RAID options under Fedora
pctech at mybellybutton.com
pctech at mybellybutton.com
Wed Nov 26 15:59:06 UTC 2003
Personal Choice: I would take hardware RAID over
software RAID any three days of the week.
Reasoning: Hardware RAID, for the most part, is OS
Independant and OS Nonspecific. You set up a RAID 5
array in hardware, the OS doesn't know, or care, that
it's not one big disk. Another is that USUALLY a
driver upgrade in an OS is alot safer for the data
than an over-all update of a RAID system. Meaning
it's safer to take the driver from version 1 to
version 2 than it is an entire storage schema.
I remember the DriveSpace/Stacker/SuperStor days as
well.....<shudder> Nothing like taking an entire hard
drive's worth of data and making it one big assed
compressed file.
--- Brian Fahrlander <Brian at Fahrlander.net> wrote:
> On Wed, 2003-11-26 at 00:20, Scott Burns wrote:
>
> > Unless my terminology is wrong, it's only one
> RAID10 set, that is,
> > multiple RAID1 sets making up a RAID0 stripe.
> RAID1+0 as I think some
> > people call it.
> >
> > However, you are right in that there is no reason
> you can't make it a
> > RAID1+5 with 10 disks or even 15 disks to give the
> same sorts of
> > protection or better than the 12 disk RAID10. I
> take the rant along the
> > lines of "if you're going to the trouble, go with
> the best you can, and
> > RAID5 isn't it". This is why I'm interested in
> why other's have RAID
> > failures and what they plan(ned) to do next.
>
> It sounds like you guys REALLY know this stuff
> inside out; it might
> be the right place to ask a possibly heretical
> question:
>
> Hardware versus Software RAID
>
> I have a Windows-natured friend who thinks any
> software raid isn't
> worth the setup...but then, he remembers stacker,
> and stays with the OS
> that made it a legend. :)
>
> Meanwhile, I've used simple setups, mostly for
> longevity and in
> places I'd rather not make a road trip. It's a
> small set, and by NO
> means should be construed as an alternative for
> serious computing, but
> for home/hobbyist work, it's solid.
>
> But you guys seem to have had the 'runtime' with
> these systems that
> I haven't. What's your opinion of software RAID (for
> non-competitive,
> home installations)?
>
> --
>
------------------------------------------------------------------------
> Brian Fahrländer Researcher,
> Conservative, and Technomad
> Evansville, IN
> http://Fahrlander.net
> ICQ 5119262
>
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>
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