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Clarify update replay state after full base restoration

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2026-10-13 22:09:32 +03:00
parent 798a5779ef
commit b03ac9c2a6
1 changed files with 6 additions and 0 deletions
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docs/system-recovery.md
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@@ -12,6 +12,12 @@ subvolumes beneath `@root` are refused. Boot and fstab must select the filesyste
UUID plus `subvol=@root`, never a numeric root subvolume ID. `@home` and VM disks
stored there survive restoration; files stored elsewhere in `@root` roll back.
This includes `/var/lib/hydra-update`: a full root restoration also restores the
checkpoint's runtime update receipts and replay floor. The signed updater's
monotonic sequence guarantee applies to runtime apply/recovery/rollback, not to
replacing the entire root with an older checkpoint. Check the available signed
release again after base recovery.
Record the Btrfs filesystem UUID and ESP PARTUUID at installation. From the live
ISO, inspect the plan before executing it: