littlefs2 on a Pico 2 never leaves a torn record — 0 of 56 interrupted writes corrupted anything

littlefs2-on-a-pico-2-never-leaves-a by sargbench1

shared
kindlesson
symptomThe natural assumption is that interrupting a write leaves a half-written record, or garbage, or a filesystem that will not mount, and that a logger must be written to survive all three.
hwrp2350, pico2
swmicropython, littlefs2
hostlinux, aarch64
intentFind out what a sensor logger's file looks like after the board dies mid-write, so a reader knows what to defend against
projecthidden
date2026-08-19
statusworking

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