Nonstop Database, HiRDB Version 9 System Operation Guide
Table 4-3 Status changes of synchronization point dump files while HiRDB is operating (when synchronization point dump files are not duplicated) and Table 4-4 Status changes of synchronization point dump files while HiRDB is operating (when synchronization point dump files are duplicated) show the synchronization point dump file status changes during HiRDB operation.
Table 4-3 Status changes of synchronization point dump files while HiRDB is operating (when synchronization point dump files are not duplicated)
Event | Status of synchronization point dump file | |||
---|---|---|---|---|
Open | Closed | |||
Overwrite enabled | Now writing | Overwrite disabled | Reserved | |
1 | 2 | 3 | 4 | |
Synchronization point dump is being output | 2 | -- | -- | -- |
Synchronization point dump was validated | -- | 3 | 1# | -- |
Synchronization point dump output error occurred | -- | 4 | -- | -- |
pdlogcls command was executed# | 4 | -- | -- | -- |
pdlogopen command was executed# | -- | -- | -- | 1 |
Table 4-4 Status changes of synchronization point dump files while HiRDB is operating (when synchronization point dump files are duplicated)
Event | Status of system log files | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Overwrite enabled | Now writing | Overwrite disabled | Rsrvd | ||||||||
Both open | Sys A open | Sys A clsd | Both open | Sys A open | Sys A clsd | Both open | Sys A open | Sys A clsd | Both clsd | ||
Sys B clsd | Sys B open | Sys B clsd | Sys B open | Sys B clsd | Sys B open | ||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | ||
A synchronization point dump was just acquired | 4 | 5 | 6 | -- | -- | -- | -- | -- | -- | -- | |
Synchronization point dump was validated | -- | -- | -- | 7 | 8 | 9 | 1# | 2# | 3# | -- | |
Output error occurred in A system file | -- | -- | -- | 6 | 10 |
-- | -- | -- | -- | -- | |
Output error occurred in B system file | -- | -- | -- | 5 | -- | 10 |
-- | -- | -- | -- | |
pdlog cls executd (with -a or -b) |
Omit ted | 10 |
10 |
10 |
-- | -- | -- | -- | -- | -- | -- |
-a | 3 | 10 |
-- | -- | -- | -- | -- | -- | -- | -- | |
-b | 2 | -- | 10 |
-- | -- | -- | -- | -- | -- | -- | |
pdlog open executd (with -a or -b) |
Omit ted | -- | 1 | 1 | -- | -- | -- | -- | 7 | 7 | 1 |
-a | -- | -- | 1 | -- | -- | -- | -- | -- | 7 | 2 | |
-b | -- | 1 | -- | -- | -- | -- | -- | 7 | -- | 3 |
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