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Dan MacDonald
2023-10-15 12:37:45 +01:00
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Home.md

@ -305,7 +305,7 @@ To prevent confusion, and to be more flexible, I would advise you to always use
* Use these only one time if needed: `--force` `--destroy-incompatible` `--rollback`. Don't add them to your script. Try to solve the underlying cause if you keep needing them. * Use these only one time if needed: `--force` `--destroy-incompatible` `--rollback`. Don't add them to your script. Try to solve the underlying cause if you keep needing them.
* Set the ```readonly``` property of the target filesystem to ```on```. This prevents changes on the target side. (Due to the nature of ZFS itself, if any changes are made to a dataset on the target machine, then the next backup to that target machine will probably fail. Such a failure can probably be resolved by perfroming a target-side zfs rollback of the affected dataset.) Note that ```readonly``` prevents changes to the CONTENTS of the dataset directly. It's still possible to receive new datasets and manipulate properties etc. * Set the ```readonly``` property of the target filesystem to ```on```. This prevents changes on the target side. (Due to the nature of ZFS itself, if any changes are made to a dataset on the target machine, then the next backup to that target machine will probably fail. Such a failure can probably be resolved by perfroming a target-side zfs rollback of the affected dataset.) Note that ```readonly``` prevents changes to the CONTENTS of the dataset directly. It's still possible to receive new datasets and manipulate properties etc.
* Use ```--clear-refreservation``` to save space on your backup machine. * Use ```--clear-refreservation``` to save space on your backup machine.
* zfs-autobackup uses holds by default, so you might get "dataset busy" if you try to destroy a snapshot. (check zfs holds --help or see [https://github.com/psy0rz/zfs_autobackup/wiki/Problems#dataset-is-busy](here.) * zfs-autobackup uses holds by default, so you might get "dataset busy" if you try to destroy a snapshot. (check zfs holds --help or see [https://github.com/psy0rz/zfs_autobackup/wiki/Problems#dataset-is-busy](here.))
## Restore example ## Restore example