[aclug-L] Re: Software Raid

[<tom@xxxxxxxxx>]

raid 5


On Wed, 12 Jan 2000, Jonathan Hall wrote:

> What level RAID were/are you running?
> 
> 
> On Wed, Jan 12, 2000 at 11:09:07PM -0600, tom@xxxxxxxxx wrote:
> > My advice to anyone thinking about setting up a software raid is don't
> > unless you have a very good ups, and the software setup to shutdown your
> > machine if there is a power loss.  I have found out that power loss on a
> > software raid is bad.  The Drives get out of sync, and you trash the
> > partition on top of the raid device.  I have learned this lesson the hard 
> > way.  I have lost my drives have become out of sync twice since I have
> > had it in running, and this time the info is lost for good.  If I search 
> > for a silver lining it would have to be that I have learned how to use
> > ext2 recovery tools like debugfs.  
> > 
> >                                     Thomas Bloom
> > 
> > 
> 
> --
> "Professor Goddard does not know the relation between action and reaction
> and the need to have something better than a vacuum against which to react.
> He seems to lack the basic knowledge ladled out daily in high schools." --
> 1921 New York Times editorial about Robert Goddard's revolutionary rocket
> work.
> --
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>   Jonathan Hall  *  jonhall@xxxxxxxxxxxx  *  PGP public key available
>  Systems Admin, Future Internet Services; Goessel, KS * (316) 367-2487
>          http://www.futureks.net  *  PGP Key ID: FE 00 FD 51
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