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Document ZFS snapshotting exclusion of "canmount=off" datasets (#1001).

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Dan Helfman
2025-02-20 14:04:23 -08:00
parent 3655e8784a
commit e69cce7e51
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docs/how-to/snapshot-your-filesystems.md
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@@ -65,6 +65,11 @@ If you have multiple borgmatic configuration files with ZFS enabled, and you'd
like particular datasets to be backed up only for particular configuration
files, use the `source_directories` option instead of the user property.
<span class="minilink minilink-addedin">New in version 1.9.11</span> borgmatic
won't snapshot datasets with the `canmount=off` property, which is often set on
datasets that only serve as a container for other datasets. Use `zfs get
canmount datasetname` to see the `canmount` value for a dataset.
During a backup, borgmatic automatically snapshots these discovered datasets
(non-recursively), temporarily mounts the snapshots within its [runtime
directory](https://torsion.org/borgmatic/docs/how-to/backup-your-databases/#runtime-directory),