[rrd-users] Large values displayed for small values

[Fredrik W]

Are you sure it is million (M) and not milli (m)?


On Tue, 11 Nov 2008 13:27:42 -0000, <Gerhardus.Geldenhuis at gta-travel.com>
wrote:
> Hi
> I have imported a script in cacti that graphs my apache server status.
> This script extracts data from the server-status page and one of the
> graphs is cpu usage. On a server with little traffic the cpu usage is
> typically in our case .2342 values or 0.2342.
> 
> If the rrd graph has only received 0.xxx values then it's scale is
> completely wrong and it shows values as in the Millions range. However
> the moment that there is values above 1 the graphs displays properly and
> all is well. How can I fix this that scaling will be consistant.
> 
> Here is the cacti graph for the graph creation:
> /usr/bin/rrdtool graph - \
> --imgformat=PNG \
> --start=-86400 \
> --end=-300 \
> --title="LONSAPA01ATX - Apache Statistics - CPU Usage" \
> --rigid \
> --base=1000 \
> --height=120 \
> --width=500 \
> --alt-autoscale-max \
> --lower-limit=0 \
> --vertical-label="percent" \
> --slope-mode \
> --font TITLE:12: \
> --font AXIS:8: \
> --font LEGEND:10: \
> --font UNIT:8: \
> DEF:a="/var/www/cacti/rra/lonsapa01atx_apache_cpuload_4786.rrd":apache_c
> puload:AVERAGE \
> DEF:b="/var/www/cacti/rra/lonsapa01atx_apache_cpuload_4786.rrd":apache_c
> puload:LAST \
> DEF:c="/var/www/cacti/rra/lonsapa01atx_apache_cpuload_4786.rrd":apache_c
> puload:MIN \
> DEF:d="/var/www/cacti/rra/lonsapa01atx_apache_cpuload_4786.rrd":apache_c
> puload:MAX \
> CDEF:cdeff=a,1800,TREND \
> AREA:a#FF5F00FF:"Apache CPU Usage"  \
> GPRINT:b:LAST:"    Current\:%8.2lf %s"  \
> GPRINT:a:AVERAGE:"Average\:%8.2lf %s"  \
> GPRINT:d:MAX:"Maximum\:%8.2lf %s"  \
> LINE1:d#FF0000FF:"MAX"  \
> LINE1:cdeff#000000FF:"30min moving average\n"
> 
> Regards
> 
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