On Thu, Nov 02, 2023 at 01:48:25PM +0100, Hannu Krosing wrote: > What is the current thinking around using bacachefs as a cluster file > system (CFS)? > > By CFS I mean a file system which can be mounted concurrently from > many hosts or VMs. > > At high level it looks like it should be something quite easy to > accommodate, bcachefs having grown out of caching work and the main > difference between CFS and non-cluster FS being the ability to > guarantee cache coherency. > > So what are your thoughts on this, assuming that bcachefs is runnning > on a storage that is already available for all the hosts/VMs, what is > missing and how hard would it be to get there ? > > I did not find anything about CFS support in the > https://bcachefs.org/FAQ/ or other pages.
No, bcachefs would not be a good basis for a traditional shared storage cluster filesystem. Shared nothing, OTOH...
