LVM Root partition reduce

[dhaval oza]

Hello,

I want to reduce root partition (/dev/centos/root) in centos 7. 

Can you please help me step by step guide.

Thanks & regards,

--

Dhaval Oza

[Sham Arsiwala]

Hi,

Sham Arsiwala

RHCE - RHCA.

Electromech Corporation

9099099855.

On 03-Sep-2015, at 6:35 pm, dhaval oza <dhaval....@gmail.com> wrote:

Hello,

I want to reduce root partition (/dev/centos/root) in centos 7. 

Centos 7 default uses xfs file system, and xfs file system cannot be reduced.

Chances of corruption is high.

Still try this.:

http://blog.endpoint.com/2015/01/shrink-xfs-partition-almost-possible.html?m=1

Can you please help me step by step guide.

Thanks & regards,

--

Dhaval Oza

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[dhaval oza]

Hello Sham Arsiwala,

I have created partition with  Ext4 filesystem. I have run centos 7 DVD with rescue mode and run some commands as per detail below.

1. pvscan

2. vgscan

3. vgchange -a y

4. lvscan

5. fsck.ext4 /dev/centos/root

6. e2fsck -f /dev/centos/root

7. resize2fs -p /dev/centos/root 40G (This command not run sucessfully, it show error "Please run e2fsck -f /dev/centos/root"

So can you please help me regarding this issue.

Thanks and regards,

Dhaval oza

--

Dhaval Oza

[ElectroMech]

Hi,

Did you check the volume is mounted or not ?

If it is mounted unmount it ?

Try to use some Debug flags to check what could be the error.

--
Nilesh Vaghela
(RHCSA RHCE)
ElectroMech Corporation
Redhat Channel Partner and Training Partner
Amazon aws consulting Partner
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