[CentOS] partitions vs. LVs [was: Re: How to upgrade from 5.8 to 6.2]
Keith Roberts
keith at karsites.net
Sun Jun 24 16:42:18 UTC 2012
On Sun, 24 Jun 2012, ken wrote:
> It helps during their creation, rather than just accepting the defaults,
> to give the LVs meaningful names. But even if you don't:
>
> # df -H
> Filesystem Size Used Avail Use% Mounted on
> /dev/mapper/VolGroup00-lvroot
> 31G 12G 18G 39% /
> /dev/mapper/VolGroup00-lvtmp
> 195M 55M 131M 30% /tmp
> /dev/mapper/VolGroup00-lvvar
> 21G 1.2G 19G 6% /var
> /dev/mapper/VolGroup00-lvhome
> 185G 40G 136G 23% /home
> /dev/hda3 518M 46M 446M 10% /boot
>
>
> Where's the difficulty?
OK. But what about a drive that is already partitioned with
live data on it. Is it easy to make that work with LVM, or
does it mean I have to do a fresh installation to use LVM?
Keith
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