[EMAIL PROTECTED] wrote: > I am planning to create a database to hold data from 2 interfaces on > PIX. Sampling will be 300 secs with 4 data sources. > > Does the calculation look correct for the number of days I would like to keep? > > #rrdtool create /var/lib/rrd/pix.rrd -s 300 \ > DS:ifIn1:DERIVE:600:0:12500000 \ > DS:ifOut1:DERIVE:600:0:12500000 \ > DS:ifIn2:DERIVE:600:0:12500000 \ > DS:ifOut2:DERIVE:600:0:12500000 \ > # (300secs*576rows)=172800sec 172800/3600=48 hours > > RRA:AVERAGE:0.5:1:576 \ > # (300secs*672rows)*6=1209600sec 1209600/3600=336hours > (14 days) > RRA:AVERAGE:0.5:6:672 \ > # (300secs*732rows)*24=5270400sec 5270400/3600=1464hours > (61 days) > RRA:AVERAGE:0.5:24:732 \ > # (300secs*1460rows)*144=63072000sec > 63072000/3600=17520hours (730 > days) > RRA:AVERAGE:0.5:144:1460 > > I would also like to keep some MAX, MIN, LAST (same as current?) > values. I presume I could just add extra lines for the duration I > want to keep the data? > > RRA:MIN:0.5:1:576 # 48 hours > RRA:MAX:0.5:1:576 # 48 hours > RRA:LAST:0.5:1:576 # 48 hours >
Looks fine to me, but I'm just a beginner as well. I would just run it, start filling some bogus values and generate some graphs. If that looks fine you are all set ;) Carsten _______________________________________________ rrd-users mailing list [email protected] https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users
