DLT Tape Read errors on aac0
Maxim M. Kazachek
stranger at sberbank.sibnet.ru
Tue Dec 20 03:33:27 PST 2005
Windows doesn't see DAT too...
Sincerely, Maxim M. Kazachek
mailto:stranger at sberbank.sibnet.ru
On Mon, 19 Dec 2005, Scott Long wrote:
> The ServeRAID/ips driver in FreeBSD cannot talk directly to the
> SCSI bus on the RAID card, nor does the card export non-RAID
> devices to the driver, nor do I know if there is a way to make
> this work.
> Seriously, using a $200-$1000 RAID card to run your tape drive
> in place of a $40 SCSI card really doesn't make a whole lot of
> sense in most cases. I understand that there are situations
> where there aren't enough PCI slots for an extra SCSI card, but
> it's a tradeoff. Most firmware simply isn't written to multiplex
> direct SCSI requests from the OS with it's own SCSi stack. Trying
> to do so only jeopardizes the integrity of the system.
> Maxim M. Kazachek wrote:
>> IBM ServeRAID 6i in IBM xSeries 345 doesn't see tape drive on second LSI
>> Logic MPT channel (6i is a Zero channel RAID Controller). There was trouble
>> with setting DDS-4 streamer under SCO. Due to lack of information provided
>> by SCO OperServer 5.0.5 FreeBSD (5.3 or so) was tried to see, which devices
>> are detected. After installation of Adaptec 19160 streamer was seen by
>> FreeBSD, then was configured under SCO. As far as I know it works perfectly
>> Sincerely, Maxim M. Kazachek
>> mailto:stranger at sberbank.sibnet.ru
>> On Mon, 19 Dec 2005, Scott Long wrote:
>>> Christian Gr?ndemann wrote:
>>>> Thanks for your fast answer, Scott! What Adaptec Card can you recommend?
>>>> I am thinking about this card, it seems to be supported quite well.
>>>> * Adaptec 19160B
>>>> Is this card a "real" SCSI card ? Actually I thought the 2120S is a "real"
>>>> SCSI Card.
>>>> And for the future, what kind of Adaptec RAID-5 card is useable where
>>>> I can put several devices on it like a Raid-5 *and* a DLT device ?
>>> An Adaptec 19160 would be an excellent choice. By 'real SCSI card' I mean
>>> one that only does SCSI and doesn't have a RAID processor sitting
>>> in front on it. I don't have a good answer for your last question.
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