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| sw:urbackup:vera_crypt [2023/06/19 16:08] – created niziak | sw:urbackup:vera_crypt [2023/06/19 16:25] (current) – niziak | ||
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| ===== VC container file incremental backup ===== | ===== VC container file incremental backup ===== | ||
| + | |||
| + | In result this is not incremental backup. Every backup is a full backup, but only changes are transferred. | ||
| ==== Setup ==== | ==== Setup ==== | ||
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| Urbackup server: | Urbackup server: | ||
| * Backup storagae on BTRS file system | * Backup storagae on BTRS file system | ||
| + | * Image backup storage set to '' | ||
| ==== Results ==== | ==== Results ==== | ||
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| * every next backup is a reflink-copy of previous one (it points to the same data), and only changed blocks are modified | * every next backup is a reflink-copy of previous one (it points to the same data), and only changed blocks are modified | ||
| * so with our example setup next backup create new directory with 32GB .raw file, but it only takes few MB more data on BTRS. | * so with our example setup next backup create new directory with 32GB .raw file, but it only takes few MB more data on BTRS. | ||
| - | * every backup looks like full backup - 32GB .raw file with full disc image is present. | + | * There is **no real incremential backups chain**. There is no risk of loosing one element from chain. Every backup looks like full backup - 32GB .raw file with full disc image is present. **No need to refresh '' |
| - | | + | |