7 monitoring and maintaining the cnt ac-s z system, 8 data migration, 9 disaster recovery – HP XP7 Storage User Manual

Page 5: 10 troubleshooting

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Resynchronizing pairs.............................................................................................................70
Deleting pairs........................................................................................................................72

7 Monitoring and maintaining the Cnt Ac-S Z system.......................................74

Monitoring pair status, license capacity.....................................................................................74

How pair status changes.....................................................................................................75
Pair status definitions..........................................................................................................76

RAID Manager pair status names....................................................................................78
Split types....................................................................................................................78
System behavior............................................................................................................79

Monitoring Cnt Ac-S Z pair synchronous rate..............................................................................80
Monitoring Cnt Ac-S Z operations history...................................................................................80

Operation descriptions.......................................................................................................81

Changing P-VOL Fence Level, CFW Data...................................................................................82
Forcibly deleting pairs.............................................................................................................83
Saving pair information to a text file .........................................................................................83
Monitoring and maintaining remote connections and paths .........................................................84

Remote path status definitions..............................................................................................85
Configuring additional remote paths....................................................................................86
Changing minimum paths, round trip time, other remote connection options..............................86
Deleting remote paths.........................................................................................................87

Adding, removing SSIDs on the secondary system.......................................................................88
Deleting Continuous Access Synchronous Z................................................................................90
ICKDSF Considerations for Cnt Ac-S Z Volumes...........................................................................90

ICKDSF on a Cnt Ac-S Z P-VOL............................................................................................91
ICKDSF on a Cnt Ac-S Z S-VOL............................................................................................91

Managing power-off for systems and network devices..................................................................91

General information...........................................................................................................91
Planned outage of the primary system...................................................................................92
Planned outage of the secondary system or remote path.........................................................92
Planned outage of both primary and secondary systems.........................................................92

8 Data migration.........................................................................................93

Migration overview.................................................................................................................93

Migrating data..................................................................................................................93

9 Disaster recovery......................................................................................95

Disaster recovery overview.......................................................................................................95

Sense information shared between sites................................................................................95
File and database recovery.................................................................................................95
CSUSPEND/QUIESCE TSO command..................................................................................96
IEA494I system console message.........................................................................................96

Switching operations to the remote site......................................................................................96

Checking S-VOL consistency with the P-VOL...........................................................................97

Transferring operations back to the local site..............................................................................98

10 Troubleshooting....................................................................................100

Error codes and messages.....................................................................................................100
General troubleshooting........................................................................................................100
Remote path status problems..................................................................................................101
Split pair problems...............................................................................................................103
Changing microcode problem................................................................................................104
Troubleshooting using RAID Manager.....................................................................................104

SSB2 error codes when SSB1 = 2E31/B901/B90A/B90B/B912/D004..................................105
SSB2=B992 error codes when SSB1 = B901 or B90A..........................................................113

Service Information Messages (SIMs).......................................................................................113
TPC-R troubleshooting ...........................................................................................................113

Contents

5

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