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</o:shapelayout></xml><![endif]--></head><body lang=EN-NZ link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Your heartbeat is too small, and so it expires before the updates come in.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>You have a step of 86400 sec, which correctly corresponds to the interval between your updates.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>However, the heartbeat for ds0 is 43200. Therefore, each update will have expired before being made. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Generally, you should make the heartbeat twice the step, unless you have specific reasons not to.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Steve<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Steve Shipway<o:p></o:p></span></b></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>s.shipway@auckland.ac.nz<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt'><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> rrd-users-bounces+s.shipway=auckland.ac.nz@lists.oetiker.ch [mailto:rrd-users-bounces+s.shipway=auckland.ac.nz@lists.oetiker.ch] <b>On Behalf Of </b>Rick Dicaire<br><b>Sent:</b> Wednesday, 14 May 2014 1:47 p.m.<br><b>To:</b> rrd-users@lists.oetiker.ch<br><b>Subject:</b> [rrd-users] back filling an rrd<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>I have an rrd I created, it starts at epoch date 1377993600.<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><div><p class=MsoNormal> $PROG create $RRDFILE \<o:p></o:p></p></div><div><p class=MsoNormal> --step '86400' \<o:p></o:p></p></div><div><p class=MsoNormal> --start '1377993600' \<o:p></o:p></p></div><div><p class=MsoNormal> 'DS:ds0:GAUGE:43200:U:U' \<o:p></o:p></p></div><div><p class=MsoNormal> 'RRA:AVERAGE:0.5:1:730'<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I have a script with data to update the rrd, here's the first few lines:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1380600000:0<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1380686400:0<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1380772800:0<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1380859200:0<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1380945600:0<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1381032000:0<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1381118400:937500000000<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1381204800:975000000000<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1381291200:1875000000000<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1381377600:2275000000000<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1381464000:2975000000000<o:p></o:p></p></div><div><p class=MsoNormal>rrdtool updatev f5_scraper.rrd 1381550400:475000000000<o:p></o:p></p></div></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>In all there's 224 update lines, with epoch timestamps 86400 seconds apart.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I run the script, no errors, but no data gets input into the rrd.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Am I doing something wrong?<o:p></o:p></p></div></div></div></div></div></body></html>