DMCTL(8) System Manager's Manual DMCTL(8)

NAME

dmctlmanipulate device-mapper driver command

SYNOPSIS

dmctl

DESCRIPTION

dmctl works with the device-mapper kernel driver. It can send and receive information and commands from the dm driver.
version Print driver and lib version.
targets List available kernel targets.
create Create device with [dm device name].
ls List existing dm devices.
info Get info about device with [dm device name].
rename Rename device with [dm device name] to [dm device new name].
remove Remove device with [dm device name].
resume Resume IO on dm device [dm device name].
suspend Suspend IO on dm device [dm device name].
deps Print physical dependiences for dm device [dm device name].
reload Switch active and passive tables for [dm device name].
status Print status for device with [dm device name].
table Print active table for device with [dm device name].

SEE ALSO

dm(3), dm(4)

HISTORY

The dmctl utility appeared in NetBSD 6.0.

AUTHORS

dmctl was written and contributed to NetBSD by Adam Hamsik.
September 11, 2016 NetBSD 8.1