LV拡張 - のんびりSE備忘録 @ ウィキ

• 容量確認

# df -h /var/lib/mysql
Filesystem            Size  Used Avail Use% Mounted on
/dev/mapper/vg01-lv01
                       30G  1.4G   27G   5% /var/lib/mysql

• LV拡張

例）1GB拡張

# lvextend -L +1G /dev/vg01/lv01
  Extending logical volume lv01 to 31.00 GB
  Logical volume lv_02 successfully resized

• ファイルシステム拡張

# ext2online /dev/vg01/lv02
ext2online v1.1.18 - 2001/03/18 for EXT2FS 0.5b

もしくは
# resize2fs /dev/vg01/lv01
resize2fs 1.39 (29-May-2006)
Filesystem at /dev/vg01/lv01 is mounted on /opt; on-line resizing required
Performing an on-line resize of /dev/vg01/lv01 to 1228800 (4k) blocks.
The filesystem on /dev/vg01/lv01 is now 1228800 blocks long.

• 容量確認

# df -h /var/lib/mysql
Filesystem            Size  Used Avail Use% Mounted on
/dev/mapper/vg01-lv01
                       31G  1.4G   28G   5% /var/lib/mysql