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[Question #250829]: null values in metric path. no graphs.

 

New question #250829 on Graphite:
https://answers.launchpad.net/graphite/+question/250829

Hi, 

I am sending values to graphite but they are not saved to the whisper files and they also are not being graphed. 

When I do an ngrep I see the values coming in for example: 

sudo ngrep -d any port 2003 | grep "metric_path "
  metric_path 41 1403810324.
  metric_path 41 1403810325.
  metric_path 42 1403810326.

But this doesn't show on the whisper-files: 

whisper-fetch.py dca.wsp | tail:
1403810324	None
1403810325	None

I have changed the retention settings as well to have 1 datapoint per second with 86400 datapoints: 

maxRetention: 86400
xFilesFactor: 0.5
aggregationMethod: average
fileSize: 1036828

Archive 0
retention: 86400
secondsPerPoint: 1
points: 86400
size: 1036800
offset: 28

I encounter this issue on our production box which has a lot of metrics coming. I think around 50k. I didn't see it as an issue as system stats look ok. cpu, disk utilization at around 50%. I have the same setup on a dev server and it is able to show the graphs. 

Could it be because I am pushing so many metrics to graphite? If yes, how do I let this scale? 
  

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