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add Histogram #30

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merged 11 commits into from Aug 24, 2016

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suyash commented Aug 12, 2016 edited

the implementation is backed by https://github.com/codahale/hdrhistogram

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suyash commented Aug 12, 2016

speed:
speed

pmval:
pmval

coveralls commented Aug 12, 2016 edited

Coverage Status

Coverage decreased (-7.003%) to 76.978% when pulling 39b9fa6 on histogram into 50bde18 on master.

suyash added some commits Aug 12, 2016

metrics, client: add a basic histogram
backed by coda hale's hdrhistogram

this adds a basic histogram using a pcp Instance Metric and a Histogram
from hdrhistogram. The metric has InstantSemantics, DoubleType and OneUnit.
The supported operations are

- record single value
- record multiple occurrences of same value
- get max value recorded so far
- get min value recorded so far
- get mean
- get variance
- get standard deviation

coveralls commented Aug 23, 2016 edited

Coverage Status

Coverage decreased (-6.6%) to 77.65% when pulling 6483952 on histogram into d71c978 on master.

suyash added some commits Aug 23, 2016

coveralls commented Aug 23, 2016 edited

Coverage Status

Coverage decreased (-7.3%) to 76.874% when pulling bc50ef7 on histogram into d71c978 on master.

suyash added some commits Aug 24, 2016

Coverage Status

Coverage decreased (-2.7%) to 81.463% when pulling 4b89053 on histogram into d71c978 on master.

coveralls commented Aug 24, 2016 edited

Coverage Status

Coverage decreased (-2.6%) to 81.605% when pulling 80591f0 on histogram into d71c978 on master.

@suyash suyash merged commit 8b3fa33 into master Aug 24, 2016

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coverage/coveralls Coverage increased (+0.1%) to 81.605%
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@suyash suyash deleted the histogram branch Aug 24, 2016

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