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23.02.2015 · CONTROL_FILE_RECORD_KEEP_TIME = retention period + level 0 backup interval + 1. For e.g. e.q. level 0 backup once a week with retention policy of a recovery windows of 14 days then in this case the CONTROL_FILE_RECORD_KEEP_TIME should be 14+7+1=22. This information is also documented in MOS note: Relation between RMAN retention period and ...

In the recovery window, Oracle checks the current backup and looks for its relevance backwards in time. This is a default set to seven days which means that the ...

old RMAN configuration parameters: configure retention policy to redundancy 1; new RMAN configuration parameters: configure retention policy to recovery window of 7 days; new RMAN configuration parameters are successfully stored. So now you have the retention policy set to seven days of the recovery window.

Redundancy-Based Retention: The redundancy parameter specifies how many full or level 0 backups of each data file and control file should RMAN ...

RMAN> configure retention policy to recovery window of 15 days;. When we issue this command RMAN will mark obsolete those backups which are older than 15 days.

30.03.2009 · Relation between RMAN retention period and control_file_record_keep_time. RMAN backup keeps the backup metadata information in the reusable section of the controlfile. Its depends on the parameter CONTROL_FILE_RECORD_KEEP_TIME. CONTROL_FILE_RECORD_KEEP_TIME specifies the minimum number of days before a …

Sep 29, 2015 · A retention policy describes which backups will be kept and for how long.You can use the CONFIGURE RETENTION POLICY command to create a persistent and automatic backup retention policy.As you produce backups over time, older backups become obsolete as they are no longer needed to satisfy the retention policy. RMAN can identify the obsolete files for you, but it does not automatically delete them.

Jan 29, 2010 · Well, sure, it is stored in the database - the rman repository in the control file, to be exact. What I meant was that it is configured using rman, and there can only be one value per database. So the question remains to the OP, where is he seeing 3 possible retention periods.

The RMAN retention policy determines how long backups are kept for and how many copies are retained. The retention policy can be defined in terms of:.

Configuring Retention Policy in RMAN. When you are taking backups regularly to a specified disk then after some period of time the backup disk will get full and you will need to delete old backups to make space for new backups. Usually you delete the old backups manually by following a particular rule like, deleting all the backups taken before 1 month or keep 2 backup copies of datafiles and delete older copies.

The RMAN status OBSOLETE is always determined in reference to a retention policy. For example, if a database backup is OBSOLETE in the RMAN ...

29.01.2010 · Well, sure, it is stored in the database - the rman repository in the control file, to be exact. What I meant was that it is configured using rman, and there can only be one value per database. So the question remains to the OP, where is he seeing 3 possible retention periods.

RMAN recovery window Retention Policy Tips. One interesting part of this type of retention policy. setting is that it is not mandatory for RMAN to keep the backup only for the mentioned number of days.. If you have taken the last level 0 backup and the time period of that exceeds the recovery window timing, Oracle would have to ensure that it is not marked as obsolete because just …

RMAN retention policies allow you to specify how long you want to retain backups. RMAN has two mutually exclusive methods of specifying a ...

06.08.2016 · RMAN Backup Retention Policy. The backup retention policy specifies which backups must be retained to meet your data recovery requirements. This policy can be based on a recovery window or redundancy.Use the CONFIGURE RETENTION POLICY command to specify the retention policy. Rman Backup Retention Policy

RMAN: RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS Database Backup and Recovery (MOSC)

Configuring Retention Policy in RMAN When you are taking backups regularly to a specified disk then after some period of time the backup disk will get full and you will need to delete old backups to make space for new backups.

Changing Retention Policy Status of RMAN Backups. Use CHANGE...KEEP or CHANGE...NOKEEP to specify whether a backup should be subject to the configured retention policy or kept until a different date or even indefinitely.. The KEEP option exempts a backup from the current retention policy either indefinitely or until the specified UNTIL time. RMAN does not mark the files as …

MAN> show all; RMAN configuration parameters for database with db_unique_name ORCL180A are: CONFIGURE RETENTION POLICY TO REDUNDANCY 1; [.

A recovery window is a type of RMAN backup retention policy, in which the ADMINISTRATOR specifies a period of time and RMAN ensures the retention of backups and ...

When a backup retention policy is in effect, RMAN considers backups of datafiles and control files as obsolete, that is, no longer needed for recovery, ...

29.09.2015 · What is a backup retention policyA retention policy describes which backups will be kept and for how long.You can use the CONFIGURE RETENTION POLICY command to create a persistent and automatic backup retention policy.As you produce backups over time, older backups become obsolete as they are no longer needed to satisfy the retention policy.

Aug 06, 2016 · Run the CONFIGURE RETENTION POLICY command at the RMAN prompt. This example ensures that you can recover the database to any point within the last week: CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS; RMAN does not automatically delete backups rendered obsolete by the recovery window.