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C. Functional Differences Between Versions of HDLM
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C. Functional Differences Between Versions of HDLM
This section explains the functional differences between newer and older versions of
HDLM.
C.1 Functional Differences Between Version 6.2.1 and Versions
Earlier Than 6.2.1
The output destination of the HDLM command operation log data has been
changed from Hitachi Network Objectplaza Trace Library (HNTRLib2)
integrated trace information files (
/var/opt/hitachi/HNTRLib2/spool/
hntr2
n
.log
#
) to process-specific-trace (traces for multiple processes)
information files (
/var/opt/DynamicLinkManager/log/dlnkmgr
n
.log
#
).
#
n
indicates a file number.
C.2 Functional Differences Between Version 6.1 and Versions Earlier
Than 6.1
In a new installation of HDLM, the default load balancing algorithm has been
changed from the Round Robin algorithm to the Extended Least I/Os algorithm.
C.3 Functional Differences Between Version 6.0 or Later and
Versions Earlier Than 6.0
The description of the HDLM version displayed as a result of executing HDLM
commands or utilities has been changed.
In versions earlier than 6.0, the messages KAPL09210-I, KAPL09211-I, and
KAPL09212-E will
not
be output when you install HDLM. In versions 6.0 or
later, one of the above messages will be output when you install HDLM.
In a new installation of HDLM, the default value for the automatic failback
function has been changed from
off
to
on
.
C.4 Functional Differences Between Version 5.9.4 or Later and
Versions Earlier Than 5.9.4
The maximum number of LUs for one port for one storage that was guaranteed in
HDLM for each storage system is now guaranteed for each OS.
The maximum number of LUs guaranteed in HDLM has been changed to 512.
Therefore, the naming rules for HDLM logical device files have also been
changed.
The maximum size of a log file that is obtained during execution of the
HDLM-configuration definition utility (
dlmcfgmgr
) can now be specified by
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 ...
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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 ...
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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 ...
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