Looking at the error, seems like your /tmp/service.rrd had 2 DS's but your created dummy.rrd has only 1 DS. Try changing the dummy.rrd definition to match that of service.rrd.
regards Sivaraman. On Wed, Aug 22, 2012 at 11:44 AM, Ankit . <[email protected]> wrote: > Hi, > > Can anyone please help me out on this ? > > Regards, > Ankzz > > On Tue, Aug 21, 2012 at 9:11 PM, Ankit . <[email protected]> wrote: > >> Hi, >> >> My objective is to change the step-size of the existing RRD Files. >> >> From the mail chain : >> [rrd-users] changing step time? >> https://lists.oetiker.ch/pipermail/rrd-users/2010-April/016537.html >> I got the link for the rrdjig. >> >> While using the same I got error as "RRD Error: expected 1 data source >> readings (got 2) from 1345561230:0:0" >> >> Steps I did: >> 1. Create a dummy rrd file using command: >> >> rrdtool create /tmp/dummy.rrd --step 60 DS:mem:DERIVE:120:0:NaN >> RRA:AVERAGE:0.1:1:1200 RRA:MIN:0.1:1:1200 RRA:MAX:0.1:1:1200 >> RRA:AVERAGE:0.1:1:1440 RRA:MAX:0.1:1:1440 RRA:MIN:0.1:1:1440 >> RRA:AVERAGE:0.1:1:1260 RRA:MAX:0.1:1:1260 RRA:MIN:0.1:1:1260 >> RRA:AVERAGE:0.1:1:1207 RRA:MAX:0.1:1:1207 RRA:MIN:0.1:1:1207 >> RRA:AVERAGE:0.1:1:1201 RRA:MAX:0.1:1:1201 RRA:MIN:0.1:1:1201 >> >> 2. Check the info for the source file: >> filename = "/tmp/service.rrd" >> rrd_version = "0003" >> step = 10 >> last_update = 1345563297 >> ds[rx].type = "DERIVE" >> ds[rx].minimal_heartbeat = 20 >> ds[rx].min = 0.0000000000e+00 >> ds[rx].max = NaN >> ds[rx].last_ds = "945714" >> ds[rx].value = 0.0000000000e+00 >> ds[rx].unknown_sec = 0 >> ds[tx].type = "DERIVE" >> ds[tx].minimal_heartbeat = 20 >> ds[tx].min = 0.0000000000e+00 >> ds[tx].max = NaN >> ds[tx].last_ds = "5514618" >> ds[tx].value = 0.0000000000e+00 >> ds[tx].unknown_sec = 0 >> rra[0].cf = "AVERAGE" >> rra[0].rows = 1200 >> rra[0].pdp_per_row = 1 >> rra[0].xff = 1.0000000000e-01 >> rra[0].cdp_prep[0].value = NaN >> rra[0].cdp_prep[0].unknown_datapoints = 0 >> rra[0].cdp_prep[1].value = NaN >> rra[0].cdp_prep[1].unknown_datapoints = 0 >> rra[1].cf = "MIN" >> rra[1].rows = 1200 >> rra[1].pdp_per_row = 1 >> rra[1].xff = 1.0000000000e-01 >> rra[1].cdp_prep[0].value = NaN >> rra[1].cdp_prep[0].unknown_datapoints = 0 >> rra[1].cdp_prep[1].value = NaN >> rra[1].cdp_prep[1].unknown_datapoints = 0 >> rra[2].cf = "MAX" >> rra[2].rows = 1200 >> rra[2].pdp_per_row = 1 >> rra[2].xff = 1.0000000000e-01 >> rra[2].cdp_prep[0].value = NaN >> rra[2].cdp_prep[0].unknown_datapoints = 0 >> rra[2].cdp_prep[1].value = NaN >> rra[2].cdp_prep[1].unknown_datapoints = 0 >> rra[3].cf = "AVERAGE" >> rra[3].rows = 1235 >> rra[3].pdp_per_row = 7 >> rra[3].xff = 1.0000000000e-01 >> rra[3].cdp_prep[0].value = 0.0000000000e+00 >> rra[3].cdp_prep[0].unknown_datapoints = 0 >> rra[3].cdp_prep[1].value = 0.0000000000e+00 >> rra[3].cdp_prep[1].unknown_datapoints = 0 >> rra[4].cf = "MIN" >> rra[4].rows = 1235 >> rra[4].pdp_per_row = 7 >> rra[4].xff = 1.0000000000e-01 >> rra[4].cdp_prep[0].value = 0.0000000000e+00 >> rra[4].cdp_prep[0].unknown_datapoints = 0 >> rra[4].cdp_prep[1].value = 0.0000000000e+00 >> rra[4].cdp_prep[1].unknown_datapoints = 0 >> rra[5].cf = "MAX" >> rra[5].rows = 1235 >> rra[5].pdp_per_row = 7 >> rra[5].xff = 1.0000000000e-01 >> rra[5].cdp_prep[0].value = 0.0000000000e+00 >> rra[5].cdp_prep[0].unknown_datapoints = 0 >> rra[5].cdp_prep[1].value = 0.0000000000e+00 >> rra[5].cdp_prep[1].unknown_datapoints = 0 >> rra[6].cf = "AVERAGE" >> rra[6].rows = 1210 >> rra[6].pdp_per_row = 50 >> rra[6].xff = 1.0000000000e-01 >> rra[6].cdp_prep[0].value = 0.0000000000e+00 >> rra[6].cdp_prep[0].unknown_datapoints = 0 >> rra[6].cdp_prep[1].value = 0.0000000000e+00 >> rra[6].cdp_prep[1].unknown_datapoints = 0 >> rra[7].cf = "MIN" >> rra[7].rows = 1210 >> rra[7].pdp_per_row = 50 >> rra[7].xff = 1.0000000000e-01 >> rra[7].cdp_prep[0].value = 0.0000000000e+00 >> rra[7].cdp_prep[0].unknown_datapoints = 0 >> rra[7].cdp_prep[1].value = 0.0000000000e+00 >> rra[7].cdp_prep[1].unknown_datapoints = 0 >> rra[8].cf = "MAX" >> rra[8].rows = 1210 >> rra[8].pdp_per_row = 50 >> rra[8].xff = 1.0000000000e-01 >> rra[8].cdp_prep[0].value = 0.0000000000e+00 >> rra[8].cdp_prep[0].unknown_datapoints = 0 >> rra[8].cdp_prep[1].value = 0.0000000000e+00 >> rra[8].cdp_prep[1].unknown_datapoints = 0 >> rra[9].cf = "AVERAGE" >> rra[9].rows = 1202 >> rra[9].pdp_per_row = 223 >> rra[9].xff = 1.0000000000e-01 >> rra[9].cdp_prep[0].value = 0.0000000000e+00 >> rra[9].cdp_prep[0].unknown_datapoints = 0 >> rra[9].cdp_prep[1].value = 0.0000000000e+00 >> rra[9].cdp_prep[1].unknown_datapoints = 0 >> rra[10].cf = "MIN" >> rra[10].rows = 1202 >> rra[10].pdp_per_row = 223 >> rra[10].xff = 1.0000000000e-01 >> rra[10].cdp_prep[0].value = 0.0000000000e+00 >> rra[10].cdp_prep[0].unknown_datapoints = 0 >> rra[10].cdp_prep[1].value = 0.0000000000e+00 >> rra[10].cdp_prep[1].unknown_datapoints = 0 >> rra[11].cf = "MAX" >> rra[11].rows = 1202 >> rra[11].pdp_per_row = 223 >> rra[11].xff = 1.0000000000e-01 >> rra[11].cdp_prep[0].value = 0.0000000000e+00 >> rra[11].cdp_prep[0].unknown_datapoints = 0 >> rra[11].cdp_prep[1].value = 0.0000000000e+00 >> rra[11].cdp_prep[1].unknown_datapoints = 0 >> rra[12].cf = "AVERAGE" >> rra[12].rows = 1201 >> rra[12].pdp_per_row = 2635 >> rra[12].xff = 1.0000000000e-01 >> rra[12].cdp_prep[0].value = 0.0000000000e+00 >> rra[12].cdp_prep[0].unknown_datapoints = 0 >> rra[12].cdp_prep[1].value = 0.0000000000e+00 >> rra[12].cdp_prep[1].unknown_datapoints = 0 >> rra[13].cf = "MIN" >> rra[13].rows = 1201 >> rra[13].pdp_per_row = 2635 >> rra[13].xff = 1.0000000000e-01 >> rra[13].cdp_prep[0].value = 0.0000000000e+00 >> rra[13].cdp_prep[0].unknown_datapoints = 0 >> rra[13].cdp_prep[1].value = 0.0000000000e+00 >> rra[13].cdp_prep[1].unknown_datapoints = 0 >> rra[14].cf = "MAX" >> rra[14].rows = 1201 >> rra[14].pdp_per_row = 2635 >> rra[14].xff = 1.0000000000e-01 >> rra[14].cdp_prep[0].value = 0.0000000000e+00 >> rra[14].cdp_prep[0].unknown_datapoints = 0 >> rra[14].cdp_prep[1].value = 0.0000000000e+00 >> rra[14].cdp_prep[1].unknown_datapoints = 0 >> >> 3. Executed the rrdjig utility: >> ./rrdjig.pl -v /tmp/service.rrd /tmp/dummy.rrd >> >> 4. I got the error: >> RRD Error: expected 1 data source readings (got 2) from 1345561230:0:0 >> >> Can some one please point me to a way in which I can sole this? >> >> Regards, >> Ankzz >> >> >> >> > > _______________________________________________ > collectd mailing list > [email protected] > http://mailman.verplant.org/listinfo/collectd > >
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