HP UX LVM

PV 생성, VG 생성, LV 생성, MOUNT

pvcreate -f /dev/rdsk/c5t0d0

mkdir /dev/vg10

mknod /dev/vg10/group c 64 0x100000

vgcreate -s 64 /dev/vg10 /dev/dsk/c5t0d0 /dev/dsk/c7t0d0 ... ...

lvcreate -l [PE 사이즈] -n collect vg10

newfs -F vxfs -o largefiles /dev/vg10/collect

시스템이 Online JFS Product 를 지원할 경우 umount없이 fsadm 명령으로 파일 시스템 확장 가능

#fsadm -F vxfs -b 32M /collect

mkdir /collect

mount /dev/vg10/collect /collect

===========================================================================

VG에 DISK 추가 -> LV 확장

umount /collect

pvcreate -f /dev/rdsk/c5t0d2

pvcreate -f /dev/rdsk/c7t0d2

vgextend /dev/vg10 /dev/dsk/c5t0d2 /dev/dsk/c7t0d2

lvextend -l [PE 사이즈 늘려줌] /dev/vg10/collect

newfs -F vxfs -o largefiles /dev/vg10/rcollect

mount /dev/vg10/collect /collect


===========================================================================

LV 축소

umount /collect

lvreduce -l [PE사이즈] /dev/vg10/collect

newfs -F vxfs -o largefiles /dev/vg10/rcollect

mount /dev/vg10/collect /collect

===========================================================================

LV 삭제

umount 후

lvremove /dev/vg10/collect

VG 삭제

vgreduce /dev/vg10 /dev/dsk/cXtXdX

vgremove하기 전 디스크는 최소 한개는 남아 있어야함.

vgremove /dev/vg10

PV 삭제

pvremove /dev/rdsk/cXtXdX

===========================================================================

VG삭제 안될시

vgcfgrestore -n /dev/vg10 /dev/rdsk/cXtXdX
vgcfgrestore -n /dev/vg10 /dev/rdsk/cXtXd1

===========================================================================

vgchange -a n vg10

vgexport -v m vg10.map /dev/vg10

mkdir /dev/vg10

mknod /dev/vg10/group c 64 0x100000

vgimport -v -m vg10.map /de/vg10 /dev/dsk/cXtXdX

vgchange -a y /dev/vg10

mount /dev/vg10/collect /collect