It backs its metadata up to S3. You do need metadata to map inodes / slices / chunks to s3 objects, though.
Tigris has a one-to-one FUSE that does what you want: https://github.com/tigrisdata/tigrisfs
FUSE generally has low overall performance because of an additional data transfer process between the kernel space and user space, which is less than ideal for AI training.
FUSE generally has low overall performance because of an additional data transfer process between the kernel space and user space, which is less than ideal for AI training.