Re: [Duplicity-talk] Duplicity using 1.5 TB storage and loosing incremental backups?

[Remy van Elst]

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Any suggestions or other help?

On 05/25/2015 11:04 AM, Remy van Elst wrote:
> Duplicity seems to loose it's status when trying to do a
> incremental backup set over 14 days. The backup has been running
> for a while now but it is using about 1.5 TB of backend storage
> since 2 weeks. It is going to an Openstack swift object store as
> backend.
> 
> This is the command line:
> 
> duplicity --asynchronous-upload --verbosity 9 --log-file 
> /var/log/duplicity.log --volsize 25 --tempdir="/tmp" 
> --file-prefix="vps1.sparklingclouds.nl." 
> --name="vps1.sparklingclouds.nl." --exclude-device-files 
> --exclude-globbing-filelist=/etc/duplicity-backup/exclude.conf 
> --full-if-older-than="14D" --no-encryption  /
> swift://duplicity-backup
> 
> This is what caught my eye in the verbose log file:
> 
> File 
> vps1.sparklingclouds.nl.duplicity-full.20150430T034939Z.vol166.difftar
.g
>
> 
z
> is part of known set File 
> vps1.sparklingclouds.nl.duplicity-full.20150430T034939Z.vol1660.diffta
r.
>
> 
gz
> is part of known set Found backup chain [Tue Mar 24 14:42:44
> 2015]-[Tue Mar 24 14:42:44 2015] Last full backup is too old,
> forcing full backup
> 
> 
> The last full backup is from yesterday, and it should only do a
> full backup every 14 days.
> 
> When I do a collection status it seems all the incremental backups
> are gone:
> 
> Do note that I've got a wrapper script around duplicity which
> outputs the status, storage used and config settings:
> 
> 
> # Hostname: vps1.sparklingclouds.nl # IP: 192.0.2.10 # Storage
> used: 1.5T # Full backups to keep: 4 # Create full backup if last
> full backup is older than: 14D 
> ----------------------------------------- # Duplicity collection
> status: # Local and Remote metadata are synchronized, no sync
> needed. # Last full backup date: Mon May 25 10:48:16 2015 #
> Collection Status # ----------------- # Connecting with backend:
> BackendWrapper # Archive dir:
> /root/.cache/duplicity/vps1.sparklingclouds.nl. # Found 4 secondary
> backup chains. # Secondary chain 1 of 4: #
> ------------------------- # Chain start time: Tue Mar 24 14:42:44
> 2015 # Chain end time: Tue Mar 24 14:42:44 2015 # Number of
> contained backup sets: 1 # Total number of contained volumes: 3009 
> #  Type of backup set:                            Time:      Num 
> volumes: #                 Full         Tue Mar 24 14:42:44 2015 
> 3009 # ------------------------- # Secondary chain 2 of 4: #
> ------------------------- # Chain start time: Wed Apr  8 05:49:18
> 2015 # Chain end time: Wed Apr  8 05:49:18 2015 # Number of
> contained backup sets: 1 # Total number of contained volumes: 3104 
> #  Type of backup set:                            Time:      Num 
> volumes: #                 Full         Wed Apr  8 05:49:18 2015 
> 3104 # ------------------------- # Secondary chain 3 of 4: #
> ------------------------- # Chain start time: Thu Apr 16 05:49:37
> 2015 # Chain end time: Thu Apr 16 05:49:37 2015 # Number of
> contained backup sets: 1 # Total number of contained volumes: 3128 
> #  Type of backup set:                            Time:      Num 
> volumes: #                 Full         Thu Apr 16 05:49:37 2015 
> 3128 # ------------------------- # Secondary chain 4 of 4: #
> ------------------------- # Chain start time: Thu Apr 30 05:49:39
> 2015 # Chain end time: Thu Apr 30 05:49:39 2015 # Number of
> contained backup sets: 1 # Total number of contained volumes: 736 #
> Type of backup set:                            Time:      Num 
> volumes: #                 Full         Thu Apr 30 05:49:39 2015 
> 736 # ------------------------- # Found primary backup chain with
> matching signature chain: # ------------------------- # Chain start
> time: Mon May 25 10:48:16 2015 # Chain end time: Mon May 25
> 10:48:16 2015 # Number of contained backup sets: 1 # Total number
> of contained volumes: 0 #  Type of backup set:
> Time:      Num volumes: # ------------------------- # No orphaned
> or incomplete backup sets found.
> 
> 
> Why does this happen and how can I get this back to normal?
> 
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