some time when i query for snmp the get times out so i cant fill in the table at that time, to fix this wat should i do ?
12:00 i queried db response recorded into mysql 12:05 i queried but snmp get timeout, no entry into mysql 12:06 i queried and got the response into mysql. On Mon, May 13, 2013 at 11:36 AM, Martin Sperl <[email protected]>wrote: > Hi! > > One observation: actually you should see 4 lines not 2 or 1. > > The other is that your data is possibly not stored "equidistant", so that > there are slight "gaps" of say 302 seconds between consecutive datapoints, > which would mean that you are producing times like > this: 0,302,603,...,3298,3601,... (so there would be a gap at time 3300 to > 3599) > > For debugging purposes: can you please run rrdtool like this: > RRDDEBUGSQL=1 *rrdtool graph test.png --imgformat=PNG --start=-1day > --width=600 --height=80 -S=300 "DEF:min=$UP:min:AVERAGE" > "LINE1:min#336600:value"* > > Then you will see the SQL that gets executed and then you can run the SQL > on your own to understand how this "gaps" are generated from the database... > > But there is also an option to "fill in" "missing" gaps in rrd via the > "/rrdfillmissing=" option. The idea here is similar to the "xff" argument > to rrdcreate for the RRA definition. > > So you may try to add it to your DEF like this: UP="sql//mysql/host= > 127.0.0.1/dbname=newdsl/username=root/password=nocb4enter<http://127.0.0.1/dbname=newdsl/username=root/password=nocb4enter//g3412306061/time/up/idx=201409600> > /rrdfillmissing=1//g3412306061/time/up/idx=201409600<http://127.0.0.1/dbname=newdsl/username=root/password=nocb4enter//g3412306061/time/up/idx=201409600> > " > > Ciao, > Martin > > On 12.05.2013, at 15:05, Shabbir Ahmed wrote: > > Hi, i collect data from switches and save them into mysql, > (snmpidx,time,up,down) > > now i want to draw graphs using > > DOWN="sql//mysql/host= > 127.0.0.1/dbname=newdsl/username=root/password=nocb4enter//g3412306061/time/down/idx=201343232 > " > UP="sql//mysql/host= > 127.0.0.1/dbname=newdsl/username=root/password=nocb4enter//g3412306061/time/up/idx=201409600 > " > > *rrdtool graph test.png --imgformat=PNG --start=-1day --width=600 > --height=80 -S=300 "DEF:min=$UP:min:AVERAGE" > "LINE1:min#336600:value" "DEF:avg=$UP:avg:AVERAGE" > "LINE1:avg#00FF11:average" "DEF:max=$UP:max:AVERAGE" > "LINE1:max#FF0000:max" "DEF:dw=$DOWN:min:AVERAGE" "LINE1:dw#0033CC:value" > > * > *1. the graphs drawn has gaps (i collect data every five mins) and draw > them with 5 mins step but still the gape bw two occurences are empty. > > * > *2. it doesnt draw two lines. > > * > *Kindly help, > * > * > * > _______________________________________________ > rrd-users mailing list > [email protected] > https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users > > >
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