A journal(-like) mechanism was added to soft-upates by McKusick in the 2010 timeframe: * https://www.youtube.com/watch?v=_NuhRkiInvA https://www.youtube.com/wa

A journal(-like) mechanism was added to soft-upates by McKusick in the 2010 timeframe: * https://www.youtube.com/watch?v=_NuhRkiInvA https://www.youtube.com/watch?v=_NuhRkiInvA (BSDCan) * https://www.mckusick.com/softdep/suj.pdf https://www.mckusick.com/softdep/suj.pdf Which also allows snapshots: * https://freebsdfoundation.org/project/snapshots-on-filesystems-using-journaled-soft-updates/ https://freebsdfoundation.org/project/snapshots-on-filesyste... See also "Journaling versus Soft Updates: Asynchronous Meta-data Protection in File Systems": * https://www.seltzer.com/assets/publications/Journaling-versus-Soft-Updates-Asynchronous-Metadata-Protection-in-File-Systems.html https://www.seltzer.com/assets/publications/Journaling-versu...