NAN Graph Issue

[Mcmahon, Chris]

This is what I am seeing on all the .rrd files.

filename = "disk,C.rrd"
rrd_version = "0003"
step = 300
last_update = 1259855293
ds[pct].type = "GAUGE"
ds[pct].minimal_heartbeat = 600
ds[pct].min = 0.0000000000e+00
ds[pct].max = 1.0000000000e+02
ds[pct].last_ds = "32"
ds[pct].value = NaN
ds[pct].unknown_sec = 193
ds[used].type = "GAUGE"
ds[used].minimal_heartbeat = 600
ds[used].min = 0.0000000000e+00
ds[used].max = NaN
ds[used].last_ds = "12679708"
ds[used].value = NaN
ds[used].unknown_sec = 193
rra[0].cf = "AVERAGE"
rra[0].rows = 576
rra[0].cur_row = 479
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[0].cdp_prep[1].value = NaN
rra[0].cdp_prep[1].unknown_datapoints = 0
rra[1].cf = "AVERAGE"
rra[1].rows = 576
rra[1].cur_row = 235
rra[1].pdp_per_row = 6
rra[1].xff = 5.0000000000e-01
rra[1].cdp_prep[0].value = NaN
rra[1].cdp_prep[0].unknown_datapoints = 3
rra[1].cdp_prep[1].value = NaN
rra[1].cdp_prep[1].unknown_datapoints = 3
rra[2].cf = "AVERAGE"
rra[2].rows = 576
rra[2].cur_row = 259
rra[2].pdp_per_row = 24
rra[2].xff = 5.0000000000e-01
rra[2].cdp_prep[0].value = NaN
rra[2].cdp_prep[0].unknown_datapoints = 21
rra[2].cdp_prep[1].value = NaN
rra[2].cdp_prep[1].unknown_datapoints = 21
rra[3].cf = "AVERAGE"
rra[3].rows = 576
rra[3].cur_row = 294
rra[3].pdp_per_row = 288
rra[3].xff = 5.0000000000e-01
rra[3].cdp_prep[0].value = NaN
rra[3].cdp_prep[0].unknown_datapoints = 189
rra[3].cdp_prep[1].value = NaN
rra[3].cdp_prep[1].unknown_datapoints = 189

From: Mcmahon, Chris [mailto:Chris.Mcmahon at fallonclinic.org]
Sent: Wednesday, December 02, 2009 11:00 AM
To: hobbit at hswn.dk
Subject: [hobbit] NAN Graph Issue

I'm having issues with graphing, we are monitoring about 700 PC's. Graphing was working perfectly until we changed to centrally controlled configs. We now get NAN next to every value, the only graph that works is the "conn".

Thanks,
Chris

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