[SATLUG] Adventures in LVM/RAID....

Todd W. Bucy toddwbucy at grandecom.net
Sat Jul 26 16:44:06 CDT 2008


On Sat, 2008-07-26 at 09:18 -0500, Storey Clamp wrote:
> John Pappas wrote:
> > Hey all,
> >
> > This post is basicly written to pass on my experiences manipulating and
> > doing (potentially stupid) things with my data.  This is a really long post,
> > so if you are not interested, I understand.  It is also late and I am not at
> > the tip of my writing game.
> >
> > Executive abstract: using LVM and mdadm I executed a no-downtime data
> > mirgation and raid creation.  I am not trying to brag (look how big my RAID5
> > is) or otherwise impress, but rather demonstrate how impressive the Linux
> > disk management subsystems have gotten, and some of the data aerobics that
> > are possible with both LVM and kernel RAID.  This entire operation was done
> > online in runlevel 5 with VMWare, NFS, and FTP services still running.
> >   
> WOW !
>  Thanks John for the long detailed explanation. I have been using simple 
> raid 5 arrays for years, and had no idea that such manipulations were 
> possible.
> 
> This is a great example of  what I joined satlug for.  It is worth it to 
> me to sort through the seemingly endless sniping and "Read the man 
> pages!" comments to find jewels like this.
> 
> Storey Clamp

Ditto 

also I have the antec nine hundred and I would have to agree that it is
the best case I have ever owned.  No way Im gonna overheat my overclock
with 5 90mm fans, a 200mm fan and a gemini heat sink, whihc incedently
has an additional 2 90mm fans on it.  

Todd



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