Man pages matching name vfs_glusterfs_fuse in section 8:

vfs_glusterfs_fuse.8.en	debian 10 / samba-vfs-modules
vfs_glusterfs_fuse.8.en	debian 11 / samba-vfs-modules
vfs_glusterfs_fuse.8.en	debian 12 / samba-vfs-modules