Subject: | |
From: | |
Reply To: | |
Date: | Mon, 18 Jun 2012 10:45:01 -0400 |
Content-Type: | text/plain |
Parts/Attachments: |
|
|
Honestly, just getting e.g. an LSI 9200-8e and one or more 1->4
breakout cables to break out a 4-lane SAS port into 4 single-lane
ports to run to the drives should work fine for LTO-5 drives.
- Rich
On Mon, Jun 18, 2012 at 10:38 AM, Ken Teh <[log in to unmask]> wrote:
> Hi all,
>
> I need some help and advice with LTO tape drives. I haven't kept up with
> tape technology for several years now and from a quick google, it appears
> that the only games in town are LTO and DDS. We do have a single DDS
> deployment and we are looking at replacing it with LTO because of capacity
> limitations.
>
> Some questions:
>
> (1) It appears that LTO-5 is the current technology. But most single drives
> use SAS as an interface. Again, I am not familiar with SAS. All I know is
> what the acronym stands for. Is it a simple matter of buying a SAS card?
> Will it run out of the box on a SL6.x box? Any issues with drivers?
>
> (2) I see that LTO-4 is still available. And a quick google suggests that
> Ultra160 or 320 LVD SCSI is the more common interface for these drives. I
> have several of the Adaptec 29xxx cards, made available when we transitioned
> to SATA. Is this viable or would you recommend against using LTO-4? It
> appears to be about 5 years old. I think it would be preferable to use
> technology that has at least some life to it but I am not inclined to work
> very hard to make LTO-5 work if it is not well supported on Linux.
>
> We are not looking to do anything fancy. A single internal drive and a box
> of tapes. Backups the old fashioned way.
>
> Specific recommendations welcomed. As in, buy this card, buy this drive!
>
> Thanks!
|
|
|