Migrate Read only Tablespaces from AIX to Solaris
The things we know and are aware of :-***********************************
XTTS
RMAN Convert
EMC Recovery Point
***********************************
===================
Source : AIX
Destination : Solaris
Size of DB: 5 TB
===================
Goal : Reduce 70% of downtime.
Please advise if it is feasible to approach the issue in this way:-
Prior to migration:-
Step 1 . Make 70% of the tablesapces read only In Source.
Step 2 . Copy Control File , Undo , System , Sysaux etc. on to the Destination.
Step 3. Bring up the database , it should come up clean except for the missing tablespaces. Convert tablespaces.
On Migration Day.
Shutdown Source
Step 4. Copy the remaining files along with system , Control File , Redo , Undo etc.
Step 5 . Convert and Bring up the database.
XTTS
RMAN Convert
EMC Recovery Point
***********************************
===================
Source : AIX
Destination : Solaris
Size of DB: 5 TB
===================
Goal : Reduce 70% of downtime.
Please advise if it is feasible to approach the issue in this way:-
Prior to migration:-
Step 1 . Make 70% of the tablesapces read only In Source.
Step 2 . Copy Control File , Undo , System , Sysaux etc. on to the Destination.
Step 3. Bring up the database , it should come up clean except for the missing tablespaces. Convert tablespaces.
On Migration Day.
Shutdown Source
Step 4. Copy the remaining files along with system , Control File , Redo , Undo etc.
Step 5 . Convert and Bring up the database.
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