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From: Arjan van de Ven <arjan@infradead.org>
To: Eric Jones <ejones5@attglobal.net>
Cc: linux-kernel@vger.kernel.org,
	Clemente Aguiar <caguiar@madeiratecnopolo.pt>
Subject: Re: Adaptec AIC-79xx HostRaid
Date: Mon, 30 May 2005 23:06:04 +0200	[thread overview]
Message-ID: <1117487164.7747.21.camel@laptopd505.fenrus.org> (raw)
In-Reply-To: <429B7D00.1080004@attglobal.net>

>  But, for extra $$$, you can also buy the IBM feature "ServeRAID-7k"
> which is a small DIMM-sized plugin module that adds XOR parity generation and a small cache.
>  
> http://www-132.ibm.com/webapp/wcs/stores/servlet/ProductDisplay?productId=8735579&storeId=1&langId=-1&catalogId=-840 
> 
> 
> Adaptec calls this a "zero-slot" RAID solution, and it requires a special binary driver
> to recognize and handle the array functions.

I would be very suspicious about the claim that the xor stuff is done in
hardware and not in the binary part. I'm actually surprised that a linux
friendly company like IBM actually gets involved with binary drivers
like this though.... a bit disappointing.

but yeah this sounds like a really bad purchase.


  reply	other threads:[~2005-05-30 21:13 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-05-30 20:52 Eric Jones
2005-05-30 21:06 ` Arjan van de Ven [this message]
     [not found] <49Zx1-8ne-21@gated-at.bofh.it>
     [not found] ` <49ZZT-qS-29@gated-at.bofh.it>
2005-05-30 23:54   ` Robert Hancock
  -- strict thread matches above, loose matches on Subject: below --
2005-05-30 17:48 Clemente Aguiar
2005-05-30 18:03 ` Jeff Garzik
2005-05-30 17:13 Clemente Aguiar
2005-05-30 17:21 ` Jeff Garzik
2005-05-30 18:01   ` Jeff Sipek
2005-05-30 18:05     ` Jeff Garzik

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