You may consider to use
http://doc.bareos.org/master/html/bareos-manual-main-reference.html#AlwaysIncrementalBackupScheme
instead.
Delete the only full backup before a new full backup is done is kind of
dangerous.
On 15.02.2018 at 13:51 wrote 'Ludwig BaLu' via bareos-users:
> Am Donnerstag, 15. Februar 2018 11:54:51 UTC+1 schrieb Ludwig BaLu:
>> Hi bareos community,
>>
>> I think, I have got problems to understand the right way for doing my
>> backup.
>>
>> Following scenario should be covered:
>> short:
>> 1 month of fullbackup, the rest should be backup up incremental. After
>> this month, the previous fullbackup should be overwritten with the next
>> full backup.
>>
>> long:
>> I have got a sum of gigabyte of files. This sum should be backed up as
>> one full per month on the 1st. On the next month on the 1st, the
>> volumes should be purged and overwritten by the next job scheduled. I
>> have got following configuration:
>>
>>
>> Pool {
>> Name = Full
>> Pool Type = Backup
>> Recycle = yes
>> AutoPrune = yes
>> Volume Retention = 60 seconds
>> Maximum Volume Bytes = 1G
>> Maximum Volumes = 1
>> Label Format = "Full-"
>> }
>> Client {
>> Name = bareos-client-fd
>> Description = "Client resource of the Director itself."
>> Address = bareos-client-fd
>> Password = "XXXX"
>> Job Retention = 60 seconds
>> }
>> Job {
>> Name = "backup-bareos-client-fd"
>> JobDefs = "DefaultJob"
>> FileSet = "minimal"
>> Client = "bareos-client-fd"
>> Level = Full
>> }
>> FileSet {
>> Name = "minimal"
>> Description = "fileset just to backup some files for selftest"
>> Include {
>> Options {
>> Signature = MD5 # calculate md5 checksum per file
>> }
>> File = "/root/file"
>> }
>> }
>>
>> The file "/root/file" has got a size of 600MB. This file can be
>> backuped one time. If I do another backup after 60 seconds, bareos
>> says, the volume is full.
>>
>> Now how can I manage, that bareos updates the volumes, that jobs does
>> not continue after a full backup and prune before starting a new
>> backup?
>>
>> Thank you for your time and support,
>> Ludwig
>
> Okay I have found, whats the adventure on my side: Volume Use Duration
>
> If I set this, my volumes are used for the next backup. For me, this is
> solved - thanks for you support! :)
>
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