[CentOS] Re: hardware raid vs fake raid

Ross S. W. Walker rwalker at medallion.com
Thu Sep 13 14:38:03 UTC 2007

Tom Diehl wrote:
> Hi Tim,
> On Thu, 13 Sep 2007, Tim Verhoeven wrote:
> > On 9/13/07, Tom Diehl <tdiehl at rogueind.com> wrote:
> >>
> >> Does anyone know how  I can find out if an ibm serveraid 
> 8k sas storage
> >> controller (zero channel RAID) is a real hardware RAID 
> controller and
> >> supported in the standard CentOs kernel or is it a fake 
> raid controller.
> >> I am trying to decide if I should get the serveraid 
> controller or go get
> >> a 3ware controller.
> >
> > Tom,
> >
> > The ServeRAID 8k s a real hardware raid controller, is has 256 MB of
> > cache I think and a battery backup. So in this case there is no need
> > for a 3ware controller. On the IBM website you can also find a
> > commandline tool (called arcconf) that allows you monitor and
> > configure the controller inside Linux.
> Is there a place where this kind of thing is documented? I 
> looked through Google
> for about 3 hrs yesterday and I could not find anything definitive.
> Thank You, for the info.

I hate to be the stater of the obvious... but doesn't IBM's website
provide product specs along with a compatibility guide?


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