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Re: [PLUG] Linux (Debian) and raid
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Hi all:
> > On Fri, 25 May 2007, Mark M. Hoffman wrote:
> > > 1) Most onboard RAID controllers do most of the work in software anyway.
> > >
> > > 2) If your board dies, you'll have to replace it with one that has that
> > > same controller. With software RAID, any board that can connect to the
> > > disks can be used in a pinch.
* sean finney <seanius@seanius.net> [2007-05-25 08:39:13 +0200]:
> i have to say i agree here. unless you're running a really high-performance
> server (and maybe not even then, istr benchmarks putting md not to far from
> some of the "hardware" implementations), i'd say software raid is a better
> choice. one more reason that mark didn't bring up is the tools and
> reliability of software raid vs hardware raid. typically with hw raid you
> don't see the physical devices, which means you can't do things like running
> smartd to query their status... so you only know about a failed disk after it
> has failed.
That's generally true; thanks for reminding me.
However, 3ware RAID controllers *do* support smartmontools - check the docs.
Regards,
--
Mark M. Hoffman
mhoffman@lightlink.com
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