How RMAN Duplex Backup Copies
After knowing how to change the backup location in different scenarios, let's see a more advance topic about making backup copies in RMAN. By default,… Read More »How RMAN Duplex Backup Copies
CONFIGURE DEVICE TYPE DISK PARALLELISM
How to set RMAN Backup Location
By default, all backup pieces of RMAN go to Fast Recovery Area (FRA), but we can change it. In RMAN, we can set different backup… Read More »How to set RMAN Backup Location
How RMAN Parallelism Works
RMAN Parallelism To backup the database with multithreads can considerably speed up the backup process as long as IO throughput is good enough to handle… Read More »How RMAN Parallelism Works
How RMAN Compressed Backupset
You can enable the compression feature of RMAN by the following 2 ways: One time setting RMAN> show all; RMAN configuration parameters for database with… Read More »How RMAN Compressed Backupset
How to Resolve ORA-27211: Failed to load Media Management Library
ORA-27211 There're two topics about error ORA-27211 in this post. NetBackup Tape Channel General SBT_TAPE Problems NetBackup Tape Channel In an unfamiliar server, I usually… Read More »How to Resolve ORA-27211: Failed to load Media Management Library
How to Switch the Default Channel From One to Another
Let's say, our RMAN is currently running on the channel 'SBT_TAPE' by default. We're planing to switch the default channel to DISK before tapes for… Read More »How to Switch the Default Channel From One to Another
How to Backup RMAN Configuration Daily
Backup RMAN Configuration RMAN can backup almost everything at any state of execution time, includes data, archive logs, even control file and spfile, but I… Read More »How to Backup RMAN Configuration Daily
How to Reset RMAN Configuration
Reset RMAN Configuration At times, you might want to reset RMAN configuration back to default. You can use CLEAR keyword to remove it. Let's see… Read More »How to Reset RMAN Configuration
How to Clean Fast Recovery Area by RMAN (3/8) - Delete Obsolete by Configuring More Restrictive Policies
How to Clean Fast Recovery Area by RMAN (2/8) - Delete Expired Backup or CopyAn untightened retention or deletion policy limits little to none on… Read More »How to Clean Fast Recovery Area by RMAN (3/8) - Delete Obsolete by Configuring More Restrictive Policies
RMAN Configuration Under Nomount
Did you have ever noticed that? RMAN can show the configuration when the controlfile is not mounted. See the demonstration below: [oracle@primary01 ~]$ rman target… Read More »RMAN Configuration Under Nomount