[CentOS] 8-15 TB storage: any recommendations?

Pasi Kärkkäinen pasik at iki.fi
Wed Jan 13 07:30:49 UTC 2010


On Wed, Jan 13, 2010 at 01:05:39AM +0100, Peter Kjellstrom wrote:
> On Tuesday 12 January 2010, Les Mikesell wrote:
> > On 1/12/2010 10:39 AM, Peter Kjellstrom wrote:
> ...
> > >>> ...that said, it's not much worse than the competetion, storage simply
> > >>> sucks ;-(
> > >>
> > >> So you are saying people dole out huge amounts of money for rubbish?
> > >> That the software raid people were and have always been right?
> > >
> > > Nope, storage sucks, that includes the software ;-)
> >
> > If you can split the storage up into 2TB or smaller volumes that you can
> > mount into sensible locations to spread the load and avoid contention
> > you can always use software RAID1.
> 
> Funny you should mention software RAID1... I've seen two instances of that 
> getting silently out-of-sync and royally screwing things up beyond all 
> repair.
> 
> Maybe this thread has gone on long enough now?
> 

Not yet :)

Please tell more about your hardware and software. What distro? What
kernel? What disk controller? What disks?

I'm interested in this because I have never seen Linux software MD RAID1
failures like this, but some people keep telling they happen frequently..

I'm just wondering why I'm not seeing these failures, or if I've just
been lucky so far..

-- Pasi



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