape (some are 30 years old...), and we are amazed by the length of the band inside.
We would know what is it length ? It looks infinite ! (+1)
1
vote
1answer
112 views
How can I check the contents of a backup tape on Windows Server 2003
I have a tape that was backed up long time ago, probably 5-6y, on a Windows Server 2003. Now I have a situation that I want to check up what was backed up on that tape back then. The backup wasn't ...
3
votes
2answers
71 views
Is it useful check data integrity in one DAT tape?
I backup my data every day on tape using one drive DAT HP Storageworks DAT 160. I use one tape for every day and I turn them weekly. Every monday I check one tape randomly recover some files saved on ...
1
vote
0answers
107 views
Backing up VMs to a tape drive
I've got myself one of these fancy tape drives, HP LTO2 with 200/400 GB cartridges.
The st driver reports it like this:
scsi 1:0:0:0: Sequential-Access HP Ultrium 2-SCSI T65D
I can ...
0
votes
0answers
32 views
tar files sorted by size to a tape
I'm configuring a tape backup of some directories and i'm wondering if it could be a good idea to store them sorted by size.
My idea is if I have to restore some file and the file are save ...
3
votes
2answers
109 views
LTO 2 tape performance in LTO 3 drive
I have a pile of LTO 2 tapes, and both an LTO 2 drive (HP Ultrium 460e), and an autoloader with an LTO 3 drive in (Tandberg T24 autoloader, with a HP drive).
Performance of the LTO 2 tapes in the LTO ...
0
votes
0answers
66 views
How do I untar multiple archives from tape?
I have a tape with multiple tar files on it. I do not know how many (it was created by a third party and sent to me with minimal information). How do I untar all the files without having to repeat the ...
1
vote
1answer
449 views
How to auto mark tape as free in DPM 2012?
I have a backup server running System Center Data Protection Manager 2012, connected to a couple of tape drives (no library). I also have, of course, some tapes. Tape rotation is manual.
The tape ...
5
votes
4answers
2k views
Why do companies still use tape drives? [closed]
I found this, but it doesn't really answer my question.
Disks even in the 1-2 TB range are much cheaper than tapes, yet I saw that Google uses tape drives for backup. What is their (disks) primary ...
0
votes
0answers
83 views
Powervault 122T can not use DLT-IV tapes from PowerVault 110
I have one old PowerVault 110T drive with bunch of tapes for my personal backups and its working fine. On a local ebay-like site I saw a PowerValut 122t VS80 for a very nice price. I thought it will ...
-2
votes
1answer
87 views
What fiber PCI-E card to buy? HP BL532A MSL4048 1 LTO-5 ULTRIUM 3280 FC 48-SLOT TAPE LIBRARY [closed]
I bought a HP BL532A MSL4048 1 LTO-5 ULTRIUM 3280 FC 48-SLOT TAPE LIBRARY
I have a few quick questions:
What is the best fiber card to buy for this unit?
Can I buy a quad port fiber card and use 1 ...
0
votes
0answers
105 views
Ubuntu - create a persistent tape library rule for udev
I have Overland NEO400s tape library attached via SCSI adapter to Ubuntu Lucid 10.04.4 64-bit backup server. Every time I reboot the server the library gets different device ID. So, I have to start ...
0
votes
1answer
337 views
LTO Ultrium 2 - free management software
i'm making backup using ntbackup to write on LTO Ultrium 2 cartridges ( http://en.wikipedia.org/wiki/Linear_Tape-Open ).
All worked fine till last week when suddenly all cartridges are rejected (for ...
6
votes
2answers
298 views
A decent Windows tape backup program to replace NTBackup
I'm running Veeam right now to back up VMs to disk which is great, but I like taking home a tape every night as an offsite backup. Integration with NTBackup is simple, just put a "ntbackup backup [vm ...
0
votes
1answer
92 views
BackupExec 10d crashing 2k3 server
There are two weeks now since I'm doing repository-like backup, because BE10d is crashing the file server.
The computer is a NEC Express 5800, 2xXeon, 1 GB RAM, 4 SCSI drives in RAID 5 w/ spare, one ...
4
votes
4answers
234 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 ...
3
votes
2answers
149 views
Internal LTO tape drive becomes hot
We use an internal LTO3 tape drive (HP Ultrium 920) in a PC (no particular server hardware) running Linux. The tape drive becomes quite hot - I don't have the exact temperature, but you may touch it ...
4
votes
1answer
185 views
Is it possible to pass through a IDE tape drive to a virtual machine?
My department does conversions for people who bought our software to get their data out of their old system and in to our system. Often they will be running odd or archaic systems that the only way to ...
7
votes
2answers
839 views
Bacula & Multiple Tape Devices, and so on
Bacula won't make use of 2 tape devices simultaneously. (Search for #-#-# for the TL;DR)
A little background, perhaps.
In the process of trying to get a decent working backup solution (backing up ...
0
votes
0answers
45 views
Backup Exec 2010 R2 - Display Messages To Be Acknowledged
In Backup Exec 2010 R2, a mistake set a message acknowledgement for tape media rotation to be delayed for 1 day instead of 1 hour. Is it possible to force Backup Exec to re-display the message so ...
-1
votes
1answer
42 views
File system that mounts a set of exchangeable media as single file system and handles media changes transparently
I'd like to build a DVD library (probably later to become a tape library) with a home-built robot that moves media between a store area (i.e. the 'shelves' where the physical DVDs are kept) and the ...
-1
votes
1answer
290 views
Accessing tapes at the Windows Server 2008 R2 with NTBackup backups
Does anyone know any solution how to access tapes at the Windows Server 2008 R2, tapes written with NTBackup from earlier Windows versions ???
I appreciate free or low cost solution to access such ...
5
votes
1answer
625 views
Why is not DPM 2012 treating my tapes as free even if they should be?
I have a DPM 2012 server (but I've heard the same behaviour happens with DPM 2010) I'm using to backup my environment; it's connected to a single tape drive (no library), so tape rotation is manual.
...
0
votes
0answers
95 views
boot IBM p series 650 from 3580-L23 LTO-2 tape
We have a p series 650 that has a dds4 tape drive built-in. In the past, recover has been as simple as putting a mksysb tape into the drive and booting the machine. During boot, the machine detects ...
0
votes
1answer
133 views
How do tape backups work? [closed]
We are backing up to tapes but more often then not the tape will be spat out and we will have an error like The requested media failed to mount. The operation was aborted. which from what I can tell ...
0
votes
1answer
122 views
tar from tape never finds directory I want
I'm a newbie when it comes to working with tape backups.
I'm trying to extract a directory from a tape archive, and not getting much success.
The directory on the tape is of the format ...
2
votes
3answers
671 views
Symantec Backup Exec 2010 not compressing data anymore
I am using Symantec Backup Exec 2010 in conjunction with an HP Storagewors 2024 tape library system. It used to compress the data well. As we are using 400/800gb tapes. For awhile now it is just ...
1
vote
1answer
180 views
Linux LTO-4/5 Drive Encryption
For a number of reasons I have been trying to find a way to encrypt my backup tapes. I'm currently running Bacula for my backups and it's support for Drive based encryption is I have to call a script ...
1
vote
0answers
206 views
Tape restore giving error incorrect block size - Win2k8
I'm trying to restore from tape and I am getting an error of incorrect block size. The software I used to backup is called BackupAssist and their support hasnt been the greatest. One weird thing I ...
3
votes
3answers
653 views
Linux tape drive throughput performance statistics
Does anyone know a way, (other than using SystemTap + iostat-scsi.stp script), to get Tape Drive performance statistics?
Server:
Red Hat Enterprise Linux Server release 5.7 (Tikanga)
Kernel ...
3
votes
4answers
1k views
How to list the files on a tape with tar?
On a HP-UX OS I have a backup on a magnetic tape created from the SAM.
Everywhere I read the instructions to list-verify the contents of the tape is to use the TAR program:
#tar tvf ...
0
votes
2answers
326 views
library recognization fail on DPM 2010
I have a tape library SONY AIT 150 GB SCSI drive(D81 library). the tape drive recognized by DPM 2010. But when i install the changer, again it shown as a stand alone drive on DPM2010 console. i have ...
1
vote
1answer
63 views
Recommended Tape archiving software
I'm looking for an archiving software (for Windows) which will allow me to archive files to a automated tape library.
I've looked at EMC NetWorker, and it does do what I want, but I require one that ...
1
vote
3answers
270 views
Moving tape cartridges from one tape library to another
We plan to use two tape libraries (one 48 slot and one smaller 8 slot). The 48 slot will be used to write data (~50+TB/annum), once the data has been written and cartridges become full we plan to ...
2
votes
0answers
493 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 ...
3
votes
1answer
315 views
Does tarring up small files into one big tar file before writing them to tape increase the level of data loss when an error occurs?
I've been looking at our backups recently and noticed that the tape throughput is a lot lower when writing lots of small files, so was thinking of tarring those small files up into one big tar file ...
6
votes
1answer
117 views
Off site Secure Tape storage [closed]
I was wondering who uses off site tape storage for their backups and their Positives and Negatives with each system.
My basic requirements are secure storage, HIPPA certified, or SAS certified would ...
4
votes
1answer
627 views
Acceptable level of hard write errors on tape?
What is an acceptable level of hard write errors on tape? Specifically, what is acceptable on HP LTO-2 media? Is it a hard number of errors, a ratio of hours in use to errors, or something else ...
0
votes
1answer
2k views
Using DirectPath I/O and adding a tape drive directly to a vSphere 5 virtual machine
The network consists of 2 VM hosts, host A and host B running vSphere 5.0.x, and a physical server that a single Dell LTO-4 tape drive is connected to via SAS through an added PCI card.
What would be ...
1
vote
2answers
621 views
Using CommVault to backup a NAS without NDMP
We have CommVault Simpana 9.0.0 build 84 currently installed and configured on our backup server that is equipped with both a magnetic array and a tape library. I am trying to find a way to backup one ...
1
vote
2answers
1k views
Optmizing tape media usage for CommVault Simpana 9
My employer has CommVault Simpana 9.0.0 build 84 currently installed and configured on our backup server that is equipped with both a magnetic array and a tape library. It may be a newbie question, ...
11
votes
2answers
3k views
Are RDX removable disks a good replacement for LTO tape?
Over a period of three weeks, I experienced six complete failures of LTO-1 and LTO-2 tape drives at client sites. Some had failed mechanisms. Others lost the ability to write reliably. These were HP ...
