[Mageia-dev] time to switch from raw partitions to lvm?

[Maarten Vanraes]

Op donderdag 24 februari 2011 14:19:54 schreef Frank Griffin:
> Wolfgang Bornath wrote:
> > Now with LVM, what do I do?
> 
> Pretty much exactly the same, if that's what you want.  LVM is just a
> layer of indirection that you place on top of *only* those partitions
> you want LVM to control.  It lets you create multiple "virtual"
> partitions each of which includes one or more physical partitions.  In
> the minimal case, you can partition exactly as you would without LVM,
> but make each of the Mageia partitions an LV formatted as ext4 (or
> whatever) rather than a physical ext4.
> 
> The difference is that later on if you need to expand one of these 1-1
> LVM partitions, all you do is create another physical partition
> *somewhere* - either on that physical disk or another you add - and tell
> LVM to make that new physical partition part of the LV you want to
> expand.  The original physical partition on which you based the LVM
> stays exactly where it is without change, and the Logical Volume just
> magically increases in size by the size of the new physical partition
> you added.
> 
> Using LVM for some or all of Mageia has no effect on your ability to use
> standard partitioning for other partitions on these disks.

don't forget that a filesystem on top of this, still has to be resized as 
well...