С RHEL:
Procedure
1. If the partition the file system is on is currently mounted, unmount it.
For example
Raw
~]# umount /dev/vdb1
2. Run fsck on the unmounted file system.
For example
Raw
~]# e2fsck /dev/vdb1
e2fsck 1.41.12 (17-May-2010)
Pass 1:Checking inodes, blocks, and sizes
Pass 2:Checking directory structure
Pass 3:Checking directory connectivity
Pass 4:Checking reference counts
Pass 5:Checking group sumary information
ext4-1:11/131072 files (0.0% non-contiguous),27050/524128 blocks
3. Resize the file system with the resize2fs /dev/device command.
For example
Raw
~]# resize2fs /dev/vdb1
resize2fs 1.41.12 (17-May-2010)
Resizing the filesystem on /dev/vdb1 to 524128 (1k) blocks.
The filesystem on /dev/vdb1 is now 524128 blocks long.