Operating System Software Owner manual

Timeouts and Transient Network Problems......................................................................207
Failure of a Single Link.....................................................................................................207
Failure of All Links............................................................................................................208
Link Failure and Synchronous Volume Groups..................................................................208
Restarting Synchronous Volume Groups after Link Recovery...............................................208
Link Failure and Asynchronous Periodic Volume Groups....................................................209
Resyncing Asynchronous Periodic Volume Groups after Link Recovery.................................209
Failure of a Storage System...............................................................................................209
Failure of a Primary System...........................................................................................209
Failure of a Backup System...........................................................................................209
Write Errors....................................................................................................................209
Write Errors on the Primary System................................................................................209
Write Errors on the Backup System.................................................................................209
Write Errors and Synchronous Volume Groups............................................................210
Restarting Synchronous Volume Groups after Write Errors............................................210
Read Errors.....................................................................................................................210
Read Errors during Initial Synchronization.......................................................................210
Read Errors during Synchronization after Restart of Synchronous Volume Groups.................210
Read Errors during Resynchronization of Asynchronous Periodic Volume Groups..................211
Sync States............................................................................................................211
VI Appendices..........................................................................................212
A Quick Setup Guide.............................................................................213
Quick Setup: RCIP Transport Layer......................................................................................214
Quick Setup: RCFC Transport Layer....................................................................................215
Quick Setup: Remote Copy Configurations..........................................................................215
Quick Setup: Unidirectional Remote Copy...........................................................................216
Quick Setup: Bidirectional Remote Copy.............................................................................217
Quick Setup: Synchronous Long Distance Remote Copy.........................................................218
B Quick Disaster Recovery Guide.............................................................220
Quick Recovery: 1-to-1, N-to-1, and 1-to-N Configurations......................................................220
Quick Recovery: Synchronous Long Distance Configurations..................................................221
C About the Remote Copy Commands......................................................222
Issuing Remote Copy Commands.......................................................................................223
D The Remote Copy Commands..............................................................224
admitrcopylink.................................................................................................................225
admitrcopytarget.............................................................................................................227
admitrcopyvv..................................................................................................................228
checkrclink .....................................................................................................................230
controlport .....................................................................................................................232
creatercopygroup ............................................................................................................238
creatercopytarget ............................................................................................................240
dismissrcopylink ..............................................................................................................242
dismissrcopytarget ..........................................................................................................243
dismissrcopyvv ...............................................................................................................244
growvv ..........................................................................................................................245
histrcvv ..........................................................................................................................246
removercopygroup ..........................................................................................................249
removercopytarget ..........................................................................................................251
setrcopygroup ................................................................................................................252
setrcopytarget .................................................................................................................256
setvv .............................................................................................................................259
showport .......................................................................................................................262
8 Contents