Re: [K12OSN] Software RAID setup

[Chris Curtis <ccurtis nidaho net>]

Thank You for the Tip's.  And, I liked your website.  You have some very
helpfull info.  I'll be attempting the server install (with RAID)
Saturday afternoon to try things out.

Thanks again!


Chris Curtis




On Fri, 2003-10-31 at 16:55, Christopher K. Johnson wrote:
> Chris Curtis wrote:
> 
> >Hello All.  I am attempting to build a new LTSP server with software
> >RAID.  I was hoping to setup the RAID like the e-smith servers (with
> >software RAID) I have loaded at times in the past.  On the E-smith
> >system (packaged Linux), RAID mirroring is setup so that you can remove
> >ether drive, and the system will still boot.  
> >
> >last night I attempted to do the same while loading my LTSP (V3).  With
> >two 120GB drives, I created a 100MB boot partition, a 1.6GB swap
> >partition, and a 11300MB partition.  I set all to primary(?), and set
> >all (like) partitions to software mirror.  The unit would not boot.
> >
> >I have spent some time reading the RAID FAQ, but I'm clearly not
> >wrapping my (small) mind around the correct way to setup this type of
> >RAID.
> >
> >Any suggestions, or helpful comments would make my weekend!
> >
> >Chris Curtis
> >
> >  
> >
> Create a 100MB partition of type raid on each disk, then make a raid 
> device selecting those two partitions and setting the mount point as 
> /boot, the type as ext3, and the raid type as 1.
> 
> Create a 1.6GB partition of type swap on each disk, and do not bother to 
> mirror them.
> 
> Create a growable partition of type raid on each disk, then make a raid 
> device selecting those two partitions and setting the mount point as /, 
> the type as ext3, and the raid type as 1.
> 
> Let the primary partition setting default.
> 
> That's all.
> 
> After the system is installed and booted be sure to make grub initialize 
> the mbr on the second drive so it is bootable in case the first drive 
> crashes.  See http://www.dirigo.net/tuxTips/avoidingProblems/GrubMdMbr.php