Performance Result Comparison

label	common value
by	rsc@golang.org
commit	8c6bf225829ebe830199f48041d04894cd55eb2e
commit-time	2018-10-04T14:59:57Z
goarch	amd64
goos	linux
pkg	regexp
upload	20181004.5
upload-file	b.7.8c6bf22582
upload-part	20181004.5/1
upload-time	2018-10-04T19:33:22Z
label	values

	time/op
Find-12	260ns ± 0%
FindAllNoMatches-12	133ns ± 0%
FindString-12	249ns ± 0%
FindSubmatch-12	333ns ± 1%
FindStringSubmatch-12	322ns ± 1%
Literal-12	92.2ns ± 0%
NotLiteral-12	1.47µs ± 0%
MatchClass-12	2.15µs ± 0%
MatchClass_InRange-12	2.11µs ± 0%
ReplaceAll-12	1.41µs ± 0%
AnchoredLiteralShortNonMatch-12	81.5ns ± 0%
AnchoredLiteralLongNonMatch-12	97.2ns ± 0%
AnchoredShortMatch-12	128ns ± 0%
AnchoredLongMatch-12	253ns ± 2%
OnePassShortA-12	587ns ± 0%
NotOnePassShortA-12	547ns ± 1%
OnePassShortB-12	455ns ± 0%
NotOnePassShortB-12	406ns ± 1%
OnePassLongPrefix-12	109ns ± 1%
OnePassLongNotPrefix-12	349ns ± 0%
MatchParallelShared-12	38.0ns ± 2%
MatchParallelCopied-12	38.6ns ± 1%
QuoteMetaAll-12	94.8ns ± 0%
QuoteMetaNone-12	52.7ns ± 0%
Match/Easy0/32-12	72.0ns ± 0%
Match/Easy0/1K-12	297ns ± 0%
Match/Easy0/32K-12	4.67µs ± 1%
Match/Easy0/1M-12	234µs ± 0%
Match/Easy0/32M-12	7.96ms ± 0%
Match/Easy0i/32-12	1.10µs ± 0%
Match/Easy0i/1K-12	31.7µs ± 0%
Match/Easy0i/32K-12	1.26ms ± 0%
Match/Easy0i/1M-12	40.4ms ± 0%
Match/Easy0i/32M-12	1.30s ± 0%
Match/Easy1/32-12	67.4ns ± 0%
Match/Easy1/1K-12	879ns ± 0%
Match/Easy1/32K-12	34.1µs ± 0%
Match/Easy1/1M-12	1.17ms ± 0%
Match/Easy1/32M-12	37.5ms ± 0%
Match/Medium/32-12	1.03µs ± 0%
Match/Medium/1K-12	31.2µs ± 0%
Match/Medium/32K-12	1.20ms ± 0%
Match/Medium/1M-12	38.2ms ± 0%
Match/Medium/32M-12	1.23s ± 0%
Match/Hard/32-12	1.47µs ± 0%
Match/Hard/1K-12	44.4µs ± 0%
Match/Hard/32K-12	1.78ms ± 7%
Match/Hard/1M-12	57.7ms ± 7%
Match/Hard/32M-12	1.84s ± 8%
Match/Hard1/32-12	7.95µs ± 0%
Match/Hard1/1K-12	245µs ± 0%
Match/Hard1/32K-12	8.54ms ± 7%
Match/Hard1/1M-12	271ms ± 8%
Match/Hard1/32M-12	8.58s ± 9%
Match_onepass_regex/32-12	716ns ± 1%
Match_onepass_regex/1K-12	19.9µs ± 2%
Match_onepass_regex/32K-12	631µs ± 2%
Match_onepass_regex/1M-12	20.2ms ± 2%
Match_onepass_regex/32M-12	648ms ± 2%
CompileOnepass-12	4.60µs ± 0%
[Geo mean]	21.4µs

	alloc/op
Find-12	0.00B
FindAllNoMatches-12	0.00B
FindString-12	0.00B
FindSubmatch-12	48.0B ± 0%
FindStringSubmatch-12	32.0B ± 0%
Literal-12
NotLiteral-12
MatchClass-12
MatchClass_InRange-12
ReplaceAll-12
AnchoredLiteralShortNonMatch-12
AnchoredLiteralLongNonMatch-12
AnchoredShortMatch-12
AnchoredLongMatch-12
OnePassShortA-12
NotOnePassShortA-12
OnePassShortB-12
NotOnePassShortB-12
OnePassLongPrefix-12
OnePassLongNotPrefix-12
MatchParallelShared-12
MatchParallelCopied-12
QuoteMetaAll-12
QuoteMetaNone-12
Match/Easy0/32-12
Match/Easy0/1K-12
Match/Easy0/32K-12
Match/Easy0/1M-12
Match/Easy0/32M-12
Match/Easy0i/32-12
Match/Easy0i/1K-12
Match/Easy0i/32K-12
Match/Easy0i/1M-12
Match/Easy0i/32M-12
Match/Easy1/32-12
Match/Easy1/1K-12
Match/Easy1/32K-12
Match/Easy1/1M-12
Match/Easy1/32M-12
Match/Medium/32-12
Match/Medium/1K-12
Match/Medium/32K-12
Match/Medium/1M-12
Match/Medium/32M-12
Match/Hard/32-12
Match/Hard/1K-12
Match/Hard/32K-12
Match/Hard/1M-12
Match/Hard/32M-12
Match/Hard1/32-12
Match/Hard1/1K-12
Match/Hard1/32K-12
Match/Hard1/1M-12
Match/Hard1/32M-12
Match_onepass_regex/32-12	0.00B
Match_onepass_regex/1K-12	0.00B
Match_onepass_regex/32K-12	0.00B
Match_onepass_regex/1M-12	16.0B ± 0%
Match_onepass_regex/32M-12	820B ± 0%
CompileOnepass-12	4.02kB ± 0%
[Geo mean]	152B

	allocs/op
Find-12	0.00
FindAllNoMatches-12	0.00
FindString-12	0.00
FindSubmatch-12	1.00 ± 0%
FindStringSubmatch-12	1.00 ± 0%
Literal-12
NotLiteral-12
MatchClass-12
MatchClass_InRange-12
ReplaceAll-12
AnchoredLiteralShortNonMatch-12
AnchoredLiteralLongNonMatch-12
AnchoredShortMatch-12
AnchoredLongMatch-12
OnePassShortA-12
NotOnePassShortA-12
OnePassShortB-12
NotOnePassShortB-12
OnePassLongPrefix-12
OnePassLongNotPrefix-12
MatchParallelShared-12
MatchParallelCopied-12
QuoteMetaAll-12
QuoteMetaNone-12
Match/Easy0/32-12
Match/Easy0/1K-12
Match/Easy0/32K-12
Match/Easy0/1M-12
Match/Easy0/32M-12
Match/Easy0i/32-12
Match/Easy0i/1K-12
Match/Easy0i/32K-12
Match/Easy0i/1M-12
Match/Easy0i/32M-12
Match/Easy1/32-12
Match/Easy1/1K-12
Match/Easy1/32K-12
Match/Easy1/1M-12
Match/Easy1/32M-12
Match/Medium/32-12
Match/Medium/1K-12
Match/Medium/32K-12
Match/Medium/1M-12
Match/Medium/32M-12
Match/Hard/32-12
Match/Hard/1K-12
Match/Hard/32K-12
Match/Hard/1M-12
Match/Hard/32M-12
Match/Hard1/32-12
Match/Hard1/1K-12
Match/Hard1/32K-12
Match/Hard1/1M-12
Match/Hard1/32M-12
Match_onepass_regex/32-12	0.00
Match_onepass_regex/1K-12	0.00
Match_onepass_regex/32K-12	0.00
Match_onepass_regex/1M-12	0.00
Match_onepass_regex/32M-12	1.00 ± 0%
CompileOnepass-12	52.0 ± 0%
[Geo mean]	2.69

	speed
Find-12
FindAllNoMatches-12
FindString-12
FindSubmatch-12
FindStringSubmatch-12
Literal-12
NotLiteral-12
MatchClass-12
MatchClass_InRange-12
ReplaceAll-12
AnchoredLiteralShortNonMatch-12
AnchoredLiteralLongNonMatch-12
AnchoredShortMatch-12
AnchoredLongMatch-12
OnePassShortA-12
NotOnePassShortA-12
OnePassShortB-12
NotOnePassShortB-12
OnePassLongPrefix-12
OnePassLongNotPrefix-12
MatchParallelShared-12
MatchParallelCopied-12
QuoteMetaAll-12	148MB/s ± 0%
QuoteMetaNone-12	494MB/s ± 0%
Match/Easy0/32-12	445MB/s ± 0%
Match/Easy0/1K-12	3.45GB/s ± 0%
Match/Easy0/32K-12	7.02GB/s ± 1%
Match/Easy0/1M-12	4.48GB/s ± 0%
Match/Easy0/32M-12	4.22GB/s ± 0%
Match/Easy0i/32-12	29.2MB/s ± 0%
Match/Easy0i/1K-12	32.3MB/s ± 0%
Match/Easy0i/32K-12	25.9MB/s ± 0%
Match/Easy0i/1M-12	25.9MB/s ± 0%
Match/Easy0i/32M-12	25.9MB/s ± 0%
Match/Easy1/32-12	475MB/s ± 0%
Match/Easy1/1K-12	1.16GB/s ± 0%
Match/Easy1/32K-12	962MB/s ± 0%
Match/Easy1/1M-12	893MB/s ± 0%
Match/Easy1/32M-12	894MB/s ± 0%
Match/Medium/32-12	31.1MB/s ± 0%
Match/Medium/1K-12	32.8MB/s ± 0%
Match/Medium/32K-12	27.4MB/s ± 0%
Match/Medium/1M-12	27.4MB/s ± 0%
Match/Medium/32M-12	27.4MB/s ± 0%
Match/Hard/32-12	21.7MB/s ± 0%
Match/Hard/1K-12	23.1MB/s ± 0%
Match/Hard/32K-12	18.4MB/s ± 7%
Match/Hard/1M-12	18.2MB/s ± 6%
Match/Hard/32M-12	18.3MB/s ± 7%
Match/Hard1/32-12	4.03MB/s ± 0%
Match/Hard1/1K-12	4.18MB/s ± 0%
Match/Hard1/32K-12	3.85MB/s ± 7%
Match/Hard1/1M-12	3.88MB/s ± 8%
Match/Hard1/32M-12	3.92MB/s ± 8%
Match_onepass_regex/32-12	44.7MB/s ± 1%
Match_onepass_regex/1K-12	51.5MB/s ± 2%
Match_onepass_regex/32K-12	51.9MB/s ± 2%
Match_onepass_regex/1M-12	51.9MB/s ± 2%
Match_onepass_regex/32M-12	51.8MB/s ± 2%
CompileOnepass-12
[Geo mean]	74.7MB/s

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