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@@ -155,7 +155,7 @@ string is equivalent to setting the `--tlsverify` flag. The following are equiva
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### Daemon storage-driver option
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-The Docker daemon has support for three different image layer storage drivers: `aufs`,
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+The Docker daemon has support for four different image layer storage drivers: `aufs`,
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`devicemapper`, `btrfs` and `overlayfs`.
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The `aufs` driver is the oldest, but is based on a Linux kernel patch-set that
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