[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-users] Reg Disk space in guest domain with fedora img
On Feb 13, 2008 9:56 AM, Rajiv Rajaian <rajiv.grid@xxxxxxxxx> wrote: > Thanks Todd > I d manually mounted my /dev/vg/fedora before copying the > fedora.img(bootable image) > Total size shows 10GB > And after copying the image it shows only 2.2GB > Now i need to resize the lvm.. But my host os(Scientific linux ) > doesn't have resize2fs command .. > Also my the filesystem type is ext3...How to resize the ext3 filesystem. > http://e2fsprogs.sourceforge.net/ > > Thanks in Advance > Rajiv > > > On 2/13/08, Todd Deshane <deshantm@xxxxxxxxx> wrote: > > Hi Rajiv, > > > > You should keep replies to the list as others may have insights that I > > don't know about. > > > > I think I might notice something though... > > > > On Feb 13, 2008 1:53 AM, Rajiv Rajaian <rajiv.grid@xxxxxxxxx> wrote: > > > Hi Todd > > > > > > These are the steps I'd used to create the fedora domain > > > lvcreate -L10G -n compnode vg > > > cat fedora.img > /dev/vg/fedora > > > > > > > What is fedora.img? > > > > if fedora fedora.img is a file acting as a partition (or disk) than > > that may be the problem. > > > > You would need to use the resize2fs command (or a similar command > > based on the file system type of the fedora.img) that you mention > > below. > > > > The size of the partition needs to match the 10G that you are using > > for the logical volume. > > > > It depends on how fedora.img was created as to how to work with it. > > > > The two cases as stated above are: > > > > 1) It's a partition image (or in other words simply a file system) > > > > In this case, the best bet to get the resize to work is to first make > > sure it isn't in use and not mounted. Then do something like: > > > > resize2fs fedora.img 10G (you may also need the -F option, since it is > > not actually a file system partition, but a file representing one) > > > > 2) It's a disk image > > > > losetup -f > > > > losetup `losetup -f` fedora.img > > kpartx -av /dev/loopX <-- replace X with the appropriate number from > > losetup -f output above > > fdisk -l /dev/mapper/loopX > > resize2fs /dev/mapper/loopXpY 10G <-- replace Y with appropriate > > number from fdisk -l output (resize command changes if file system is > > not ext2 or ext3 > > > > a similar process is documented in [1] > > > > If you don't know if you fall into case 1 or 2, then you have two ways to > > check > > > > 1) fdisk -l fedora.img (is there partitions?) > > > > 2) mount -o loop fedora.img /mnt/temp > > be sure to umount /mnt/temp before resizing etc. > > > > Hope that helps. > > > > Best regards, > > Todd > > > > [1] http://docs.cosi/wiki/Resizing_an_Image > > > > > Also i found one commad to resize2fs > > > resize2fs /dev/vg/fedora > > > Is this step has to done or optional > > > > > > Now i ve seen the lvm size of created domain as 10GB with lvdisplay > > command > > > > > > [root@g40 vm_creator]# lvdisplay /dev/vg/fedora > > > --- Logical volume --- > > > LV Name /dev/vg/fedora > > > VG Name vg > > > LV UUID MwIi5u-kZRD-q4co-8imB-i9cf-PvuO-cO3fI5 > > > LV Write Access read/write > > > LV Status available > > > # open 1 > > > LV Size 10.00 GB > > > Current LE 2560 > > > Segments 1 > > > Allocation inherit > > > Read ahead sectors 0 > > > Block device 253:0 > > > > > > In my xm config file disk option given by me was > > > > > > > > > disk = ['phy:vg/fedora,sda6,w','phy:vg/compswap,sda7,w', > > > 'phy:vg/modules,sda5,r'] > > > > > > Also the size of the feora image ive used is > > > [root@g40 images]# ls -ls fedora.img > > > 2100232 -rw-r--r-- 1 root root 2148532224 Feb 12 12:06 fedora.img > > > > > > Only this disk space is shown in df -H command inside the created domain > > > > > > df -H > > > Filesystem Size Used Avail Use% Mounted on > > > /dev/sda6 2.2G 904M 1.2G 46% / > > > > > > Whether it will show this disk size as 2GB only or it will show 10GB as my > > > lvdisplay shows > > > > > > Fdisk command shows like this > > > > > > 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 > > > > > > Is this an error ??? Im getting little bit confused.. > > > > > > Thanks in advanced > > > > > > Rajiv > > > Project Associate > > > CARE,MIT > > > Anna University > > > > > > > > > > > > > > > _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |