Rman Backup After Upgrade to 19c Hangs on Release Channel For Tape Backup
(Doc ID 2890367.1)
Last updated on AUGUST 17, 2022
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206.0 and later
Information in this document applies to any platform.
- Rman Not releasing Channel after it completes backup and is stuck at release channel.
- Backup Completes Fast but the Release channel Hangs or take couple of hours to come back to Rman prompt
- Even Rule based Optimizer Hint doesn't help.
- Dictionary stats have been Gather.
- Backup are taken to Tape.
10046 trace shows
SQL ID 9wbn0ygcxt7yt and SQL ID 2zwp6937vw0yt
Both of Which have reference to X$KRBPPBCTX fixed table takes time and is executed many times
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