resize regular luks partition
localhost ~ # resize2fs /dev/sdb1 resize2fs 1.43.1 (08-Jun-2016) resize2fs: Device or resource busy while trying to open /dev/sdb1 Couldn't find valid filesystem superblock.
localhost ~ # resize2fs /dev/mapper/vol1 resize2fs 1.43.1 (08-Jun-2016) Please run 'e2fsck -f /dev/mapper/vol1' first.
localhost ~ # e2fsck -f /dev/mapper/vol1 e2fsck 1.43.1 (08-Jun-2016) Pass 1: Checking inodes, blocks, and sizes Inode 18612229 extent tree (at level 2) could be narrower. Fix<y>? yes Inode 18612260 extent tree (at level 1) could be narrower. Fix<y>? yes Inode 18612799 extent tree (at level 2) could be narrower. Fix<y>? yes Inode 18612835 extent tree (at level 2) could be narrower. Fix<y>? yes Inode 18612860 extent tree (at level 2) could be narrower. Fix<y>? yes Inode 18612861 extent tree (at level 1) could be narrower. Fix<y>? yes Inode 18612864 extent tree (at level 2) could be narrower. Fix<y>? yes Inode 18612865 extent tree (at level 2) could be narrower. Fix<y>? yes Inode 18612866 extent tree (at level 1) could be narrower. Fix<y>? yes Inode 18612879 extent tree (at level 1) could be narrower. Fix ('a' enables 'yes' to all) <y>? yes Inode 18612915 extent tree (at level 1) could be narrower. Fix ('a' enables 'yes' to all) <y>? yes Inode 18613562 extent tree (at level 2) could be narrower. Fix ('a' enables 'yes' to all) <y>? yes to all Inode 18613565 extent tree (at level 1) could be narrower. Fix? yes
Pass 1E: Optimizing extent trees Pass 2: Checking directory structure Pass 3: Checking directory connectivity Pass 4: Checking reference counts Pass 5: Checking group summary information
/dev/mapper/vol1: ***** FILE SYSTEM WAS MODIFIED ***** /dev/mapper/vol1: 352906/45793280 files (0.3% non-contiguous), 160544229/183142878 blocks
localhost ~ # resize2fs /dev/mapper/vol1 resize2fs 1.43.1 (08-Jun-2016) Resizing the filesystem on /dev/mapper/vol1 to 244139857 (4k) blocks. The filesystem on /dev/mapper/vol1 is now 244139857 (4k) blocks long.
