Replacing A Fiber Cable - Hitachi XP P9500 User Manual

# dlmcfgmgr -v
5 Execute the view operation of the dlnkmgr command (dlnkmgr view -
.
path -hbaportwwn) to confirm that all the information about the paths
that were placed in Offline(E) status has been deleted.
# /opt/DynamicLinkManager/bin/dlnkmgr view -path -hbaportwwn

Replacing a Fiber Cable

If there are multiple online paths for a device in an LU, you can replace a
desired fiber cable while running your applications by placing offline only the
path that goes through the fiber cable to be replaced, and using other paths
to continue accesses.
The following steps show an example procedure for replacing a fiber cable.
Note that this procedure only applies to replacing a fiber cable.
This example assumes the system configuration shown below:
Figure 4-2 System Configuration for Replacing a Fiber Cable (Explained in
To replace a fiber cable:
1 Place in Offline (C) status the path that goes through the fiber cable to be
.
replaced (path that goes through the HBA to which the fiber cable is
connected).
4-28
the Following Steps)
HDLM Operation
Hitachi Dynamic Link Manager User Guide (for Linux(R))