Missing database backup

Hi all

I have a problem that lasts for weeks now.

I'm running on AIX version 5.3 with oracle 10 g 2.

Scenario:

I have recently install our prod. environment to run incremental backups.

Every Sunday one zero level will take place which will remove older backups with 2 day recovery window.

Monday to Saturday a level 1 backup is running.

So what's going to happen in my understanding should be that there are always two level zero availabel in rman.

The behavior is currently, two days after the last zero level, the previous level zero aside from the current becomes missing.

I don't have any order of removal for running backups on my scripts of level 1.

The strange thing is, Rman only recount the other zero level more but physically the files were still there.

When I ask to v$ backup_set_details he didn't report the level backup zero other either but in v$ element_sauvegarde, it shows these pieces of level zero with status of not deleted.

You think it is a bug with the incremental backups?

I would appreciate your ideas and your comments about it.

Kind regards

Tim

The backup of L0 week1 would be two days later semaine2 L0 obsolete backup.

Do not confuse obsolete with delete.

Old backups can be get years out of control file because control_file_record_keep_time is limited.  Yet once, older backups being older of does not mean that the backuppieces would be removed.

Hemant K Collette

Tags: Database

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