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Backup with dar (view source)

Revision as of 10:42, 5 April 2016

434 bytes removed ,  10:42, 5 April 2016
→‎Howto set the backup file slice size
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The slice size can be changed for example to suit 4.7Gb DVD's, by making 3 parts fit on to a DVD, so the required slice size is 1529Mb (allowing for overheads & real data size).
 
The slice size can be changed for example to suit 4.7Gb DVD's, by making 3 parts fit on to a DVD, so the required slice size is 1529Mb (allowing for overheads & real data size).
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Create the custom template fragment
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Set the Slice size in the config DB
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mkdir -p /etc/e-smith/templates-custom/etc/dar/DailyBackup.dcf
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  config setprop backupwk Slice 1529M
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cp /etc/e-smith/templates/etc/dar/DailyBackup.dcf/90slice /etc/e-smith/templates-custom/etc/dar/DailyBackup.dcf
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(the above cp command is all on one line)
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Modify the file size & save
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  nano -w /etc/e-smith/templates-custom/etc/dar/DailyBackup.dcf/90slice
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Edit it to read like this
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{
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($backupwk{Slice} || '1529M') eq '1529M' ?  "--slice 1529M\n" : "--slice $backup"
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}
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Then save & exit
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Ctrl o
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Ctrl x
      
Then expand the template with
 
Then expand the template with
 
  expand-template /etc/dar/DailyBackup.dcf
 
  expand-template /etc/dar/DailyBackup.dcf
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The next time the backup runs, the resultant backup file will be split into 1.529Gb part sizes.
 
The next time the backup runs, the resultant backup file will be split into 1.529Gb part sizes.
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