HP Data Protector IDB Purge best practices
Commands that purge obsolete data from the HP Data Protector
(DP) software Internal Database (IDB), to maintain the IDB in
good condition
Table of contents
Introduction......................................................................................................................................... 2
Scope............................................................................................................................................. 2
Three step guide to use this white paper ............................................................................................. 2
How to identify if a DP IDB needs filenames purging? .............................................................................. 3
Automated discovery........................................................................................................................ 3
Manual discovery ............................................................................................................................ 4
Automated IDB purging done by the Daily Maintenance........................................................................... 5
What is the Daily Maintenance? ........................................................................................................ 5
Setting the time Daily Maintenance runs ............................................................................................. 5
Methods to confirm if, and when, Daily Maintenance is being run ......................................................... 5
If Daily Maintenance is not running .................................................................................................... 6
IDB purging done by the Daily Maintenance........................................................................................... 6
Sessions purge................................................................................................................................. 6
Messages purge .............................................................................................................................. 6
Dcbf purge...................................................................................................................................... 7
Mpos purge .................................................................................................................................... 7
Manual IDB purge operations ............................................................................................................... 8
Filenames purge .............................................................................................................................. 8
The consecutive running of a dcbf Purge followed by a fixmpos............................................................. 9
Appendix A ........................................................................................................................................ 9
What does “Requires exclusive access to the IDB” mean? ..................................................................... 9
Appendix B....................................................................................................................................... 11
Further information about the IDB Daily Maintenance: ........................................................................ 11
Appendix C ...................................................................................................................................... 12
Example update to purge.log after a completed forced filenames purge ............................................... 12
Appendix D ...................................................................................................................................... 13
Failed_copies purge ....................................................................................................................... 13
For more information.......................................................................................................................... 14
Glossary........................................................................................................................................... 14