advfs-syncv · unknown · also syncv (AdvFS)

AdvFS syncv

AdvFS syncv is a filesystem-specific operation that commits updates to several O_ATOMIC files as one failure-atomic bundle.

Related Observatory article: AdvFS syncv on hesela.com

The FAST 2015 design uses a journal transaction to commit clone-deletion metadata. Applications must coordinate concurrent file access. It is distinct from Linux RWF_ATOMIC, syncfs and an ordinary sequence of fsync calls.

Relations

related
RWF_ATOMIC, fsync, syncfs, Crash consistency, Copy-on-write (storage)

Citations

  1. Verma et al., Failure-Atomic Updates of Application Data in a Linux File System, FAST 2015, pp. 203-211, sections 3-4. (accessed 2026-10-20)
  2. Linux atomic writes: untorn does not mean durable (accessed 2026-10-20)
Sources & caveats
  • Historical interface; current availability is not established.

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Hesela team. AdvFS syncv. Hesela. 2026-10-20. https://hesela.dev/terms/advfs-syncv/