Date: Wed, 30 Jul 2008 21:23:54 -0500
From: Derek Ragona <derek@computinginnovations.com>
To: "ghostcorps@gmail.com" <ghostsblood@gmail.com>
Cc: freebsd-questions@freebsd.org
Subject: Re: {Spam?} Re: {Spam?} Re: SCSI RAID on FreeBSD 7.0, where is the array?
Message-ID: <6.0.0.22.2.20080730212205.02530430@mail.computinginnovations.com>
In-Reply-To: <48910D00.4070100@gmail.com>
References: <48906509.4000201@gmail.com> <6.0.0.22.2.20080730152038.0258bd38@mail.computinginnovations.com> <489103DD.2010004@gmail.com> <6.0.0.22.2.20080730191952.0249ab50@mail.computinginnovations.com> <48910D00.4070100@gmail.com>
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At 07:53 PM 7/30/2008, ghostcorps@gmail.com wrote:
>Thanks for the quick reply!
>
>I created the array in the Adaptec BIOS and confirmed it with an XP
>installer disk, which gave me the option to install to the array as I had
>named it.
>
>
>I have to apologise for not having the actual dmesg handy but identifies
>the disks much like the example below, but with Seagate disks.
>
>It does not identify any striping or make any differentiation between the
>discs other than the target id.
>.
>
>da0 at ahd0 bus 0 target 2 lun 0
>da0: <MAXTOR ATLAS10K4_36WLS DFV0> Fixed Direct Access SCSI-3 device da0:
>320.000MB/s transfers (160.000MHz, offset 127, 16bit), Tagged Queueing Enabled
>da0: 35074MB (71833096 512 byte sectors: 255H 63S/T 4471C)
>da1 at ahd0 bus 0 target 4 lun 0
>da1: <MAXTOR ATLAS10K4_36WLS DFV0> Fixed Direct Access SCSI-3 device da1:
>320.000MB/s transfers (160.000MHz, offset 127, 16bit), Tagged Queueing Enabled
>da1: 35074MB (71833096 512 byte sectors: 255H 63S/T 4471C)
>
>
>
>Regards
>
Are you seeing any aacd drives in the dmesg? This would be the device name
for an advanced adaptec raid drive.
-Derek
>Derek Ragona wrote:
>>At 07:14 PM 7/30/2008, ghostcorps@gmail.com wrote:
>>>Hi Derek,
>>>
>>>As mentioned in my post, I have configured the Adaptec BIOS
>>>(SCSIselect/HostRAID) to create a RAID0 array.
>>>
>>>The GENERIC Kernel natively-uses the 'ahd' adapter for this card,
>>><http://www.freebsd.org/cgi/man.cgi?query=ahd&sektion=4&manpath=FreeBSD+7.0-RELEASE>http://www.freebsd.org/cgi/man.cgi?query=ahd&sektion=4&manpath=FreeBSD+7.0-RELEASE
>>>
>>>
>>>dmesg does not post any errors, it recognised the card as ahd0, and
>>>states that da0 & da1 are on that bus. I can not post the dmesg as the
>>>NIC adapter needs to be patched once the OS is installed. I could find a
>>>USB key and copy it over if you like, but there are no errors to consider.
>>>
>>>Regards
>>
>>What does dmesg show for da0 and da1?
>>
>>Did you actually create the array in the Adaptec RAID BIOS? If you did,
>>with a stripped array I'd expect dmesg to only report da0 as the stripped
>>compendium of both disks.
>>
>> -Derek
>>
>>
>>
>>
>>
>>>Derek Ragona wrote:
>>>>At 07:56 AM 7/30/2008,
>>>><mailto:ghostcorps@gmail.com>ghostcorps@gmail.com wrote:
>>>>>Hi all,
>>>>>
>>>>>
>>>>>I am fighting the following hardware:
>>>>>
>>>>>MB: ASUS p5b-plus (NON vista edition)
>>>>>Cpu: Core 2 duo 4600
>>>>>SCSI Card: Adaptec 39320 (Unused Dell OEM bought from ebay)
>>>>>HDDs: 2xSeagate Cheetah 73.4 GB Ultra320 SCSI (posibly Dell OEM)
>>>>>
>>>>>Nb. The MB does not support PCI-X, but is backwards compatible to a
>>>>>standard PCI slot. On recommendations I have limited the throughput on
>>>>>the channels to 160mb.
>>>>>
>>>>>If you think any other pieces relevant let me know.
>>>>>
>>>>>
>>>>>I think this is probably just an issue with my not knowing wtf I'm
>>>>>doing, but to be optimistic lets assume the ahd module worked as there
>>>>>are no errors in dmesg; which device do I install to? I can not see
>>>>>see ahd0 in fdisk.
>>>>>
>>>>>There are alot of posts over the years reporting trouble with the
>>>>>Dell(Adaptec/Seagate) combiniation. The funny thing is that I am
>>>>>having none of these troubles; There are no panics, no dumps and no
>>>>>lengthy pauses. It all seems fine, until I try to select the disk to
>>>>>install to and I only have da0 or da1.
>>>>>
>>>>>
>>>>>
>>>>>Thanks for your time
>>>>
>>>>Have you defined an array?
>>>>
>>>>If you create the array in the adaptec BIOS you will see one large hard
>>>>disk in FreeBSD. If you do not define an array in the adaptec BIOS you
>>>>will see the individual SCSI drives as da0, da1, etc.
>>>>
>>>>The GENERIC kernel has all the typical SCSI and RAID adapters compiled
>>>>in, so look at the dmesg output when you boot FreeBSD.
>>>>
>>>> -Derek
>>>>
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>>>
>>>
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