prometheus/promql
Dan Cech 9f4cb06a37 use Welford/Knuth method to compute standard deviation and variance (#4533)
* use Welford/Knuth method to compute standard deviation and variance, avoids float precision issues
* use better method for calculating avg and avg_over_time

Signed-off-by: Dan Cech <dcech@grafana.com>
2018-08-26 10:28:47 +01:00
..
fuzz-data textparse: Add fuzzing and fix bug caught 2017-07-07 11:12:17 +02:00
testdata use Welford/Knuth method to compute standard deviation and variance (#4533) 2018-08-26 10:28:47 +01:00
ast.go Bubble up errors to promql from populating iterators (#4136) 2018-06-07 17:27:34 +01:00
bench_test.go Reuse (copy) overlapping matrix samples between range evaluation steps (#4315) 2018-07-18 11:14:02 +01:00
engine.go use Welford/Knuth method to compute standard deviation and variance (#4533) 2018-08-26 10:28:47 +01:00
engine_test.go promql: propagate storage errors 2018-03-14 15:19:22 +01:00
functions.go use Welford/Knuth method to compute standard deviation and variance (#4533) 2018-08-26 10:28:47 +01:00
functions_test.go Optimise PromQL (#3966) 2018-06-04 15:47:45 +02:00
fuzz.go textparse: Add fuzzing and fix bug caught 2017-07-07 11:12:17 +02:00
lex.go Expose itemtype outside the package (#3933) 2018-03-08 16:52:44 +00:00
lex_test.go Remove keep_common modifier. 2017-10-05 13:27:48 +01:00
parse.go Make some lexing errors more informative (#4167) 2018-05-16 16:18:15 +01:00
parse_test.go Fix spelling mistakes found by codespell (#4065) 2018-04-27 13:04:02 +01:00
printer.go promql: Make printer formatting less vintage (#3721) 2018-01-22 11:14:59 +01:00
printer_test.go promql: Make printer formatting less vintage (#3721) 2018-01-22 11:14:59 +01:00
promql_test.go Fix most golint warnings. 2015-08-26 12:44:46 +02:00
quantile.go promql: fix unconvert issues (#4040) 2018-06-06 18:20:38 +01:00
test.go Handle a bunch of unchecked errors (#4461) 2018-08-17 17:24:35 +02:00
value.go Add license to files. 2017-04-19 13:46:22 +01:00