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Re: [Libguestfs] Image Not Expanding



On Mon, Jan 31, 2011 at 05:04:04PM +0530, vipul borikar wrote:
> Debug messages show like this:
> ***********************************************
> Fedora12 size 1048576000 bytes
> Fedora12-1 size 2097152000 bytes
> copying boot loader ...
> add_drive_ro "Fedora12"
> add_drive "Fedora12-1"
> launch
> Warning: No DNS servers found
> Could not open '/dev/kqemu' - QEMU acceleration layer not activated: No such
> file or directory
> blockdev_getss "/dev/sdb"
> part_list "/dev/sda"
> part_get_bootable "/dev/sda" 1
> part_get_mbr_id "/dev/sda" 1
> part_get_bootable "/dev/sda" 2
> part_get_mbr_id "/dev/sda" 2
> pvs_full
> vfs_type "/dev/sda1"
> mount_ro "/dev/sda1" "/"
> statvfs "/"
> umount_all
> vfs_type "/dev/sda2"
> mount_ro "/dev/sda2" "/"
> umount_all
> partitions found: /dev/sda1, /dev/sda2
> /dev/sda1:
>         bootable = 1
>         fssize = 928866304
>         mbr_id = 131
>         name = /dev/sda1
>         part_end = 943750655
>         part_num = 1
>         part_size = 943718400
>         part_start = 32256
>         type = ext3
> /dev/sda2:
>         bootable = 0
>         fssize = undef
>         mbr_id = 130
>         name = /dev/sda2
>         part_end = 996179455
>         part_num = 2
>         part_size = 52428800
>         part_start = 943750656
>         type = swap
> surplus before --expand or --shrink: 1098776576 (1.0G)
> Summary of changes:
> /dev/sda1: partition will be resized from 900.0M to 1.9G
> /dev/sda2: partition will be left alone
> part_get_parttype "/dev/sdb"
> partition table type: msdos
> list_partitions
> part_del "/dev/sdb" 2
> part_del "/dev/sdb" 1
> starting to partition from 64
> part_add "/dev/sdb" "primary" 64 3989311
> part_set_bootable "/dev/sdb" 1 true
> part_set_mbr_id "/dev/sdb" 1 131
> part_add "/dev/sdb" "primary" 3989312 4091711
> part_set_mbr_id "/dev/sdb" 2 130
> copy_size "/dev/sda1" "/dev/sdb1" 943718400
> copy_size "/dev/sda2" "/dev/sdb2" 52428800
> umount_all
> sync
> kill_subprocess
> *********************************************************************
[...]

The debug output all looks fine.

What does the partition table look like from within the resized
guest?  (ie. fdisk -l ...)

> One more thing i am able to boot the new image but not able to mount it.

Did you see this problem?

http://libguestfs.org/virt-resize.1.html#guest_boot_stuck_at_grub

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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