Hi,
On Feb 12, 2008 11:47 AM, Rajiv Rajaian <rajiv.grid@xxxxxxxxx> wrote:
> Hi
> I had installed Xen-3.0.4 in Scientific linux 4 (kernel version 2.6.16.33)
> by following the instructions given in following link
>
> project-xen.web.cern.ch/project-xen/xen/howto_slcXen.html
>
> I ve created the guest Domain with fedora image of size 2.2GB , disk space
> as 10GB and the domain started successfully . when i logged into the xm
> console and checked the disk space its showing only 2.2GB .. is there any
> thing worng with my configuration ??
>
> Here's my configruation file which i ve used to create domain
>
>
> cat /usr/local/vm_creator/workspace/images/fedora
>
> #This Configuration file is Automatically Generated on Tue Feb 12 19:33:17
> IST 2008
> kernel = "/boot/vmlinuz-2.6.16.33-xen"
> memory = 256
> extra = "fastboot"
> ramdisk = "/boot/initrd-2.6.16.33-xen.img"
> disk = ['phy:vg/fedora,sda6,w','phy:vg/compswap,sda7,w',
> 'phy:vg/modules,sda5,r']
> name = "fedora.compnode.grid"
> root = "/dev/sda6 ro"
> vif=['bridge=xenbr0']
>
> The logical volumes look like
>
> [root@g40 ~]# lvs
> LV VG Attr LSize Origin Snap% Move Copy%
> compswap vg -wi-ao 1.00G
> fedora vg -wi-ao 10.00G
> modules vg -wi-ao 100.00M
>
> In the guest domain when i checked the following commands i got the output
> as
>
> [root@fedora ~]# df -H
> Filesystem Size Used Avail Use% Mounted on
> /dev/sda6 2.2G 904M 1.2G 46% /
> none 135M 0 135M 0% /dev/shm
> /dev/sda5 102M 90M 7.2M 93% /lib/modules
>
>
> [root@fedora ~]# fdisk -l
>
> Disk /dev/sda7: 1073 MB, 1073741824 bytes
> 255 heads, 63 sectors/track, 130 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
>
> Disk /dev/sda7 doesn't contain a valid partition table
>
> Disk /dev/sda6: 10.7 GB, 10737418240 bytes
> 255 heads, 63 sectors/track, 1305 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
>
> Disk /dev/sda6 doesn't contain a valid partition table
>
> Disk /dev/sda5: 104 MB, 104857600 bytes
> 255 heads, 63 sectors/track, 12 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
>
> Disk /dev/sda5 doesn't contain a valid partition table
>
>
This output is the one that seems strange to me. fdisk things that the
partitions are hard drives for some reason.
My guess is that there is something wrong with the logical volume.
I would suggest to stop the guest and mount the fedora logical volume
manually. See if the right size then. If not then it is a problem with
how Xen is recognizing it.
Regards,
Todd
>
> [root@fedora ~]# cat /etc/fstab
> # This file is edited by fstab-sync - see 'man fstab-sync' for details
> /dev/sda6 / ext3 defaults 1 1
> none /dev/pts devpts gid=5,mode=620 0 0
> none /dev/shm tmpfs defaults 0 0
> none /proc proc defaults 0 0
> none /sys sysfs defaults 0 0
> /dev/sda7 swap swap defaults 0 0
> /dev/sda5 /lib/modules ext2 defaults 0 1
>
>
> Is there any thing to be configured to get the full disk space as 10GB or
> any thing wrong with my configuration ??
>
> Please help me
>
> Thanks in advance
>
> Rajiv
>
> Project Associate ,
>
> CARE,MIT,Annauniversity ,Chennai
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