X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=doc%2Frrdgraph-old.pod;fp=doc%2Frrdgraph-old.pod;h=b464c4266408ba496dbc576dae382c2ae0b67beb;hb=0fe03275068c0e55d01a7cc2308fa12fdee569cf;hp=8e8038e98c1b56e1253d73907fd3a8b629fc1678;hpb=3a4825306f808c36fb2c529f27c5457a0715dfaf;p=rrdtool.git diff --git a/doc/rrdgraph-old.pod b/doc/rrdgraph-old.pod index 8e8038e..b464c42 100644 --- a/doc/rrdgraph-old.pod +++ b/doc/rrdgraph-old.pod @@ -20,7 +20,7 @@ S<[B<-w>|B<--width> I]> S<[B<-h>|B<--height> I]> S<[B<-i>|B<--interlaced>]> S<[B<-f>|B<--imginfo> I]> -S<[B<-a>|B<--imgformat> B|B]> +S<[B<-a>|B<--imgformat> B|B]> S<[B<-z>|B<--lazy>]> S<[B<-o>|B<--logarithmic>]> S<[B<-u>|B<--upper-limit> I]> @@ -54,14 +54,11 @@ from generating graphs, it can also extract numerical reports. =item I The name of the graph to generate. Since B outputs -GIFs and PNGs, it's recommended that the filename end in either -F<.gif> or F<.png>. B does not enforce this, however. +SVGs and PNGs, it's recommended that the filename end in either +F<.svg> or F<.png>. B does not enforce this, however. If the I is set to '-' the image file will be written to standard out. All other output will get suppressed. -PNG output is recommended, since it takes up to 40% less disk space -and 20-30% less time to generate than a GIF file. - If no graph functions are called, the graph will not be created. =item B<-s>|B<--start> I (default end-1day) @@ -170,20 +167,20 @@ specify the units used. =item B<-w>|B<--width> I (default 400 pixel) Width of the drawing area within the graph. This affects the size of the -gif. +image. =item B<-h>|B<--height> I (default 100 pixel) Width of the drawing area within the graph. This affects the size of the -gif. +image. =item B<-i>|B<--interlaced> (default: false) -If you set this option, then the resulting GIF will be interlaced. +If you set this option, then the resulting image will be interlaced. Most web browsers display these incrementally as they load. If -you do not use this option, the GIFs default to being progressive +you do not use this option, the image defaults to being progressive scanned. The only effect of this option is to control the format -of the GIF on disk. It makes no changes to the layout or contents +of the image on disk. It makes no changes to the layout or contents of the graph. =item B<-f>|B<--imginfo> I @@ -197,13 +194,13 @@ would look like this: --imginfo 'Demo' -=item B<-a>|B<--imgformat> B|B (default: GIF) +=item B<-a>|B<--imgformat> B|B (default: PNG) Allows you to produce PNG output from rrdtool. =item B<-z>|B<--lazy> (default: false) -Only generate the graph, if the current gif is out of date or not +Only generate the graph, if the current image is out of date or not existent. =item B<-u>|B<--upper-limit> I (default autoconfigure) @@ -521,11 +518,11 @@ before placing the next row of legends. =head1 NOTE on Return Values Whenever rrd_graph gets called, it prints a line telling the size of -the gif it has just created to STDOUT. This line looks like this: XSIZExYSIZE. +the image it has just created to STDOUT. This line looks like this: XSIZExYSIZE. =head1 EXAMPLE 1 - rrdtool graph demo.gif --title="Demo Graph" \ + rrdtool graph demo.png --title="Demo Graph" \ DEF:cel=demo.rrd:exhaust:AVERAGE \ "CDEF:far=cel,1.8,*,32,+"" \ LINE2:cel#00a000:"D. Celsius" \ @@ -538,7 +535,7 @@ I<*UNKNOWN*> values to 0. This technique is useful if you are aggregating interface data where the start dates of the data sets doesn't match. - rrdtool graph demo.gif --title="Demo Graph" \ + rrdtool graph demo.png --title="Demo Graph" \ DEF:idat1=interface1.rrd:ds0:AVERAGE \ DEF:idat2=interface2.rrd:ds0:AVERAGE \ DEF:odat1=interface1.rrd:ds1:AVERAGE \ @@ -602,7 +599,7 @@ If the specialized function B exist for aberrant behavior detection, they can be used to generate the graph of a time series with confidence bands and failures. - rrdtool graph example.gif \ + rrdtool graph example.png \ DEF:obs=monitor.rrd:ifOutOctets:AVERAGE \ DEF:pred=monitor.rrd:ifOutOctets:HWPREDICT \ DEF:dev=monitor.rrd:ifOutOctets:DEVPREDICT \