RE: rman backup to tape

  • From: "Allen, Brandon" <Brandon.Allen@xxxxxxxxxxx>
  • To: "pioro1@xxxxxxxxx" <pioro1@xxxxxxxxx>, "nagaraj.chk@xxxxxxxxx" <nagaraj.chk@xxxxxxxxx>, oracle-l <oracle-l@xxxxxxxxxxxxx>
  • Date: Wed, 6 Jan 2010 09:26:23 -0700

Agreed, plus it also depends on how many tapes they are writing to concurrently 
and the speed of those writes.

Also, if you're using automatic channel configuration, then just change your 
RMAN configuration to use parallelism 3 like this:

RMAN> CONFIGURE DEVICE TYPE 'SBT_TAPE' PARALLELISM 3 BACKUP TYPE TO BACKUPSET;

Regards,
Brandon

-----Original Message-----
From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On 
Behalf Of Marcin Przepiorowski

It depend - if your database storage can give you enough throughput to
fill 8 tape streams there is a chance to reduce a time.

It's quite easy just add another channel with sbt_tape type to RMAN script.


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