Establish Retention Set Size for Backups (NUM_DB_BACKUPS)

SrednjaNivo 1Ručni pregleddb2

Opis

The NUM_DB_BACKUPS parameter specifies the number of backups to retain for a database before marking the oldest backup as deleted. It is recommended that this parameter be set to at least 12.

Kako se proverava

Metod provere: Ručni pregled

Ova preporuka se ne može proveriti automatski. Skeniranje je navodi sa ovim uputstvima kada prosledite --include-manual.

1. Connect to the Db2 database. db2 => connect to <dbname> 2. Run the following command: db2 => get database configuration 3. Locate the NUM_DB_BACKUPS value in the output: Number of database backups to retain (NUM_DB_BACKUPS) = 12

Kako se ispravlja

Metod ispravke: Smernica ili zakrpa infrastrukture

1. Connect to the Db2 database db2 => connect to <dbname> 2. Run the following command: db2 => update database configuration using num_db_backups 12

Svojstva

Operativni sistemi: Bilo koji
Oznake: db2databasemanual
Referenca: CIS IBM Db2 12.1 Benchmark v1.0.0 - 4.1.9 Establish Retention Set Size for Backups (NUM_DB_BACKUPS)