On Tue, Jun 18, 2013 at 11:32:52AM +0200, Étienne BERSAC wrote: > Is it possible to have dm-cache "bufferize" blocks for network > failures ? dm-cache is a slow moving cache, foor instance, it does not attempt to pass all writes through the SSD. Since you cannot rule out IO going to the origin device it's not suitable for adding resilience to an intermittent network connection. Perhaps you should look at dm-raid? - Joe -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel