Apparently it has something to do with this filesystem as I can resize a
freshly created one mounted or not:
r...@server:/usr/share/doc/e2fsprogs# lvcreate -L1G -n lvtest vg
Logical volume "lvtest" created
r...@server:/usr/share/doc/e2fsprogs# mkfs.ext4 /dev/vg/lvtest
mke2fs 1.41.11 (14-Mar-2010)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
65536 inodes, 262144 blocks
13107 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=268435456
8 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376
Writing inode tables: done
Creating journal (8192 blocks): done
Writing superblocks and filesystem accounting information: done
This filesystem will be automatically checked every 29 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
r...@server:/usr/share/doc/e2fsprogs# lvextend -L+1G /dev/vg/lvtest
Extending logical volume lvtest to 2.00 GiB
Logical volume lvtest successfully resized
r...@server:/usr/share/doc/e2fsprogs# resize2fs /dev/vg/lvtest
resize2fs 1.41.11 (14-Mar-2010)
Resizing the filesystem on /dev/vg/lvtest to 524288 (4k) blocks.
The filesystem on /dev/vg/lvtest is now 524288 blocks long.
r...@server:/usr/share/doc/e2fsprogs# mkdir /mnt/test
r...@server:/usr/share/doc/e2fsprogs# mount /dev/vg/lvtest /mnt/test/
r...@server:/usr/share/doc/e2fsprogs# lvextend -L+1G /dev/vg/lvtest
Extending logical volume lvtest to 3.00 GiB
Logical volume lvtest successfully resized
r...@server:/usr/share/doc/e2fsprogs# resize2fs /dev/vg/lvtest
resize2fs 1.41.11 (14-Mar-2010)
Filesystem at /dev/vg/lvtest is mounted on /mnt/test; on-line resizing required
old desc_blocks = 1, new_desc_blocks = 1
Performing an on-line resize of /dev/vg/lvtest to 786432 (4k) blocks.
The filesystem on /dev/vg/lvtest is now 786432 blocks long.
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https://bugs.launchpad.net/bugs/691726
Title:
ext4 not able to online resize
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