Annotation of embedaddon/lighttpd/doc/outdated/rrdtool.txt, revision 1.1.1.1
1.1 misho 1: =======
2: rrdtool
3: =======
4:
5: -------------------
6: Module: mod_rrdtool
7: -------------------
8:
9: :Author: Jan Kneschke
10: :Date: $Date: 2004/08/29 09:43:49 $
11: :Revision: $Revision: 1.1 $
12:
13: :abstract:
14: mod_rrdtool is used to monitor the traffic and load on the webserver
15:
16: .. meta::
17: :keywords: lighttpd, skeleton
18:
19: .. contents:: Table of Contents
20:
21: Description
22: ===========
23:
24: RRD_ is a system to store and display time-series data (i.e. network
25: bandwidth, machine-room temperature, server load average).
26:
27: .. _RRD: http://people.ee.ethz.ch/~oetiker/webtools/rrdtool/
28:
29: Options
30: =======
31:
32: rrdtool.binary
33: path to the rrdtool binary
34:
35: e.g.: ::
36:
37: rrdtool.binary = "/usr/bin/rrdtool"
38:
39: rrdtool.db-name
40: filename of the rrd-database. Make sure that <rrdtool.db-name> doesn't exist
41: before the first run, as lighttpd has to create the DB for you.
42:
43: e.g.: ::
44:
45: rrdtool.db-name = "/var/www/lighttpd.rrd"
46:
47: Generating Graphs
48: =================
49:
50: ::
51:
52: #!/bin/sh
53:
54: RRDTOOL=/usr/bin/rrdtool
55: OUTDIR=/var/www/servers/www.example.org/pages/rrd/
56: INFILE=/var/www/lighttpd.rrd
57: OUTPRE=lighttpd-traffic
58:
59: DISP="-v bytes --title TrafficWebserver \
60: DEF:binraw=$INFILE:InOctets:AVERAGE \
61: DEF:binmaxraw=$INFILE:InOctets:MAX \
62: DEF:binminraw=$INFILE:InOctets:MIN \
63: DEF:bout=$INFILE:OutOctets:AVERAGE \
64: DEF:boutmax=$INFILE:OutOctets:MAX \
65: DEF:boutmin=$INFILE:OutOctets:MIN \
66: CDEF:bin=binraw,-1,* \
67: CDEF:binmax=binmaxraw,-1,* \
68: CDEF:binmin=binminraw,-1,* \
69: CDEF:binminmax=binmaxraw,binminraw,- \
70: CDEF:boutminmax=boutmax,boutmin,- \
71: AREA:binmin#ffffff: \
72: STACK:binmax#f00000: \
73: LINE1:binmin#a0a0a0: \
74: LINE1:binmax#a0a0a0: \
75: LINE2:bin#a0a735:incoming \
76: GPRINT:bin:MIN:%.2lf \
77: GPRINT:bin:AVERAGE:%.2lf \
78: GPRINT:bin:MAX:%.2lf \
79: AREA:boutmin#ffffff: \
80: STACK:boutminmax#00f000: \
81: LINE1:boutmin#a0a0a0: \
82: LINE1:boutmax#a0a0a0: \
83: LINE2:bout#a0a735:outgoing \
84: GPRINT:bout:MIN:%.2lf \
85: GPRINT:bout:AVERAGE:%.2lf \
86: GPRINT:bout:MAX:%.2lf \
87: "
88:
89:
90: $RRDTOOL graph $OUTDIR/$OUTPRE-hour.png -a PNG --start -14400 $DISP
91: $RRDTOOL graph $OUTDIR/$OUTPRE-day.png -a PNG --start -86400 $DISP
92: $RRDTOOL graph $OUTDIR/$OUTPRE-month.png -a PNG --start -2592000 $DISP
93:
94: OUTPRE=lighttpd-requests
95:
96: DISP="-v req --title RequestsperSecond -u 1 \
97: DEF:req=$INFILE:Requests:AVERAGE \
98: DEF:reqmax=$INFILE:Requests:MAX \
99: DEF:reqmin=$INFILE:Requests:MIN \
100: CDEF:reqminmax=reqmax,reqmin,- \
101: AREA:reqmin#ffffff: \
102: STACK:reqminmax#0e0e0e: \
103: LINE1:reqmin#a0a0a0: \
104: LINE1:reqmax#a0a0a0: \
105: LINE2:req#00a735:requests"
106:
107:
108: $RRDTOOL graph $OUTDIR/$OUTPRE-hour.png -a PNG --start -14400 $DISP
109: $RRDTOOL graph $OUTDIR/$OUTPRE-day.png -a PNG --start -86400 $DISP
110: $RRDTOOL graph $OUTDIR/$OUTPRE-month.png -a PNG --start -2592000 $DISP
111:
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