[Orca-users] Re: Orca-users Digest, Vol 1, Issue 52
Jon A. Tankersley
jon.tankersley at eds.com
Mon Jan 13 13:52:17 PST 2003
It could be your interval in your find_files section. Try messing with that. I ran into a
similar problem when I had data at 5 min and data at 15 min. The 15 didn't show up until I
changed from 300 to 900.
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> 1.
> HELP: Can't get Orca to correctly read in non-orcallator
> related data (Sean O'Neill)
>
> ----------------------------------------------------------------------
>
> Date: Sat, 11 Jan 2003 11:17:21 -0600
> From: "Sean O'Neill" <sean at seanoneill.info>
> To: orca-users at orcaware.com
> Subject: [Orca-users]
> HELP: Can't get Orca to correctly read in non-orcallator
> related data
> Message-ID: <5.2.0.9.0.20030111104348.00ac9150 at pop.swbell.yahoo.com>
> Content-Type: text/plain; charset="us-ascii"; format=flowed
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> Precedence: list
> Message: 1
>
> Long email ... sorry.
>
> I've done this before for Weblogic SNMP data and I can't figure out why
> this stuff isn't working this time.
>
> I'm pulling in java garbage collection info from some Weblogic logs. I've
> got the data laid out as follows:
>
> timestamp MNGCCount MNTotMinNGC MNProcTimeLeft MN%Lost
> 1039537260 1 5.405599 54.59440 9.009331
> 1039543380 1 4.680467 55.31953 7.800778
> 1039574040 1 6.515461 53.48453 10.85910
> <snip>
> 1042209840 1 9.844697 50.15530 16.40782
> 1042209900 1 9.074269 50.92573 15.12378
> 1042209960 2 22.36275 37.63724 37.27126
> 1042210020 1 9.309143 50.69085 15.51523
> 1042210080 1 9.341319 50.65868 15.56886
> 1042210140 2 22.22149 37.77850 37.03583
>
> The timestamp column isn't individual probes. Each row represents a
> accumulation of data for each specific minute. But there are gaps in the
> data. There are periods where FGCs don't occur for long periods of
> time. At the end of my data, FGCs occur every minute.
>
> My gcallator.cfg file looks basically just like my orcallator.cfg except
> I've modified it specifically for the above data columns. Both .cfg files
> are tuned for 60 second data intervals. Sample of one section of
> gcallator.cfg:
>
> plot {
> title %g Full GC Count
> source gcallator
> data MNGCCount
> legend Full GC Count / minute
> y_legend Number of Full GCs
> data_min 0
> }
>
> Then I run orca as follows:
>
> # /usr/local/orca/bin/orca -once -verbose /usr/local/orca/lib/gcallator.cfg
> Orca version 0.264 using RRDs version 1.000381 at Sat Jan 11 10:54:49 2003.
> /usr/local/orca/bin/orca: warning: cannot open state file
> `/home/soneill/gc/orca/rrd/gcallator/orca.state' for reading: No such file
> or directory
> Creating orca.gif.
> Creating rrdtool.gif.
> Finding files and setting up data structures at Sat Jan 11 10:54:49 2003.
> /usr/local/orca/bin/orca: making directory
> `/home/soneill/gc/orca/rrd/gcallator/gcallator_certification-app01'.
> /usr/bin/ps: not found <<< I'm running on this FreeBSD. Ignore this. >>>
> Current running time is 0:00 minutes.
> Loading new data from group gcallator for certification-app01.
> Read 3363 data points from
> `/home/soneill/gc/orca/gcallator/certification-app01/gcmndata-000'.
> Flushing new data and updating PNGs from certification-app01.
> Creating RRD
> `/home/soneill/gc/orca/rrd/gcallator/gcallator_certification-app01/gauge_MNGCCount.rrd'.
> Creating RRD
> `/home/soneill/gc/orca/rrd/gcallator/gcallator_certification-app01/gauge_MNTotMinNGC.rrd'.
> Creating RRD
> `/home/soneill/gc/orca/rrd/gcallator/gcallator_certification-app01/gauge_MN_pct_Lost.rrd'.
> Saving state into `/home/soneill/gc/orca/rrd/gcallator/orca.state'.
> Updating PNGs.
> Creating HTML files in `/misc/solaris-local/apache2/docroot/gc/'.
> /usr/bin/ps: not found
> Current running time is 0:08 minutes.
> Orca has completed.
>
> Its says it read over 3000 rows of data - kewl - but the graphs are
> empty. This is a rrdtool info of one of the rrd files:
>
> $ rrdinfo info gauge_MNGCCount.rrd
> ksh93: rrdinfo: not found
> $ rrdtool info gauge_MNGCCount.rrd
> filename = "gauge_MNGCCount.rrd"
> rrd_version = "0001"
> step = 60
> last_update = 1072920180
> ds[Orca19990222].type = "GAUGE"
> ds[Orca19990222].minimal_heartbeat = 120
> ds[Orca19990222].min = 0.0000000000e+00
> ds[Orca19990222].max = NaN
> ds[Orca19990222].last_ds = "UNKN"
> ds[Orca19990222].value = 0.0000000000e+00
> ds[Orca19990222].unknown_sec = 0
> rra[0].cf = "AVERAGE"
> rra[0].rows = 12000
> rra[0].pdp_per_row = 1
> rra[0].xff = 5.0000000000e-01
> rra[0].cdp_prep[0].value = NaN
> rra[0].cdp_prep[0].unknown_datapoints = 0
> rra[1].cf = "AVERAGE"
> rra[1].rows = 1488
> rra[1].pdp_per_row = 30
> rra[1].xff = 5.0000000000e-01
> rra[1].cdp_prep[0].value = NaN
> rra[1].cdp_prep[0].unknown_datapoints = 23
> rra[2].cf = "AVERAGE"
> rra[2].rows = 1200
> rra[2].pdp_per_row = 120
> rra[2].xff = 5.0000000000e-01
> rra[2].cdp_prep[0].value = NaN
> rra[2].cdp_prep[0].unknown_datapoints = 83
> rra[3].cf = "AVERAGE"
> rra[3].rows = 1098
> rra[3].pdp_per_row = 1440
> rra[3].xff = 5.0000000000e-01
> rra[3].cdp_prep[0].value = NaN
> rra[3].cdp_prep[0].unknown_datapoints = 83
>
> Why would RRD flag my data as "unknown" - I haven't beaten up the RRD site
> yet - I know RTFM - hoping someone here has a quick answer.
>
> Without showing everything I have (making a longer email), does anyone have
> any ideas why this is happening ? Could the "data cap" situation I
> described above be contributing - can't RRD handle gaps in data correctly -
> I think it can ?
>
> --
> ........................................................
> ......... ..- -. .. -..- .-. ..- .-.. . ... ............
> .-- .. -. -... .-.. --- .-- ... -.. .-. --- --- .-.. ...
>
> Sean O'Neill
>
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> End of Orca-users Digest, Vol 1, Issue 52
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