rman configuration

From: Joe Smith <joe_dba_at_hotmail.com>
Date: Fri, 6 Jun 2008 13:10:11 -0500
Message-ID: <BLU108-W5400D9DB60E17C4C9163BA97B70@phx.gbl>

Is it normal or best practice to snapshot the control file to disk even if the backup is going to tape?  

The rman closed backup runs to tape with no problem , but I noticed that the snapshot of the control file goes to disk. Is this because it could not read it from tape?  

Or should I reconfigure and state:  

CONFIGURE SNAPSHOT CONTROLFILE NAME TO 'SBT_TAPE';         RMAN configuration parameters are:  

CONFIGURE RETENTION POLICY TO REDUNDANCY 1;CONFIGURE BACKUP OPTIMIZATION OFF; # defaultCONFIGURE DEFAULT DEVICE TYPE TO 'SBT_TAPE';CONFIGURE CONTROLFILE AUTOBACKUP ON;CONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVICE TYPE 'SBT_TAPE' TO 'control_%F';configuration for SBT_TAPE channel 3 is ignoredCONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVICE TYPE DISK TO '%F'; # defaultCONFIGURE DEVICE TYPE 'SBT_TAPE' PARALLELISM 2 BACKUP TYPE TO BACKUPSET;CONFIGURE DEVICE TYPE DISK PARALLELISM 1 BACKUP TYPE TO BACKUPSET; # defaultCONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE SBT_TAPE TO 1; # defaultCONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 1; # defaultCONFIGURE ARCHIVELOG BACKUP COPIES FOR DEVICE TYPE SBT_TAPE TO 1; # defaultCONFIGURE ARCHIVELOG BACKUP COPIES FOR DEVICE TYPE DISK TO 1; # defaultCONFIGURE CHANNEL 1 DEVICE TYPE 'SBT_TAPE' PARMS 'ENV=(TDPO_OPTFILE=/../tdpo.opt)' FORMAT 'bu.d%d.t%t.s%s.p%p' MAXPIECESIZE 2 G;CONFIGURE CHANNEL 2 DEVICE TYPE 'SBT_TAPE' PARMS 'ENV=(TDPO_OPTFILE=/../tdpo.opt)' FORMAT 'bu.d%d.t%t.s%s.p%p' MAXPIECESIZE 2 G;CONFIGURE CHANNEL 3 DEVICE TYPE 'SBT_TAPE' PARMS 'ENV=(TDPO_OPTFILE=/../tdpo.opt)' FORMAT 'bu.d%d.t%t.s%s.p%p' MAXPIECESIZE 2 G;CONFIGURE MAXSETSIZE TO UNLIMITED; # defaultCONFIGURE ENCRYPTION FOR DATABASE OFF; # defaultCONFIGURE ENCRYPTION ALGORITHM 'AES128'; # defaultCONFIGURE ARCHIVELOG DELETION POLICY TO NONE; # defaultCONFIGURE SNAPSHOT CONTROLFILE NAME TO '$ORACLE_HOME/dbs/snapcf_orcl.f'; # default



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Received on Fri Jun 06 2008 - 13:10:11 CDT

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