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<p class=MsoNormal><span lang=EN-US>Hi<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>I am monitoring a solar panel. Every minute
the watts are written into a the database. Now for better presentation I am
trying to gather the data’s from every day and present the result for
each day in only one bar, so I can see for example 7 bars in one week and can
se what was the best day.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>I am working with php and my string is
looking like this:<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US>/usr/bin/rrdtool graph
/var/www/temperature/solarleistung_week.png -s -1week
DEF:w1=/var/log/digitemp_rrd/solar_kw.rrd:watt:AVERAGE
LINE1:w1#48d1cc:"Solarleistung in Watt" -h300 -w500 -y1:2 --color
GRID#dddddd --color MGRID#aaaaaa.<o:p></o:p></span></p>
<p class=MsoNormal><img width=581 height=363 id="Bild_x0020_1"
src="cid:image001.png@01C9E9E7.4B4F3890"
alt="http://152.143.90.130/temperature/solarleistung_week.png"><span
lang=EN-US><o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US>How can I say to rrd to gather the data’s
every day to one bar?<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>Regards<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>Marc<o:p></o:p></span></p>
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