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Friday, July 26, 2013

Finding information of last Full system save

For Auditing and for disaster recovery it is useful, to have information of the last Full system save. Usually, across the industry, it is a best practice to store the Backup information. Generally, the tape used for the backup and the backup type and whether it was a successful backup or not is recommended to be kept stored. Some, firms have soft copies of these information and some hard copy of the  information stored.

By keeping these information, it makes things easier at the time of disaster. Lets now look at the native SAVE operations that is available with OS400. IBM provides many useful data area that save the important information of the last Full system save.

* QSAVSYS :- This data area saves information of the last SAVSYS command run.

* QSAVCFG :- This data area saves information of the last save on Configuration objects and the system resource objects.

*QSAVUSRPRF :- This data area saves information of the last save of all user profile in the system

*QSAVIBM :- This data area saves information of the last save on  IBM libraries or system libraries that starts with Q.

*QSAVALLUSR :- The data area saves information of all the last SAVLIB with *ALLUSR was run. It saves information of User libraries and also the Q libraries that are not considered system libraries such as QGPL, QPFR etc.

*QSAVLIBALL :- This data area saves information of the last SAVLIB with *NONSYS was run, which saves all the user libraries, QGPL and QUSRSYS.

*QSAVSTG :- This data area saves information of the last SAVSTG was run, this stores information of License internal code and content of auxiliary storage.

However, if you try to read the information on these data areas by the normal DSPDTAARA it would appear blank.

You can get the list of QSAV data areas by the following command,

WRKOBJ OBJ(QSYS/QSAV*) OBJTYPE(*DTAARA)


To get information about the last save system,

DSPOBJD OBJ(QSYS/QSAVSYS) OBJTYPE(*DTAARA) DETAIL(*FULL)
 Page down to the bottom,


Here, you can get the date and time when the last full system save was taken. The Tape used and the command that was run. 

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