Linux storage tiering

From Roy's somewhat wise thoughts
Revision as of 15:13, 29 April 2022 by Roy (talk | contribs) (→‎btrfs)
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Tiering

Tiering eller lagdelt lagring er et begrep som brukes om datalagring der man i stedet for å velge å lagre på teip, treige eller raske disker, SSD-er, NVME-er eller en rein RAM-disk, har en kombinasjon av flere av disse.

autotier

btrfs

bcachefs

  • bcache, a caching engine for the Linux block level, came into mainline Linux Kernel in 2013 and has been regarded as stable for quite some time now (2022-04-29).
  • bcachefs is a filesystem built on the same codebase as bcache, but
  • Documentation

ZFS

ZFS støtter ikke tiering direkte, men har fra rundt 2020(?) caching som overlever en omstart.