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.TH DMEVENTD 8 "DM TOOLS #VERSION#" "Red Hat Inc" \" -*- nroff -*-
.SH NAME
dmeventd \- Device-mapper event daemon
.SH SYNOPSIS
.B dmeventd
.RB [ \-d " [" -d " [" -d ]]]
.RB [ \-f ]
.RB [ \-h ]
.RB [ \-R ]
.RB [ \-V ]
.RB [ \-? ]
.SH DESCRIPTION
dmeventd is the event monitoring daemon for device-mapper devices.
Library plugins can register and carry out actions triggered when
particular events occur.
.SH
LVM PLUGINS
.TP
.I Mirror
Attempts to handle device failure automatically. See \fBlvm.conf\fP(5).
.TP
.I Raid
Attempts to handle device failure automatically. See \fBlvm.conf\fP(5).
.TP
.I Snapshot
Monitors how full a snapshot is becoming and emits a warning to
syslog when it exceeds 80% full.
The warning is repeated when 85%, 90% and 95% of the snapshot is filled.
See \fBlvm.conf\fP(5).
.TP
.I Thin
Monitors how full a thin pool is becoming and emits a warning to
syslog when it exceeds 80% full.
The warning is repeated when 85%, 90% and 95% of the thin pool is filled.
See \fBlvm.conf\fP(5).
.SH OPTIONS
.TP
.B \-d
Repeat from 1 to 3 times (-d, -dd, -ddd) to increase the detail of
debug messages sent to syslog.
Each extra d adds more debugging information.
.TP
.B \-f
Don't fork, run in the foreground.
.TP
.BR \-h ", " \-?
Show help information.
.TP
.B \-R
Replace a running dmeventd instance. The running dmeventd must be version
2.02.77 or newer. The new dmeventd instance will obtain a list of devices and
events to monitor from the currently running daemon.
.TP
.B \-V
Show version of dmeventd.
.SH SEE ALSO
.BR lvm (8),
.BR lvm.conf (5)
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