Fujitsu ETERNUS DX Disk Konfigurationshandbuch - Seite 33

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Fujitsu ETERNUS DX Disk Konfigurationshandbuch
Chapter 11
Storage Migration
7
Import the volume group.
(1)
Create a directory for the volume group at the import destination.
Refer to the information for the "vgdisplay -v" command that was collected before migration, to
create a directory for the volume group.
# mkdir /dev/vg01
(Omitted)
# mkdir /dev/vg08
#
(2)
Create a device file with the device name "group" in the directory for the volume group created in
Step
Refer to the information for the "ls -l /dev/*/group" command that was collected before migration,
to create a device file.
<Information collected before migration>
#ls -l /dev/*/group
crw-r-----
crw-rw-rw-
(omitted)
crw-rw-rw-
#
<Settings after migration>
# mknod /dev/vg01/group c 64 0x010000
(omitted)
# mknod /dev/vg08/group c 64 0x080000
#
A setting example for when vg01 is defined is described in
(3)
Check the adapter numbers and LUNs for both the Primary Link (*1) and the Alternate Link (*2)
from before migration.
*1: Primary link (the master path for I/Os that occur during normal operation)
*2: Alternate link (the slave path for continuing I/Os by being automatically switched by the LVM
(i)
FUJITSU Storage ETERNUS AF, ETERNUS DX Configuration Guide -Server Connection- (Fibre Channel) for HP-UX
fCreate a directory for the volume group.
(1).
1 root
sys
64 0x000000 Jul
1 root
sys
64 0x010000 Jul
1 root
sys
64 0x080000 Jul
Device name
Minor number
when the primary link fails)
From the results of the "vgdisplay -v" command collected before migration, check the device
names for the Primary Link and Alternate Link.
For /dev/vg01, the device name of the Primary Link is /dev/dsk/c2t0d0 and the device name
of the Alternate Link is /dev/dsk/c4t0d0.
Copyright 2020 FUJITSU LIMITED
1 14:30 /dev/vg00/group
5 01:50 /dev/vg01/group
←vg01 minor number = 0x010000, vg01 device name = /dev/vg01/group
5 19:55 /dev/vg08/group
←vg08 minor number = 0x080000, vg08 device name = /dev/vg08/group
←Same as the setting values from before migration
Step
33
(3).
P3AM-3772-22ENZ0