HP Hitachi Dynamic Link Manager Software User Manual
Page 406

4. HDLM Operation
382
Legend:
a: Host ID (Port number of the host)
b: Channel number (Bus number)
c: Target ID
d: Lun (LU number of the host)
n: host port number
driver-name:
qla
xxxx
(driver name in use)
An example entry is shown below.
When adding a device by using a QLogic HBA driver in Red Hat Enterprise
Linux AS4/ES4:
# echo "scsi-qlascan" > /proc/scsi/qla2200/1
# cat /proc/scsi/qla2200/1
# echo "scsi add-single-device 1 0 1 1" > /proc/scsi/scsi
4.
Wait until the automatic failback function starts, or execute the
dlnkmgr
command (
dlnkmgr online -pathid
AutoPATH_ID).
The relevant path is placed online.
The following is an example of executing the HDLM command:
# /opt/DynamicLinkManager/bin/dlnkmgr online -pathid
AutoPATH_ID
5.
Refer to
/var/opt/DynamicLinkManager/log/dlmcfgmgr1.log
or
execute the
dlmcfgmgr
utility (
dlmcfgmgr -v
) to check if the path to the
relevant HDLM device is restored.
The following is an example of executing the
dlmcfgmgr
utility:
# /sbin/dlmcfgmgr -v
(10) Restoring the Path in Disconnected Status
This subsection describes how to restore the path to an HDLM device that was in
disconnected status (the cable was pulled out or broken).
1.
Execute the HDLM-configuration definition utility (
dlmcfgmgr -v
) to check
while the path to the relevant HDLM device was in disconnected status.
The following are examples of executing the command:
# /sbin/dlmcfgmgr -v