Date: Tue, 20 Dec 2005 17:32:56 +0600 (NOVT) From: "Maxim M. Kazachek" <stranger@sberbank.sibnet.ru> To: Scott Long <scottl@samsco.org> Cc: =?ISO-8859-1?Q?Christian_Gr=FCndemann?= <mailing@libet.de>, freebsd-stable@freebsd.org Subject: Re: DLT Tape Read errors on aac0 Message-ID: <20051220170638.A27518@sbk-gw.sibnet.ru> In-Reply-To: <43A6F8AC.5020404@samsco.org> References: <43A57DBF.6050404@libet.de> <43A580A9.5090504@libet.de> <43A5B2BC.6050307@samsco.org> <43A67FA9.5070308@libet.de> <43A6DEA2.90703@samsco.org> <20051220000151.I21691@sbk-gw.sibnet.ru> <43A6F8AC.5020404@samsco.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Windows doesn't see DAT too...
Sincerely, Maxim M. Kazachek
mailto:stranger@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.
>
> Scott
>
> 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
>> now.
>>
>> Sincerely, Maxim M. Kazachek
>> mailto:stranger@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 ?
>>>>
>>>> Christian
>>>>
>>>
>>> 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.
>>> Scott
>>> _______________________________________________
>>> freebsd-stable@freebsd.org mailing list
>>> http://lists.freebsd.org/mailman/listinfo/freebsd-stable
>>> To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
>>>
>>>
>>
>
> _______________________________________________
> freebsd-stable@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
>
>
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20051220170638.A27518>