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-rw-r--r--share/man/container-tools.7.txt4
1 files changed, 3 insertions, 1 deletions
diff --git a/share/man/container-tools.7.txt b/share/man/container-tools.7.txt
index 604683f..2e71b05 100644
--- a/share/man/container-tools.7.txt
+++ b/share/man/container-tools.7.txt
@@ -75,7 +75,9 @@ Please base them against the 'next' Git branch using common sense:
KNOWN LIMITATIONS
-----------------
-container-tools currently do not work with systemd-networkd and depend on ifupdown.
+ * This version of container-tools currently do not work with systemd-networkd and depend on ifupdown.
+ * Using overlay, the upper directory can not be an NFS mount due to limitations in Linux' overlay filesystem,
+ see https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/filesystems/overlayfs.txt
USAGE