On Wed, 2022-09-28 at 13:53 -0400, Zack Weinberg wrote: > On Wed, Sep 28, 2022, at 1:47 PM, Ansgar wrote: > > No, you would need to atomically replace the *entire* system, not > > just > > individual directories. > > ??? Atomic replacement of each affected directory is, as far as I can > see, both necessary and sufficient to prevent the system being > rendered unbootable.
No. It is not sufficient. Upgrading packages can affect multiple directories and half-upgraded packages can easily render systems unbootable. Ansgar
