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4. HDLM Operation
364
HDevName
device for which a hyphen (
-
) is displayed for
Device
.
The following shows an example of the command you execute if the
HDevName
value is
/dev/sddlmaa
:
# dlmcfgmgr -u /dev/sddlmaa
4.
Execute the
dlmcfgmgr
utility (
dlmcfgmgr
-v
) to confirm that all the lines on
which a hyphen (
-
) was displayed for
Device
have been deleted.
# 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
4.6.2 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:
Summary of Contents for Dynamic Link Manager
Page 1: ...Hitachi Dynamic Link Manager Software User s Guide for Linux R 3000 3 F04 60 E ...
Page 4: ......
Page 16: ......
Page 154: ...3 Creating an HDLM Environment 130 Figure 3 1 Flow of HDLM Environment Setup ...
Page 162: ...3 Creating an HDLM Environment 138 ...
Page 309: ...3 Creating an HDLM Environment 285 Figure 3 33 Example of Creating an ext2 File System ...
Page 352: ......
Page 362: ...4 HDLM Operation 338 A Fibre Channel switch s zone setting is changed ...
Page 375: ...4 HDLM Operation 351 ...
Page 410: ......
Page 546: ......
Page 549: ...8 Messages 525 HDLM driver filter component HDLM alert driver HDLM management target ...
Page 590: ...8 Messages 566 dd dd Maintenance information hexadecimal number Action None ...
Page 594: ...8 Messages 570 aa aa Name of file where error was detected Action Reinstall an HDLM ...
Page 713: ...8 Messages 689 utility see 7 2 DLMgetras Utility for Collecting HDLM Error Information ...
Page 714: ......
Page 738: ......