Categories:- Unix Commands

How to reduce or shrink the size of lvm partitions

In my case I will shrink or reduce the /home size using lvreduce command. To reduce lvm size first umount the partition and run e2fsck & resize2fs.


Steps to reduce the /home partition to 5GB


Step:1 Check the disk space using below command



Umount /home using below command :


[root@localhost ~]# umount  /home


Step:2 Use e2fsck command to check the file system


[root@localhost ~]# e2fsck -f /dev/mapper/VolGroup-LogVol01


Step:3 Resize the partition using below command



Step:4 Use lvreduce command to reduce the size as shown below



Step:5 Mount and check the partition size





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