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Figure 43 Script Examples of External Volume Operation (3/3)
Cache Partition operations
Cache Partition operations using RAID Manager include migrating LDEVs, parity groups, and
external volume groups to other CLPRs.
• For information about Cache Partition operations, including important warnings and restrictions,
see the HP XP7 Cache Partition User Guide.
• For details about the RAID Manager commands for Cache Partition operations, see the HP
XP7 RAID Manager Reference Guide.
Performing Cache Partition operations
The following table shows the procedure for migrating LDEVs, parity groups, and external volume
groups to other CLPRs.
CommandDescriptionOperation overviewStep
raidcom get clprCheck the status of the
CLPRs.
Confirming the CLPR
configuration.
1
raidcom modify clpr -clpr <clpr#> { -ldev_id
<ldev#> | -parity_grp_id <gno-sgno> | -
external_grp_id <gnosgno>}
Specify the LDEV number,
parity group number, or
external volume group
number.
Migrating one of the
following to other CLPRs:
2
• LDEV
• parity group
• external volume group
raidcom get parity_grpFor parity group migration,
check the status of the parity
group.
Verifying the CLPR
migration.
3
Cache Partition operations 135
- Abstract 1
- DescriptionDateEdition 2
- Contents 3
- 4 Contents 4
- Contents 5 5
- 6 Contents 6
- Contents 7 7
- 8 Contents 8
- 1 Overview 9
- Provisioning function 10
- Command execution modes 11
- Precheck function 11
- User authentication 13
- 14 Overview 14
- Data protection 15
- ◦ A command server 16
- Command device 16
- Command device guarding 17
- # horcctl -DI 18
- AI = 14 TI = 0 CI = 1 18
- Command competition 20
- Command flow 20
- HORCM operational environment 21
- Configuration definition file 25
- HORCM_MON 27
- HORCM_CMD 29
- \\.\CMD-30095-250-CL1-A 29
- Business Copy 37
- RAID Manager software files 41
- RAID Manager log files 45
- RAID Manager trace files 47
- Command logging for audit 47
- Logging raidcom command 49
- /var/log/raidcom.err 50
- User-created files 52
- User environment variable 52
- Hardware requirements 54
- I/O Traffic Control 54
- Security setting 54
- Controlling User Role 56
- Controlling user resources 57
- Target resources 58
- Resource lock function 63
- Context check 65
- [-clpr <clpr#>] 66
- Configuration check 70
- LDEV grouping function 72
- LDEV grouping function 73 73
- Define device group 75
- 4. Device group deletion 76
- Device group creation 77
- LDEV addition to device group 77
- Device group deletion 79
- Copy group function 80
- When creating a copy group 81
- When deleting a copy group 81
- Copy group creation 82
- LDEV addition to a copy group 82
- LDEV deletion from copy group 83
- Copy group deletion 84
- LDEV grouping function 85 85
- LDEV grouping function 87 87
- Journal Z (continued) 90
- HORCM_VCMD 94
- 4 Starting up RAID Manager 100
- One instance 101
- Two instances 101
- ◦ for starting [HORCM0]: 104
- About provisioning operations 106
- Asynchronous commands 107
- LDEV nickname function 108
- Operation method 114
- Resource group operations 116
- Execution example 117
- Internal volume operations 118
- Script examples 121
- Operational flow 127
- External volume operations 132
- Script Examples 133
- Cache Partition operations 135
- Displaying CLPR information 136
- Features of paired volumes 143
- Synchronous 144
- Business Copy operations 145
- Business Copy cascading pairs 146
- Business Copy operations 147 147
- The Takeover-switch function 150
- Swap-takeover function 151
- SVOL-takeover function 152
- PVOL-takeover function 153
- Journal operations 155
- # pairsplit -g oradb 159
- # pairdisplay -g oradb -fc 159
- Access Journal volumes 161
- Setting the fence level 166
- Snapshot operations 167
- Creating a Snapshot pair 168
- Snapshot pair status 168
- Controlling Auto LUN 169
- Specifications for Auto LUN 170
- Commands to control Auto LUN 171
- Restrictions for Auto LUN 175
- Overview 175
- (3) Propagating Error suspend 176
- Command specifications 177
- Notice on system operation 180
- Configuration examples 181
- (1) Cnt Ac-J 2x2 182
- Remote volume discovery 183
- Discovering a remote volume 184
- Data protection operations 186
- Data Protection facility 189
- Data Protection facility 191 191
- Permission command 192
- New options for security 193
- Permitting protected volumes 194
- Environment variables 195
- $HORCMPERM 196
- Volume discovery function 198
- GPT disk for Windows 205
- Host group control 207
- SLPR configuration examples 210
- Dual Hosts 211
- 9 Troubleshooting 214
- System log messages 217
- Command error messages 218
- Specific error codes 227
- SSB codes 228
- Calling the HP Support Center 296
- Contacting HP 297
- Related information 297
- Typographic conventions 298
- Glossary 300
- 302 Index 302
- 304 Index 304
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