Tag
data-integrity
- Aug 6, 2025 Protection Information: Eight Bytes That Catch Misdirected Writes How T10 protection information appends a CRC, a reference tag, and an application tag to every logical block, and what it costs to check them at the drive and at the host. hardware engineering
- Nov 7, 2024 Metadata-Only Journaling and the Three ext3 Data Modes What the data=journal, data=ordered, and data=writeback modes each guarantee about file contents after a crash, and why the ordered mode costs a dependency the other two avoid. filesystems
- Feb 7, 2022 Post-Cutover Reconciliation and Drift Detection How to prove that a destination holds the same state as its source after the switch, why checksums over large tables lie, and how to detect divergence that appears later. cloud infrastructure