RRDtool绘图——graph参数使用之经典实例

by：ysuncn（欢迎转载，请注明原创信息）看了一些讲RRDtool绘图命令graph用法的文章，有些版本过时，命令不同了，还有些就像我前边写的“Hello World”里边的作图一样，泛泛带过，针对性不强。这里献给大家两个自认为经典的例子，希望对大家有帮助：）ps：如果自己操练，改与数据库相关的就ok了。

rrdtool graph graph.png /     --end now --start end-120000s --width 400 /     -t "VDEF、CDEF应用举例" /     --font TITLE:14:FZZHYJW.ttf /     --x-grid MINUTE:30:HOUR:4:HOUR:4:0:%H:%M /                                             # 每30分钟一条线，每4小时一条主线，4小时一个标签标于主线下方，标签格式“小时:分钟”     -Y /   DEF:ds0=/home/rrdtool/data/router2.rrd :Inbound :AVERAGE /   DEF:ds1=/home/rrdtool/data/router2.rrd :Outbound:AVERAGE /   VDEF:ds0max=ds0,MAXIMUM /   VDEF:ds0avg=ds0,AVERAGE /   VDEF:ds0min=ds0,MINIMUM /   VDEF:ds0pct=ds0,95,PERCENT /   VDEF:ds1max=ds1,MAXIMUM /   VDEF:ds1avg=ds1,AVERAGE /   VDEF:ds1min=ds1,MINIMUM /   VDEF:ds1pct=ds1,95,PERCENT /   CDEF:ds0bits=ds0,8,* /   CDEF:ds1bits=ds1,8,* /   COMMENT:"          " /   COMMENT:"Maximum    " /   COMMENT:"Average    " /   COMMENT:"Minimum    " /   COMMENT:"95th percentile/l" /   AREA:ds0bits#00FF00:"Inbound " /   GPRINT:ds0max:"%6.2lf %Sbps" /   GPRINT:ds0avg:"%6.2lf %Sbps" /   GPRINT:ds0min:"%6.2lf %Sbps" /   GPRINT:ds0pct:"%6.2lf %Sbps/l" /   LINE1:ds1bits#FF0000:"Outbound" /   GPRINT:ds1max:"%6.2lf %Sbps" /   GPRINT:ds1avg:"%6.2lf %Sbps" /   GPRINT:ds1min:"%6.2lf %Sbps" /   GPRINT:ds1pct:"%6.2lf %Sbps/l" /   COMMENT:"/s" /   VRULE:1186562026#000000:x-mark /   HRULE:1700000000#0000FF:y-mark /   COMMENT:"         update time/: `date /"+%Y/%m/%d %H/:%M/:%S/"`" COMMENT:"/l"出图：Copyright ©2007 ysuncn