Btrfs/ToDo Articles

From Forza's ramblings
A red and a white paper crane.
Cranes made by Origami (Orizuru). The height is 35mm.

Some random topics that should be considered.

  • Get started guide
  • list subvolumes (find -xdev -type d -inum 256)
  • SSD and broken barriers
  • Maintenance tasks
  • Backup tools
  • Btrfs tuning
  • Databases and Btrfs - no double-writes + o_dsync
  • When to use nocow
  • raid vs backup
  • compression options - add defrag -c
  • dedupe options
  • defragment and autodefrag
  • FAQ
  • Stuck balance
  • Failure modes and Recovery options
  • example setups for different scenarios
  • Samba + snapshots
  • Bad firmware
  • Where to get help
  • Disk partitioning
  • Priority nodatacow, compression and other fsttrs (chattr/lsattr)
  • ENOSPC - NO diskspace issues
  • Munin
  • btrfs-python
  • space calculator https://carfax.org.uk/btrfs-usage/
  • raid56 https://lore.kernel.org/linux-btrfs/[email protected]/
  • checksum algorithms
  • munin btrfs_usage