dmsetup status
/proc/misc: No entry for device-mapper found
Is device-mapper missing from kernel?
Failure to communicate with kernel device-mapper driver.
Command failed
/proc/misc: No entry for device-mapper found
Is device-mapper missing from kernel?
Failure to communicate with kernel device-mapper driver.
Command failed
This means your kernel does not have device-mapper support compiled in so just insert the module dynamically using:
modprobe dm-mod