[juneau-lug] Re: Hardware RAID Under RH or Similar Distro

  • From: Myron Davis <myrond@xxxxxxxxxxx>
  • To: juneau-lug@xxxxxxxxxxxxx
  • Date: Sat, 25 Jan 2003 15:29:36 -0800

You can boot directly from a stripe, it really doesn't matter what
type of volume it is.  (that's the beauty of hardware!), because it is
transparent to the operating system.

-Myron

On Thu, 23 Jan 2003, eastwind wrote:

> 
> Hi Folks.
> 
> I have a Mylex DAC960P hardware RAID card and some appropriate drives.
> Don't have the battery backup card...but I can work around that.
> Confirmed the firmware revision levels - all is good in that department.
> I can find plenty of how-to's on the subject, but none of them
> really seem to answer my questions so I'm hoping there's a guru here.
> 
> I'm gonna stripe for speed. Could care less about redundancy, though
> there will be a spare drive in the stripe in case of a 1 drive failure.
> 
> Can one boot from a stripe? Or do you still need a seperate boot volume?
> Boot from a floppy then go to the stripe for / partition and everything e=
> lse?
> 
> The box has 1.8GB of ram...and it hardly ever swaps.
> It takes a good week to 10 days before it starts swapping.
> 
> So with speed in mind....would you put the /usr partition
> on the stripe since that's where alot of programs are that will
> get loaded?
> 
> I'm not doing video or other graphics stuff.
> 
> What's the prevailing wisdom about partition lineup with
> a striped RAID in mind?
> 
> I'm open to a little mirroring but speed is my primary concern.
> 
> I can get more 9GB drives from ebay if mirroring
> the stripe is the way to go.
> 
> Ciao!
> 
> 
> 
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