2014. 8. 25. 17:33ㆍOS/CentOS
# yum -y install mdadm
# fdisk /dev/sdb
> n
> p
> 1
> [엔터]
> [엔터]
> w
# mknod /dev/md127 b 9 1
# mdadm --create /dev/md127 --level=1 --raid-device=2 /dev/sdb1 /dev/sdc1
# mkfs.ext4 /dev/md127
상태확인
# df -h
# fdisk -l
# ls -l /dev/sd*
# ls -l /dev/md*
# mdadm --query --detail /dev/md127
복구
# mdadm /dev/md127 --add /dev/sdd1
제거
# mdadm --remove /dev/md127 /dev/sdb1
# fdisk -l
# fdisk /dev/xvdb
> n
> p
> 1
> [엔터]
> [엔터]
> w
# df -h
# pvcreate /dev/xvdb1
# pvs
# vgcreate VG_Data /dev/xvdb1
# vgextend VolGroup /dev/xvdb1
# vgs
# lvcreate -L 10G -n lv_data VG_Data
# lvextend -L +1G /dev/VolGroup/lv_root
-l+100%FREE
# lvs
# mkfs.ext4 /dev/mapper/VG_Data-lv_data
# e2fsck -ff /dev/VolGroup/lv_home
# resize2fs /dev/VolGroup/lv_home 10G
# lvreduce -r -L 10G /dev/VolGroup/lv_home
# lvresize -r -l+100%FREE /dev/VolGroup/lv_root
# lvremove /dev/VolGroup/lv_home
# lvresize -r -l+100%FREE /dev/VolGroup/lv_root
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