IBM SC34-7012-01 Manual de usuario descargar pdf (Pagina 253)

Part 4. Appendixes

1 2 ... 248 249 250 251 252 253 254 255 256 257 258 ... 267 268

Recovery and Restart Guide 1
Contents 5
Contents v 7
What this book is about 9
Who should read this book 9
How to use this book 9
Release 1 11
Logging changes 15
The role of CICS 16
Recoverable resources 17
Emergency restart backout 18
CICS forward recovery 19
XCF/MRO partner failures 21
Units of work 25
Shunted units of work 25
Synchronization points 27
CICS recovery manager 29
Recovery 30
CICS system log 33
System activity keypoints 34
Forward recovery logs 34
Normal shutdown processing 37
First quiesce stage 37
Second quiesce stage 38
Third quiesce stage 38
Warm keypoints 39
Flushing journal buffers 40
Uncontrolled termination 42
Cataloging CICS resources 43
Global catalog 43
Local catalog 44
Warm restart 47
Emergency restart 47
Cold start 48
Dynamic RLS restart 49
Chapter 4. CICS cold start 57
Temporary storage 59
Transient data 59
Monitoring and statistics 61
Terminal control resources 61
Dump table 62
Chapter 4. CICS cold start 51 63
Chapter 5. CICS warm restart 65
Data set name blocks 66
Transactions 68
LIBRARY resources 68
Programs 68
Start requests 69
Other backout processing 74
CICS ARM processing 79
Registering with ARM 80
De-registering from ARM 80
Failing to register 81
ARM couple data sets 81
Workload policies 82
Connecting to VTAM 82
The COVR transaction 83
Server ARM processing 83
Unit of work recovery 85
Transaction backout 86
Intrapartition transient data 88
Auxiliary temporary storage 88
START requests 88
EXEC CICS CANCEL requests 90
Backout-failed recovery 91
Commit-failed recovery 95
Indoubt failure recovery 96
Cache failure support 100
Lost locks recovery 101
Transaction abend processing 104
Exit code 104
Transaction restart 105
Terminal error processing 109
Node error program (DFHZNEP) 109
End user’s standby procedures 115
Security 116
Documentation and test plans 117
About this task 119
Defining log streams to MVS 120
Defining system log streams 120
Recovery considerations 122
Activity keypointing 124
Log-tail deletion 126
Writing user-recovery data 127
Long-running transactions 128
Procedure 128
What to do next 129
Defining the log of logs 130
Log of logs failure 131
Reading log streams offline 131
Adjusting local time 132
Recovery for transactions 135
Recovery for files 137
VSAM files 137
Forward recovery 138
Backward recovery 138
BDAM files 141
The CSD data set 141
Logical recovery 144
Physical recovery 144
Recovery for Web services 148
Persistent message processing 150
SAA-compatible applications 155
Program design 155
Processing dialogs with users 156
Main storage areas 157
CICS recoverable resources 157
Terminal paging through BMS 160
Using transient data queues 160
Transaction failures 161
HANDLE ABEND commands 162
Dynamic transaction backout 162
System failures 163
START TRANSID commands 165
Implicit locking for files 166
Recoverable files 167
XRCINIT exit 173
XRCINPT exit 173
XFCBFAIL global user exit 173
XFCLDEL global user exit 174
XFCBOVER global user exit 174
XFCBOUT global user exit 174
The CICS-supplied PEP 175
Your own PEP 176
Omitting the PEP 177
Quiescing RLS data sets 179
INQUIRE DSNAME 187
INQUIRE UOWDSNFAIL 187
SHCDS LIST subcommands 188
CEMT command examples 190
A special case: lost locks 192
Overriding retained locks 192
Post-batch processing 193
Using the REPRO method 195
Rebuilding alternate indexes 198
//SYSIN DD * 200
SHCDS FRSETRR(old_dsname) 200
SHCDS FRUNBIND(old_dsname) 200
Catalog recovery 209
BWO and concurrent copy 215
BWO and backups 215
BWO requirements 216
Hardware requirements 217
How you request BWO 218
Removing BWO attributes 220
Systems administration 220
BWO processing 221
File opening 222
File closing (non-RLS mode) 224
Shutdown and restart 225
Data set backup and restore 225
VSAM access method services 226
Forward recovery logging 227
Chapter 19. Disaster recovery 235
Disaster recovery testing 236
Tier 0: no off-site data 237
Tier 1 - physical removal 237
Tier 3 - electronic vaulting 239
Tier 0–3 solutions 240
Tier 0 - 3 241
37453745 242
Tier 4–6 solutions 245
PPRC or XRC? 247
Remote Recovery Data Facility 248
Disaster recovery facilities 250
Final summary 252
Part 4. Appendixes 253
Trademarks 256
Bibliography 257
Other CICS publications 258
Accessibility 259
SC34-7012-01 266

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IBM SC34-7012-01 Manual de usuario Pagina 253

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