[mythtv-users] RAID on Fedora Core 3?

Max Waterman davidmaxwaterman at fastmail.co.uk
Tue Dec 21 10:17:03 UTC 2004


Yan-Fa Li wrote:

> Not sure what it is you are looking for ?  Low price or port density. 
> One trades off the other.  Just one rule, stay away from Promise. 
> Pretty much everything available today is good enough.

OK :)

>
> I quite like the Silicon Image 680 based cards.  Very cheap and work 
> quite well.  I've used CMD based cards reliably over the years. 
> HighPoint has reasonable driver support for the 37X family.  Some of 
> the newer chipsets are beta.  Anything that's not SATA should have 
> excellent support.  3Ware is good choice if you have lots of money and 
> need lots of density per PCI slot or 64bit support.
>
> Check the archives for the recent RAID thread, it rehashes almost 
> everything you want to know.  Just remember with that many drives 
> you're ultimate gate is PCI 32bit/33MHz performance.  Which 
> realistically is about 40-80MB/s depending on wether you're reading or 
> writing.  To get any higher you'll need PCI-X or PCIe.
>
> Hopefully the new NForce4 boards which are about to hit the market 
> will give us PCIe for Athlon 64.

Thanks. I'll take a look at the thread. Seems like 3ware is one to look 
at; not that I have lots of money. Perhaps they'll be cheaper here 
(Beijing).

Anyway, thanks.

Max.

>
> Yan
>
> Max Waterman wrote:
>
>> While I am waiting for opinions, I am coming to the conclusion that 
>> Highpoint is a name to look for.
>>
>> Is this right?
>>
>> Max.
>>
>> Max Waterman wrote:
>>
>>> Hi,
>>>
>>> I am trying to build a MythTV/dvarchive box. I bought 4 Promise 
>>> Ultra100TX2 PCI cards, but found that they wouldn't work
>>> with more than 2 in a system :(
>>>
>>> I was going to use linux s/w raid over the drives.
>>>
>>> I know you guys must use plenty of raid setups, so thought you'd be 
>>> the best to advise on which types are best.
>>>
>>> I am running FC3, and have 4 WD800/8 and 4 WD2000/8 drives that I 
>>> want to be two RAID5 volumes. I am running
>>> on a nForce3 250Gb, so network traffic is not a problem with the PCI 
>>> bus, but gfx/video output maybe is (I haven't
>>> chosen my final gfx/video setup, but am currently using a cheap TNT2 
>>> gfx card).
>>>
>>> I heard that Promise is giving 'lack-lustre' Linux support, so I'm 
>>> totally open to not using Promise cards. I also heard
>>> that cards which do h/w RAID will give less load on the PCI bus.
>>>
>>> How should I do this? What h/w?
>>>
>>> Max.
>>> _______________________________________________
>>> mythtv-users mailing list
>>> mythtv-users at mythtv.org
>>> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
>>
>>
>>
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>
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