Eu tenho um disco rígido de 3 TB. do tipo RAID 5. Eu quero convertê-lo em LVM. Como posso fazer isso sem perda de dados e sem precisar instalar o sistema operacional novamente?
$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/mpatha4 96G 3.7G 88G 5% /
devtmpfs 6.9G 0 6.9G 0% /dev
tmpfs 6.9G 80K 6.9G 1% /dev/shm
tmpfs 6.9G 908K 6.9G 1% /run
tmpfs 6.9G 0 6.9G 0% /sys/fs/cgroup
tmpfs 6.9G 8.1M 6.9G 1% /tmp
/dev/mapper/mpatha2 190M 66M 115M 37% /boot
/dev/mapper/mpatha3 289G 2.3G 272G 1% /var
/dev/mapper/mpatha6 2.3T 1.9T 381G 83% /mydata
$ cat /proc/driver/cciss/cciss0
cciss0: HP Smart Array E200i Controller
Board ID: 0x3211103c
Firmware Version: 1.72
IRQ: 65
Logical drives: 1
Current Q depth: 0
Current # commands on controller: 0
Max Q depth since init: 1
Max # commands on controller since init: 165
Max SG entries since init: 31
Sequential access devices: 0
$ fdisk -l
Disk /dev/cciss/c0d0: 3000.5 GB, 3000513552384 bytes, 5860378032 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk label type: dos
Disk identifier: 0x00000000
Device Boot Start End Blocks Id System
/dev/cciss/c0d0p1 * 1 4294967295 2147483647+ ee GPT
Disk /dev/mapper/mpatha: 3000.5 GB, 3000513552384 bytes, 5860378032 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk label type: dos
Disk identifier: 0x00000000
Device Boot Start End Blocks Id System
/dev/mapper/mpatha1 * 1 4294967295 2147483647+ ee GPT
....