HP Hitachi Dynamic Link Manager Software - Manual (Page 523)

7. Utility Reference
499
cannot be used might increase.
1.
Update the HDLM device with information about unavailable SCSI devices
by executing the
dlmcfgmgr
utility with the
-r
parameter specified.
2. Delete the HDLM device by executing the
dlmcfgmgr
utility with
all
specified in the
-u
parameter.
„ If you execute the
dlmcfgmgr
utility with the
-r
parameter after dynamically
deleting an SCSI device, the HDLM device will become unavailable. If you then
add the SCSI device dynamically and execute the
dlmcfgmgr
utility with the
-r
parameter specified, the HDLM partition information will be lost from
/proc/
partitions
. To restore the information, follow these steps:
1. Delete the SCSI device you just added.
2. Dynamically add the SCSI device once again.
3. Execute the
online
operation to place the device path online.
4. Execute the
dlmcfgmgr
utility with the
-r
parameter specified.
„ If you execute the
dlmcfgmgr
utility with the
-r
parameter specified while all
paths connecting to the HDLM device are disconnected, the HDLM partition
information will be lost from
/proc/partitions
. To restore the HDLM
partition information, follow these steps:
1.
Connect the path and place the device online.
2. Execute
blockdev --rereadpt
HDLM-device to update the partition
information.
Notes (when using Red Hat Enterprise Linux)
„ if you perform either of the operations below, the message KAPL05023-E will be
output to the syslog. However, HDLM operations are not affected.
• The
dlmcfgmgr
utility is executed with the
-r
parameter specified while
one or more unpartitioned SCSI devices exist
• The
dlmcfgmgr
utility is executed with the
-i
parameter specified for an
unpartitioned HDLM device