Graphite

'None' values show up in whisper file

Asked by Ajay

echo "dev.couchdb.requests 4123 `date +%s`" | nc 127.0.0.1 2003

whisper-fetch.py ../storage/whisper/dev/couchdb/requests.wsp

1403967660 None
1403967720 None
1403967780 4123.000000

Please let me know the cause for the None values showing up.

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Jason Dixon
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Best Jason Dixon (jason-dixongroup) said : 		#1

New whisper files are sparse, pre-populated with all of the
possible timestamps and "None" values. As metrics arrive those
timestamps are updated with the new value.

Jason

On Sat, Jun 28, 2014 at 03:07:40PM -0000, Ajay wrote:
> New question #250904 on Graphite:
> https://answers.launchpad.net/graphite/+question/250904
>
> echo "dev.couchdb.requests 4123 `date +%s`" | nc 127.0.0.1 2003
>
> whisper-fetch.py ../storage/whisper/dev/couchdb/requests.wsp
>
> 1403967660 None
> 1403967720 None
> 1403967780 4123.000000
>
>
> Please let me know the cause for the None values showing up.
>
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Revision history for this message
Ajay (ajay-886) said : 		#2

Thanks Jason Dixon, that solved my question.