Hitachi XP P9500 User Manual page 181

For details on the dlmrmdev utility, see
HDLM Drivers on page
If the command terminates normally, the KAPL10531-I message is
displayed.
If the KAPL10531-I message is not displayed, make sure that HDLM-
managed paths are not being used by a process, service, file system, or
volume group, and then perform step 2 again.
If the dlmrmdev utility is executed properly, proceed to step 7.
3 Execute the following command to unmount the file system used by
.
HDLM.
# umount file-system-mount-point
4 Execute the following command to display all the activated volume
.
groups.
# lsvg -o
5 Among the displayed volume groups, inactivate the volume groups used
.
by HDLM.
# varyoffvg volume-group-name
6 Execute the dlmrmdev utility with the -e parameter specified.
.
# /usr/DynamicLinkManager/bin/dlmrmdev -e
If the command terminates normally, the KAPL10531-I message is
displayed. If the KAPL10531-I message is not displayed, make sure that
HDLM-managed paths are not being used by a process, service, file
system, or volume group, and then perform step 6 again.
7 Execute the following command to make sure that the status of the
.
hdisks recognized as HDLM-managed devices is Defined.
# lsdev -Cc disk
hdisk0 Available 1S-08-00-8,0
hdisk1 Available 1S-08-00-9,0
hdisk2 Available 1S-08-00-10,0
hdisk3 Defined 1H-08-02
hdisk4 Defined 1H-08-02
...
In this example, hdisk3 and hdisk4 are recognized as HDLM-managed
devices.
8 Execute the utility for changing HDLM default settings (dlmchpdattr).
.
# /usr/DynamicLinkManager/bin/dlmchpdattr -A -a
reserve_policy=no_reserve
A message is displayed to confirm whether processing should continue.
Enter y to continue processing.
If the command terminates normally, the KAPL10571-I message is
displayed.
9 Make sure that the default value for the hdisk reservation policy has been
.
changed.
Hitachi Dynamic Link Manager User Guide (for AIX(R))
dlmrmdev Utility for Deleting
7-25.
16 Bit LVD SCSI Disk Drive
16 Bit LVD SCSI Disk Drive
16 Bit LVD SCSI Disk Drive
Hitachi Disk Array (Fibre)
Hitachi Disk Array (Fibre)
HDLM Operation
4-19