Github user roshannaik commented on the issue:
https://github.com/apache/storm/pull/2289
another observation of latency reported differing from UI and report (this
time by ~120x):
`
start_time(s),end_time(s),completion_rate(tuple/s),mean(ms),99%ile(ms),99.9%ile(ms),cores,mem(MB),failed
....
181,211,145589.76666666666,99707.19604026663,107374.182399,107508.400127,4.9433333333333325,2169.0212020874023,0
211,241,145994.63333333333,114849.46619218022,122876.329983,122943.438847,4.990833333333334,1467.2594909667969,0
241,271,144041.5,130208.78991536044,138512.695295,138781.130751,4.888733333333334,1794.4858627319336,0
`
<img width="1232" alt="stats"
src="https://user-images.githubusercontent.com/2366541/29654810-8dd78d6a-8863-11e7-889a-7568f249f88c.png";>
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