[ale] SATA Hard Drive Issues?

[gene.poole at macys.com]

On 01/27/2010 10:44 AM, mike at trausch.us wrote:
> I've found hard disks generally to be hit or miss.  On systems where I 
> cannot tolerate a total failure, I use a RAID array of two identical 
> drives, though if the data is really important I've been known to put 
> three identical drives in the system.
> 
> Of course, I have *one* server that, at the moment, does not have any 
> redundant storage.  That is something I need to fix.  And the price of 
> blu-ray media needs to come down so that I can use it for backups 
> without breaking the bank...
> 
> I am reminded of a story someone told me once, where they got a new job 
> in a position where the programs were done with punch cards, filing 
> cabinets full of them, because the person that had the position before 
> simply did not trust magnetic disks.  I couldn't advocate filling up 
> stacks of paper with programs for that reason, but I certainly know 
> better than to ever run with a single copy of anything around that's 
> important... because *I* don't trust magnetic disks.  :-)
> 
>                --- Mike
> 
> -- 
> Michael B. Trausch                    Blog: http://mike.trausch.us/blog/
> Tel: (404) 592-5746 x1                            Email: mike at trausch.us
> 

Can anyone on this list point me to a document or some method to add 
RAID-1 after the fact?

Thanks,
Gene Poole
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