Increasing the space of active img file

Increasing the space of active img file

To increase the space of live img file of xen VM image

 .By this method there will be no loss of data and no 

re format is required .

Here in VM image sixe of /dev/xvdb will increase from 49 GB to 58GB

Now

[root@VMIMAGE1 data]# df -h

Filesystem Size Used Avail Use% Mounted on

/dev/xvda2 9.4G 3.2G 6.2G 35% /

/dev/xvda1 99M 13M 82M 13% /boot

tmpfs 1.0G 0 1.0G 0% /dev/shm

/dev/xvdb 49G 35G 11G 77% /data

1. Stop the VM image

root@VMSERVER: xm destroy <ID>

2.Increase the size of img file using qemu-img

-rw-r--r-- 1 root root 52428800000 Dec 14 06:08 data.img

 root @VMSERVER : qemu-img resize data.img +10G e

Image resized.

-rw-r--r-- 1 root root 63166218240 Dec 14 06:44 data.img

3.Resize it using resize2fs

root @VMSERVER : resize2fs -f data.img

resize2fs 1.43-WIP (20-Jun-2013)
Resizing the filesystem on data.img to 15421440 (4k) blocks.
The filesystem on data.img is now 15421440 blocks long.

4.Reboot the VM image .

5.check the size of the drive

df -h

Filesystem Size Used Avail Use% Mounted on

/dev/xvda2 9.4G 3.2G 6.2G 35% /

/dev/xvda1 99M 13M 82M 13% /boot

tmpfs 1.0G 0 1.0G 0% /dev/shm

/dev/xvdb 58G 35G 21G 64% /data

[oracle@VMIMAGE ~]$ cd /data/

[oracle@ VMIMAGE data]$ ls -l

total 2104844

drwxr-xr-x 3 oracle oinstall 4096 Feb 27 2014 10g