dmevent_tool
A utility used to load a DSO into dmeventd and (un)reg‐ ister devices with it for monitoring
SYNOPSIS
dmevent_tool -[Vhmru] {RAID device name} {DSO Name}
DESCRIPTION
dmevent_tool is a userspace utility used to register/unregister DSOs with the daemon dmeventd. If used with the -m command line parameter users can display all of the actively dmeventd monitored devices.
OPTIONS
-V Show version of dmevent_tool
-{h/?} Show this help information
-m[r|u] List all currently active device mapper devices
and their current status with dmeventd
for registered (-r)/unregistered (-m) devices
Syntax: dmevent_tool -m[u|r]
-a[r|u] Same as -m, but for devices with UUID only!
Syntax: dmevent_tool -a[u|r]
-r Register a device with dmeventd
Syntax: dmevent_tool -r
EXAMPLES
dmevent_tool -m is used to display all of the actively monitored de‐ vices dmevent_tool -m Device Name: isw_defeaigdde_Volume0_dmraid00 Registered DSO: libdmraid-events.so UUID: isw_defeaigdde_Volume0_dm‐ raid00 status: Active major device #: 253 minor device #: 0 read only device: No number of recorded kernel events: 0 SATA drives in this volume group: /dev/sdb /dev/sdc dmevent_tool -r is used to register a volume group device with dmeventd dmevent_tool -r isw_defeaigdde_Volume0_dmraid00 libdmraid-events.so dmevent_tool -u is used to unregister a volume group from dmeventd dmevent_tool -u isw_defeaigdde_Volume0_dmraid00
DIAGNOSTICS
dmevent_tool returns an exit code of 0 for success or 1 for error.
AUTHOR
Brian Wood