RMAN Restore Performance from Tape is Very Poor
(Doc ID 850988.1)
Last updated on APRIL 03, 2020
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.4 to 126.96.36.199 [Release 10.2 to 11.1]
Information in this document applies to any platform.
RMAN restore from sbt backup is very slow compared to backup speed.
Backup rate is 60-90 Mb/sec.
Restore rate is 6 Mb/sec.
Backup is hardware multiplexed but media manager does support multiplexed backups.
Restore validate runtime is VERY fast so problem is the write back to disk.
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document