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Agniva De Sarker d9606e5532 archive/tar: add reader/writer benchmarks
According to the discussion on golang.org/cl/55210,
adding benchmarks for reading from and writing to tar archives.

Splitting the benchmarks into 3 sections of USTAR, GNU, PAX each.

Results ran with -cpu=1 -count=10 on an amd64 machine (i5-5200U CPU @ 2.20GHz)
name           time/op
/Writer/USTAR  5.31µs ± 0%
/Writer/GNU    5.01µs ± 1%
/Writer/PAX    11.0µs ± 2%
/Reader/USTAR  3.22µs ± 1%
/Reader/GNU    3.04µs ± 1%
/Reader/PAX    7.48µs ± 1%

name           alloc/op
/Writer/USTAR  1.20kB ± 0%
/Writer/GNU    1.15kB ± 0%
/Writer/PAX    2.61kB ± 0%
/Reader/USTAR  1.38kB ± 0%
/Reader/GNU    1.35kB ± 0%
/Reader/PAX    4.91kB ± 0%

name           allocs/op
/Writer/USTAR    53.0 ± 0%
/Writer/GNU      47.0 ± 0%
/Writer/PAX       107 ± 0%
/Reader/USTAR    32.0 ± 0%
/Reader/GNU      30.0 ± 0%
/Reader/PAX      67.0 ± 0%

Change-Id: I58b1b85b52e58cbd566736aae4d722a3ddf2395b
Reviewed-on: https://go-review.googlesource.com/55254
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
Run-TryBot: Joe Tsai <thebrokentoaster@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2017-08-16 20:51:52 +00:00
.github .github: add .md extension to SUPPORT file 2017-07-30 21:46:28 +00:00
api doc, api: add syscall.SysProcAttr.AmbientCaps change to 1.9 notes, API 2017-06-29 03:29:46 +00:00
doc spec: better comment in example for type definition 2017-08-14 13:35:43 +00:00
lib/time time: vendor tzdata-2017b and update test 2017-06-07 21:23:58 +00:00
misc misc/nacl: add cmd/vendor/golang.org/x/arch/arm64/arm64asm testdata 2017-08-16 17:57:51 +00:00
src archive/tar: add reader/writer benchmarks 2017-08-16 20:51:52 +00:00
test cmd/compile: combine x*n + y*n into (x+y)*n 2017-08-16 16:51:59 +00:00
.gitattributes
.gitignore .gitignore: include only Go project artifiacts 2017-08-15 21:37:05 +00:00
AUTHORS A+C: final updates for Go 1.9 2017-07-18 01:47:54 +00:00
CONTRIBUTING.md .github: recommend 'go bug' when filing an issue 2017-07-24 17:18:34 +00:00
CONTRIBUTORS A+C: final updates for Go 1.9 2017-07-18 01:47:54 +00:00
favicon.ico website: recreate 16px and 32px favicon 2016-08-25 15:43:32 +00:00
LICENSE doc: revert copyright date to 2009 2016-06-01 22:40:04 +00:00
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