root@juju-73f5e7-5:/dev/mapper# apt-get install multipath-tools --yes
Reading package lists... Done
Building dependency tree
Reading state information... Done
Suggested packages:
 multipath-tools-boot
The following NEW packages will be installed:
 multipath-tools
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/189 kB of archives.
After this operation, 720 kB of additional disk space will be used.
Selecting previously unselected package multipath-tools.
(Reading database ... 46478 files and directories currently installed.)
Preparing to unpack .../multipath-tools_0.5.0+git1.656f8865-5ubuntu2.2_amd64.deb ...
/dev/mapper/control: mknod failed: Operation not permitted
Failure to communicate with kernel device-mapper driver.
Check that device-mapper is available in the kernel.
Incompatible libdevmapper (unknown version) and kernel driver (unknown version).
Command failed
modprobe: ERROR: ../libkmod/libkmod.c:586 kmod_search_moddep() could not open moddep file '/lib/modules/4.4.0-36-generic/modules.dep.bin'
modprobe: FATAL: Module dm-multipath not found in directory /lib/modules/4.4.0-36-generic
Unpacking multipath-tools (0.5.0+git1.656f8865-5ubuntu2.2) ...
Processing triggers for libc-bin (2.23-0ubuntu3) ...
Processing triggers for systemd (229-4ubuntu8) ...
Processing triggers for ureadahead (0.100.0-19) ...
Processing triggers for man-db (2.7.5-1) ...
Setting up multipath-tools (0.5.0+git1.656f8865-5ubuntu2.2) ...
update-rc.d: warning: start and stop actions are no longer supported; falling back to defaults
multipathd.socket is a disabled or a static unit, not starting it.
Processing triggers for libc-bin (2.23-0ubuntu3) ...
root@juju-73f5e7-5:/dev/mapper#