Re:LCFS Graph Driver: Up to Twice as Fast as AUFS, Device Ma...
by jjobi on Tuesday January 31, 2017 @01:20PM
(#13533474)
Yes, it is a native file system optimized for large number of containers (clones), sharing read only image layers. LCFS also understands the ephemeral nature of data stored in /var/lib/docker and avoids some of the complexities seen in general purpose file systems.
This quote from the Readme stands out:
> The LCFS filesystem operates directly on top of block devices, as opposed to over two filesystems that are then merged.