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A docker graph-driver that deals with layers as first class citizens - what a great idea! Hopefully this will make my docker builds quicker :-)

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.

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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.

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