Performance Result Comparison

label	common value
by	mpratt@google.com
cpu	Intel(R) Xeon(R) W-2135 CPU @ 3.70GHz
goarch	amd64
goos	linux
pkg	time
upload	20210420.5
upload-file	before.txt
upload-part	20210420.5/0
upload-time	2021-04-20T14:17:30Z
label	values

	time/op
AfterFunc-12	74.0µs ± 3%
After-12	111µs ± 3%
Stop-12	76.0µs ± 6%
SimultaneousAfterFunc-12	113µs ± 2%
StartStop-12	36.2µs ± 9%
Reset-12	4.04µs ± 2%
Sleep-12	147µs ± 2%
ParallelTimerLatency-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=1-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=2-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=3-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=4-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=5-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=6-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=7-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=8-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=9-12
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=10-12
StaggeredTickerLatency/work-dur=2ms/tickers-per-P=1-12
Ticker-12	35.4µs ± 2%
TickerReset-12	4.17µs ± 1%
TickerResetNaive-12	74.2µs ± 7%
Now-12	37.4ns ± 0%
NowUnixNano-12	38.7ns ± 0%
NowUnixMilli-12	38.6ns ± 0%
NowUnixMicro-12	38.7ns ± 0%
Format-12	325ns ± 0%
FormatNow-12	181ns ± 0%
MarshalJSON-12	260ns ± 0%
MarshalText-12	259ns ± 0%
Parse-12	173ns ± 0%
ParseDuration-12	87.9ns ± 1%
Hour-12	4.91ns ± 0%
Second-12	4.92ns ± 1%
Year-12	15.5ns ± 0%
Day-12	19.7ns ± 0%
ISOWeek-12	21.8ns ± 0%
[Geo mean]	727ns

	cpu-time/op
AfterFunc-12	860µs ± 1%
After-12	1.27ms ± 3%
Stop-12	818µs ± 3%
SimultaneousAfterFunc-12	1.29ms ± 2%
StartStop-12	362µs ± 7%
Reset-12	47.9µs ± 1%
Sleep-12	1.57ms ± 1%
ParallelTimerLatency-12	3.22ms ±10%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=1-12	3.72ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=2-12	7.39ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=3-12	11.0ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=4-12	14.7ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=5-12	18.4ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=6-12	22.1ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=7-12	25.8ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=8-12	29.3ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=9-12	32.7ms ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=10-12	36.1ms ± 0%
StaggeredTickerLatency/work-dur=2ms/tickers-per-P=1-12	24.1ms ± 0%
Ticker-12	422µs ± 2%
TickerReset-12	49.7µs ± 1%
TickerResetNaive-12	811µs ± 6%
Now-12	37.4ns ± 0%
NowUnixNano-12	38.8ns ± 0%
NowUnixMilli-12	38.7ns ± 0%
NowUnixMicro-12	38.7ns ± 0%
Format-12	342ns ± 0%
FormatNow-12	194ns ± 0%
MarshalJSON-12	279ns ± 1%
MarshalText-12	278ns ± 1%
Parse-12	173ns ± 0%
ParseDuration-12	88.0ns ± 1%
Hour-12	4.92ns ± 0%
Second-12	4.93ns ± 1%
Year-12	15.5ns ± 0%
Day-12	19.8ns ± 0%
ISOWeek-12	21.8ns ± 0%
[Geo mean]	35.3µs

	sched-p50-ns
AfterFunc-12	82.0 ± 1%
After-12	79.0 ± 0%
Stop-12	204 ± 9%
SimultaneousAfterFunc-12	348k ± 0%
StartStop-12	280 ± 1%
Reset-12	727 ±248%
Sleep-12	322k ± 3%
ParallelTimerLatency-12	45.6k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=1-12	1.49k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=2-12	2.18k ± 2%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=3-12	2.21k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=4-12	2.27k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=5-12	2.27k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=6-12	2.21k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=7-12	2.21k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=8-12	2.27k ± 3%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=9-12	2.12k ±33%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=10-12	1.30M ±14%
StaggeredTickerLatency/work-dur=2ms/tickers-per-P=1-12	2.23k ± 2%
Ticker-12	79.0 ± 0%
TickerReset-12	89.0 ± 0%
TickerResetNaive-12	211 ±14%
Now-12	252 ±31%
NowUnixNano-12	226 ±29%
NowUnixMilli-12	293 ±16%
NowUnixMicro-12	238 ±30%
Format-12	66.4 ± 2%
FormatNow-12	65.0 ± 0%
MarshalJSON-12	65.0 ± 0%
MarshalText-12	65.0 ± 0%
Parse-12	202 ±41%
ParseDuration-12	177 ± 6%
Hour-12	268 ± 3%
Second-12	294 ±10%
Year-12	280 ±10%
Day-12	257 ±45%
ISOWeek-12	292 ±19%
[Geo mean]	748

	sched-p90-ns
AfterFunc-12	178 ± 4%
After-12	294 ± 5%
Stop-12	319 ± 2%
SimultaneousAfterFunc-12	565k ± 0%
StartStop-12	342 ± 3%
Reset-12	5.20k ±299%
Sleep-12	641k ± 4%
ParallelTimerLatency-12	148k ± 4%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=1-12	2.46k ± 8%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=2-12	5.44k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=3-12	5.64k ± 3%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=4-12	6.53k ±27%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=5-12	6.73k ±24%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=6-12	5.68k ± 5%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=7-12	5.57k ±11%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=8-12	57.2k ±63%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=9-12	76.8k ±16%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=10-12	2.71M ± 8%
StaggeredTickerLatency/work-dur=2ms/tickers-per-P=1-12	2.44k ± 2%
Ticker-12	81.0 ± 0%
TickerReset-12	431 ±141%
TickerResetNaive-12	324 ± 0%
Now-12	3.05k ±88%
NowUnixNano-12	2.98k ±83%
NowUnixMilli-12	3.28k ±169%
NowUnixMicro-12	2.53k ±89%
Format-12	133 ±30%
FormatNow-12	91.0 ± 0%
MarshalJSON-12	91.7 ± 1%
MarshalText-12	92.0 ± 1%
Parse-12	3.06k ±82%
ParseDuration-12	3.91k ±36%
Hour-12	3.67k ±48%
Second-12	3.22k ±45%
Year-12	2.81k ±89%
Day-12	2.29k ±93%
ISOWeek-12	2.88k ± 3%
[Geo mean]	3.07k

	sched-p99-ns
AfterFunc-12	1.14k ± 6%
After-12	894 ±20%
Stop-12	26.7k ±40%
SimultaneousAfterFunc-12	1.18M ± 1%
StartStop-12	39.9k ±77%
Reset-12	7.54M ±147%
Sleep-12	1.45M ± 3%
ParallelTimerLatency-12	180k ± 1%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=1-12	6.13k ±36%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=2-12	28.4k ±64%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=3-12	45.6k ± 0%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=4-12	46.0k ± 4%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=5-12	46.0k ± 3%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=6-12	47.4k ±20%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=7-12	75.4k ±21%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=8-12	173k ±58%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=9-12	650k ±89%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=10-12	4.72M ± 1%
StaggeredTickerLatency/work-dur=2ms/tickers-per-P=1-12	4.73k ±40%
Ticker-12	130 ± 0%
TickerReset-12	48.3k ±90%
TickerResetNaive-12	26.6k ±36%
Now-12	3.12k ±88%
NowUnixNano-12	2.98k ±83%
NowUnixMilli-12	3.54k ±150%
NowUnixMicro-12	2.53k ±89%
Format-12	5.06k ±15%
FormatNow-12	5.00k ± 9%
MarshalJSON-12	5.20k ±12%
MarshalText-12	5.00k ± 7%
Parse-12	3.06k ±82%
ParseDuration-12	3.91k ±36%
Hour-12	3.67k ±48%
Second-12	3.22k ±45%
Year-12	3.06k ±90%
Day-12	2.30k ±92%
ISOWeek-12	2.88k ± 3%
[Geo mean]	17.5k

	avg-late-ns
AfterFunc-12
After-12
Stop-12
SimultaneousAfterFunc-12
StartStop-12
Reset-12
Sleep-12
ParallelTimerLatency-12	137k ± 5%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=1-12	134k ± 1%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=2-12	126k ± 1%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=3-12	115k ± 3%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=4-12	92.8k ±15%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=5-12	77.5k ±10%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=6-12	61.8k ±19%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=7-12	43.9k ±12%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=8-12	126k ±109%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=9-12	770k ±29%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=10-12	3.30M ±31%
StaggeredTickerLatency/work-dur=2ms/tickers-per-P=1-12	82.0k ± 3%
Ticker-12
TickerReset-12
TickerResetNaive-12
Now-12
NowUnixNano-12
NowUnixMilli-12
NowUnixMicro-12
Format-12
FormatNow-12
MarshalJSON-12
MarshalText-12
Parse-12
ParseDuration-12
Hour-12
Second-12
Year-12
Day-12
ISOWeek-12
[Geo mean]	151k

	max-late-ns
AfterFunc-12
After-12
Stop-12
SimultaneousAfterFunc-12
StartStop-12
Reset-12
Sleep-12
ParallelTimerLatency-12	3.22M ±83%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=1-12	324k ± 8%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=2-12	351k ± 4%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=3-12	446k ±62%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=4-12	361k ± 2%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=5-12	362k ± 4%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=6-12	705k ±121%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=7-12	1.50M ±103%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=8-12	6.15M ±77%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=9-12	16.9M ±24%
StaggeredTickerLatency/work-dur=300µs/tickers-per-P=10-12	19.7M ±24%
StaggeredTickerLatency/work-dur=2ms/tickers-per-P=1-12	1.01M ± 4%
Ticker-12
TickerReset-12
TickerResetNaive-12
Now-12
NowUnixNano-12
NowUnixMilli-12
NowUnixMicro-12
Format-12
FormatNow-12
MarshalJSON-12
MarshalText-12
Parse-12
ParseDuration-12
Hour-12
Second-12
Year-12
Day-12
ISOWeek-12
[Geo mean]	1.38M

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