Btrfs

Stable

facebook use case

• For Facebook, the real win is that Btrfs is stable and fast under the endless input/output operations per second (IOPS) pounding from Facebook's constantly updating users. via

default file system distributions

• In 2015, Btrfs was adopted as the default filesystem for SUSE Linux Enterprise Server 12

Unstable

• To test Btrfs, I subjected my storage to some failure scenarios. I kept losing data https://zitseng.com/archives/5567

database storage

• The bad news is that Btrfs is still much too slow for traditional DBMSs such as MySQL. For those, Facebook uses XFS. To co-ordinate the two file systems, Facebook uses Gluster, the open-source distributed file system. via