1d retentions visualisation or storage problem.
Hello!
We have a couple of metrics that store daily calculated values.
At first look the problem looks like an problem of visualisation as we can see here (http://
But further investigation shown that data sent to carbon-cache with correct local time (e.g. 12:00PM converted to unix timestamp).
Timestamp is aligned to beginning of time interval of retention (00:00 GMT) when it is stored to database
(whisper.py: myInterval = timestamp - (timestamp % archive[
Offset for our TZ (Europe/Moscow) is added when it is displayed, so data point is displayed at 04:00 instead of 12:00PM or 12:00AM at least.
This makes a couple of problems with reading graphs and data manipulation. How should we handle it?
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