Re: [CentOS] Best way to extend pv partition for LVM

2011-04-04 Thread John Hodrien
On Sat, 2 Apr 2011, Jay Leafey wrote: You COULD use option #1, but it requires some additional resources and a LOT of shuffling. Why do you need to shuffle? fdisk /dev/sda delete the PV partition create a new PV partition starting at the same sector but ending at the end of the now larger

Re: [CentOS] Best way to extend pv partition for LVM

2011-04-04 Thread David Sommerseth
On 04/04/11 11:11, John Hodrien wrote: On Sat, 2 Apr 2011, Jay Leafey wrote: You COULD use option #1, but it requires some additional resources and a LOT of shuffling. Why do you need to shuffle? fdisk /dev/sda delete the PV partition create a new PV partition starting at the same

Re: [CentOS] Best way to extend pv partition for LVM

2011-04-04 Thread Kai Schaetzl
That's what I called tricky ;-) As I do not need one big partition but a lot of smaller ones (for VMs) I've now just added another pv and volume group. This way I can decide on which one a new volume goes. In case I ever need to I can still merge them. Kai

[CentOS] Best way to extend pv partition for LVM

2011-04-02 Thread Kai Schaetzl
I've replaced disks in a hardware RAID 1 with larger disks and enlarged the array. Now I have to find a way to tell LVM about the extra space. It seems there are two ways: 1. delete partition with fdisk and recreate a larger one. This is obviously a bit tricky if you do not want to lose data, I

Re: [CentOS] Best way to extend pv partition for LVM

2011-04-02 Thread Jay Leafey
Kai Schaetzl wrote: I've replaced disks in a hardware RAID 1 with larger disks and enlarged the array. Now I have to find a way to tell LVM about the extra space. It seems there are two ways: 1. delete partition with fdisk and recreate a larger one. This is obviously a bit tricky if you do not

Re: [CentOS] Best way to extend pv partition for LVM

2011-04-02 Thread Adam Tauno Williams
On Sat, 2011-04-02 at 12:02 -0500, Jay Leafey wrote: Kai Schaetzl wrote: I've replaced disks in a hardware RAID 1 with larger disks and enlarged the array. Now I have to find a way to tell LVM about the extra space. It seems there are two ways: 2. create another partition on the disk,