09/02/03

LVMは便利。1 ->1.5 TByte　HDDへの載せ替えた時のログ。

[root@aa ~]# vgscan
  Reading all physical volumes.  This may take a while...
  Found volume group "VolGroup00" using metadata type lvm2
  Found volume group "home" using metadata type lvm2

[root@aa ~]# pvcreate /dev/sde1
  Physical volume "/dev/sde1" successfully created

[root@aa ~]# vgextend home /dev/sde1
  Volume group "home" successfully extended

[root@aa ~]# pvmove /dev/sda1
  /dev/sda1: Moved: 0.0%

[root@aa ~]# vgreduce home /dev/sde1
  Removed "/dev/sde1" from volume group "home"

[root@aa ~]# pvremove /dev/sde1
  Labels on physical volume "/dev/sde1" successfully wiped

[root@aa ~]# /usr/sbin/lvextend -l+100000000 /dev/home/house
  Extending logical volume house to 385.11 TB
  Insufficient free space: 100000000 extents needed, but only 237966 available

[root@aa ~]# /usr/sbin/lvextend -l+237966 /dev/home/house
  Extending logical volume house to 4.55 TB
  Logical volume house successfully resized

[root@aa ~]# /usr/sbin/lvextend -l+237966 /dev/home/house
  Extending logical volume house to 5.46 TB
  Insufficient free space: 237966 extents needed, but only 0 available

[root@aa ~]# /sbin/resize2fs /dev/home/house
  resize2fs 1.39 (29-May-2006)
  Filesystem at /dev/home/house is mounted on /share4; on-line resizing required
  Performing an on-line resize of /dev/home/house to 1220945920 (4k) blocks.