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Backup Parameters

Backup-related parameters , if present, allow you to specify the number of backups to store. If absent, these parameters are taken from the global backup configuration file or the backup configuration file for a particular server.

Name

Description

Default Value

BACKUP_CHAIN_LEN

An incremental backup parameter. After this number of incremental backups, a full backup is performed.

7

BACKUP_CHAIN_DAYS

An incremental backup parameter. After this number of days a full backup is performed.

7

BACKUP_KEEP_MAX

The number of backups to store. Only full and plain full backups are accounted. If a regular backup is being performed that exceeds this number, the oldest backup is automatically deleted. This parameter is effective only if the -p option is specified with the vzbackup utility. If there is no -p option, the number of backups to store is not limited whatever the value of this parameter.

3

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