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Updated documentation for dmeventd.

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Update man page style.
Mention raid and thin plugins.
Update help text printed by command to match man page.
This commit is contained in:
Zdenek Kabelac 2011-12-22 15:50:38 +00:00
parent 301e821d3b
commit 59e1bb62de
3 changed files with 28 additions and 17 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.89 - Version 2.02.89 -
================================== ==================================
Updated documentation for dmeventd.
Drop extra stat call before opening device. Drop extra stat call before opening device.
Reduce number of lstat calls when selecting device alias. Reduce number of lstat calls when selecting device alias.
Add function to inialize common structure device members. Add function to inialize common structure device members.

9
daemons/dmeventd/dmeventd.c
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@ -1872,11 +1872,12 @@ out:
static void usage(char *prog, FILE *file) static void usage(char *prog, FILE *file)
{ {
fprintf(file, "Usage:\n" fprintf(file, "Usage:\n"
"%s [-V] [-h] [-d] [-d] [-d] [-f]\n\n" "%s [-d [-d [-d]]] [-f] [-h] [-R] [-V] [-?]\n\n"
" -V Show version of dmeventd\n"
" -h Show this help information\n"
" -d Log debug messages to syslog (-d, -dd, -ddd)\n" " -d Log debug messages to syslog (-d, -dd, -ddd)\n"
" -f Don't fork, run in the foreground\n\n", prog); " -f Don't fork, run in the foreground\n"
" -h -? Show this help information\n"
" -R Restart dmeventd\n"
" -V Show version of dmeventd\n\n", prog);
} }
int main(int argc, char *argv[]) int main(int argc, char *argv[])

35
man/dmeventd.8.in
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@ -3,12 +3,12 @@
dmeventd \- Device-mapper event daemon dmeventd \- Device-mapper event daemon
.SH SYNOPSIS .SH SYNOPSIS
.B dmeventd .B dmeventd
[\-d] .RB [ \-d " [" -d " [" -d ]]]
[\-f] .RB [ \-f ]
[\-R] .RB [ \-h ]
[\-h] .RB [ \-R ]
[\-V] .RB [ \-V ]
[\-?] .RB [ \-? ]
.SH DESCRIPTION .SH DESCRIPTION
dmeventd is the event monitoring daemon for device-mapper devices. dmeventd is the event monitoring daemon for device-mapper devices.
Library plugins can register and carry out actions triggered when Library plugins can register and carry out actions triggered when
@ -19,30 +19,39 @@ LVM PLUGINS
.I Mirror .I Mirror
Attempts to handle device failure automatically. See \fBlvm.conf\fP(5). Attempts to handle device failure automatically. See \fBlvm.conf\fP(5).
.TP .TP
.I Raid
Attempts to handle device failure automatically. See \fBlvm.conf\fP(5).
.TP
.I Snapshot .I Snapshot
Monitors how full a snapshot is becoming and emits a warning to Monitors how full a snapshot is becoming and emits a warning to
syslog when it exceeds 80% full. syslog when it exceeds 80% full.
The warning is repeated when 85%, 90% and 95% of the snapshot is filled. The warning is repeated when 85%, 90% and 95% of the snapshot is filled.
See \fBlvm.conf\fP(5). 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 .SH OPTIONS
.TP .TP
.I \-d .B \-d
Repeat from 1 to 3 times (-d, -dd, -ddd) to increase the detail of Repeat from 1 to 3 times (-d, -dd, -ddd) to increase the detail of
debug messages sent to syslog. debug messages sent to syslog.
Each extra d adds more debugging information. Each extra d adds more debugging information.
.TP .TP
.I \-f .B \-f
Don't fork, run in the foreground. Don't fork, run in the foreground.
.TP .TP
.I \-R .BR \-h ", " \-?
Show help information.
.TP
.B \-R
Replace a running dmeventd instance. The running dmeventd must be version 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 2.02.77 or newer. The new dmeventd instance will obtain a list of devices and
events to monitor from the currently running daemon. events to monitor from the currently running daemon.
.TP .TP
.I \-h, \-? .B \-V
Show help information.
.TP
.I \-V
Show version of dmeventd. Show version of dmeventd.
.SH SEE ALSO .SH SEE ALSO