HiCommand Dynamic Link Manager (HDLM) for Windows Systems User's Guide (HIT5201-96001, January 2008)

HiCommand
®
Dynamic Link Manager (HDLM) for Windows
®
Systems User’s Guide xv
List of Tables
Table 2.1 HDLM System Components Using FC-SAN ..............................................12
Table 2.2 HDLM System Components that use IP-SAN ...........................................14
Table 2.3 Components Recognized by Host .......................................................16
Table 2.4 HDLM Program Functionality ............................................................18
Table 2.5 Algorithms for Load Balancing ..........................................................25
Table 2.6 When User Operations change Intermittent Error Information ....................39
Table 2.7 Types of Error Information...............................................................44
Table 2.8 Error Levels ................................................................................46
Table 2.9 Cluster Software Supported by HDLM ..................................................48
Table 3.1 Applicable OSs for Hosts .................................................................52
Table 3.2 Applicable Storage Systems..............................................................53
Table 3.3 Versions of Microsoft MPIO Driver Bundled with HDLM..............................54
Table 3.4 Related Programs when a Volume Manager is Used .................................54
Table 3.5 Related Programs when Exchanging Data by Using Intermediate Volumes
Managed by Hitachi RapidXchange .....................................................
55
Table 3.6 Memory Requirements for a Host.......................................................55
Table 3.7 Disk Space Requirements for a Host....................................................56
Table 3.8 Number of Paths Guaranteed in HDLM.................................................56
Table 3.9 Error Log Collection Level Setting Values .............................................63
Table 3.10 Recommended and Default Values for Each Function...............................69
Table 3.11 LU Deletion Function Values.............................................................73
Table 3.12 Error Log Collection Level Setting Values .............................................74
Table 3.13 Trace Level Setting Values...............................................................75
Table 3.14 Keys in an installation-information settings file (installhdml.ini) .................84
Table 3.15 Default and Recommended Values for Integrated Trace File Settings.......... 111
Table 4.1 Correspondence Between HDLM Commands and HDLM GUI ...................... 136
Table 4.2 List of Counters.......................................................................... 147
Table 4.3 Selectable Items for Instances ........................................................ 148
Table 4.4 Items and Descriptions for Path Information Displayed in KAPL05301-E Message159
Table 6.1 Host Icons in Tree Frame of the Path Management Window ..................... 183
Table 6.2 Model IDs and Model Names of Corresponding Systems ........................... 183
Table 6.3 Storage System Icons the Tree Frame of the Path Management Window ...... 184
Table 6.4 LU Icons in Tree Frame of the Path Management Window ....................... 185
Table 6.5 Line Styles that Indicate Path and Path Status ..................................... 191
Table 6.6 Model IDs and Model Names of Corresponding Storage Systems ................. 195
Table 6.7 Elements of a Path Name .............................................................. 199
Table 6.8 Model IDs and Model Names of Corresponding Storage Systems ................. 200
Table 6.9 Default and Recommended Values for Items Displayed in the Options Window203
Table 6.10 Items Displayed in the HDLM Component Information Dialog Box............... 204
Table 6.11 Advantage and Disadvantages of Setting the Auto Failback Function to ON... 205
Table 6.12 Relation Between the Setting and Available Operations for Automatic Failback
and Intermittent Error Monitoring ....................................................
207
Table 6.13 LU Deletion Function Values........................................................... 209
Table 7.1 Operations of the dlnkmgr Command ................................................ 214
Table 7.2 Default and Recommended Values ................................................... 224