borg-upgrade(1) borg backup tool borg-upgrade(1) (NAME) borg-upgrade - (SYNOPSIS) borg [ ] upgrade [] [REPOSITORY] (DESCRIPTION) Borg. borg upgrade borg upgrade . : o o ( 1.0.x 1.0.y) o 1.0.x 1.1.x Borg 1.x.y TAM : borg upgrade --archives-tam REPO TAM TAM . - TAM TAM . borg 1.0.9 TAM . borg TAM . ( ). Borg 1.2.5 TAM . . TAM : borg upgrade --tam REPO Borg 1.0.9 . 1.0.9 1.0.9 . . 1.0.9 borg upgrade --tam --force REPO . ( ). borg upgrade --disable-tam REPO . : Attic Borg 0.xx Borg 1.x Attic Borg Borg 0.xx 1.0 . (LOCAL) ( #465). borg create ( 1.0.0) (chunks) borg attic (deduplicate) . --chunker-params borg create borg recreate . borg upgrade (magic strings) Borg . $ATTIC_KEYS_DIR ~/.attic/keys/ $BORG_KEYS_DIR ~/.config/borg/keys . $ATTIC_CACHE_DIR ~/.cache/attic $BORG_CACHE_DIR ~/.cache/borg Borg Attic . . borg delete : borg delete borg --inplace (hardlinks) REPOSITORY.before-upgrade-DATETIME . . ( cp -al). . : (in-place) . ! Attic BORG . . (OPTIONS) Borg borg-common(1) . (ARGUMENTS) REPOSITORY (OPTIONS) -n, --dry-run --inplace . --force --tam ( ) (Borg 1.0.9 ). --check-tam ( ). --disable-tam ( ). --check-archives-tam TAM . --archives-tam TAM . (EXAMPLES) # borg . $ borg upgrade -v /path/to/repo making a hardlink copy in /path/to/repo.before-upgrade-2016-02-15-20:51:55 opening attic repository with borg and converting no key file found for repository converting repo index /path/to/repo/index.0 converting 1 segments... converting borg 0.xx to borg current no key file found for repository Attic passphrase Attic "passphrase" Borg 1.0 "repokey" ( ). "passphrase" Attic "repokey" Borg : o borg upgrade repo o borg key migrate-to-repokey repo (SEE ALSO) borg-common(1) (AUTHOR) The Borg Collective 2026-07-18 borg-upgrade(1)