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Tips to make Backup Faster

Here are some tips that can make backup faster

  • Increase PARALLELISM according to your environment and CPU

rman target / catalog rman@rmanp

CONFIGURE DEVICE TYPE DISK PARALLELISM 4 BACKUP TYPE TO BACKUPSET;
CONFIGURE DEVICE TYPE ‘SBT_TAPE’ PARALLELISM 4 BACKUP TYPE TO BACKUPSET;

  • Disable compression if you do not require and if SYSADMIN is doing compression at TSM side of it.

Old: CONFIGURE DEVICE TYPE DISK PARALLELISM 4 BACKUP TYPE TO compressed  BACKUPSET;

New: CONFIGURE DEVICE TYPE DISK PARALLELISM 4 BACKUP TYPE TO BACKUPSET;

  • Backup with big piece size. this can slow restore in some cases.check with SYSADMIN for right file size.

CONFIGURE CHANNEL DEVICE TYPE ‘SBT_TAPE’ PARMS ‘ENV=(TDPO_OPTFILE=/usr/tivoli/tsm/client/oracle/bin64/tdpo.opt)’ MAXPIECESIZE 100 G;
CONFIGURE CHANNEL DEVICE TYPE DISK MAXPIECESIZE 100 G;

 

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