[K12OSN] Damn, they are moving fast

[Martin Woolley]

On Wednesday 10 Nov 2004 3:38 am, Dan Young wrote:
> On Tue, 2004-11-09 at 20:50 -0500, Brian Chase wrote:
> > Not sure what this means, but FC3 partitioning looks very different,
> > didn't get screenshot, but I think it uses LVM by default.  Logical
> > Volume Management, hmmm.  Just started reading about it but don't know
> > the benefits yet.  Comments....?
>
> Virtualization of volumes means you're less limited by physical disks
> and partitioning as a method of assigning storage.
>
> You can slice and dice volumes more ways (as well as append one disk to
> another, etc.), and do so dynamically w/o necessarily b0rking your data,
> at least when used w/ a filesystem that can be resized. Ext3 and XFS I
> know can do this, though I think XFS can grow only, not shrink. FC3 also
> includes _online_ resize for ext3:
>
> http://download.fedora.redhat.com/pub/fedora/linux/core/3/i386/os/RELEASE-N
>OTES-en.html
>
> So if you run out of disk space for /home, slap more disks into your
> hotplug SCSI backplane, label as LVM, pvcreate, vgextend, lvextend,
> <mumble, mumble> and extend /home. That's the concept, anyway.

I couldn't have put it better myself.  If you have ever run an operating 
system with LVM (eg AIX) and you move to one without, it's like trading your 
Ducati Hailwood Replica for a YB100.  
-- 
Regards
Martin Woolley
ICT Support
Handsworth Grammar School
Isis Astarte Diana Hecate Demeter Kali Inanna



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