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documentation: mention preserve all snapshots on errors

pull/397/head
Axel Burri 2021-03-28 17:15:32 +02:00
parent e8622fc6be
commit d2522c5836
1 changed files with 3 additions and 2 deletions
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doc/btrbk.1.asciidoc
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@ -210,8 +210,9 @@ configuring the retention policy.
snapshots that are not preserved by their configured retention
policy will be deleted. Note that the latest snapshot (the one
created in step 1) as well as the latest snapshot/backup pair are
always preserved, regardless of the retention policy.
always preserved, regardless of the retention policy. If any
target is unreachable or has errors, all snapshots are preserved
in order not to break the incremental chain.
*dryrun* [filter...]::
Don't run any btrfs commands that would alter the filesystem, just