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Updated CHANGELOG.md to version v1.0.1
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‎CHANGELOG.md

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# 1.0.0
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* First stable release, production ready.
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# 1.0.1
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* A few changes were implemented to improve the stack performance.
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- Changes
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- https://github.com/ef-ds/stack/pull/2
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- https://github.com/ef-ds/stack/pull/3
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- Benchmark tests: [v1.0.0 vs v1.0.1](testdata/release_v1.0.1.md)

‎testdata/release_v1.0.1.md

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# v1.0.0 vs v1.0.1
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## Microservice tests
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```
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benchstat testdata/BenchmarkMicroserviceStackv1.0.0.txt testdata/BenchmarkMicroserviceStackv1.0.1.txt
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name old time/op new time/op delta
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/0-4 34.1ns ± 2% 28.1ns ± 1% -17.56% (p=0.000 n=10+10)
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/1-4 344ns ± 1% 322ns ± 0% -6.35% (p=0.000 n=10+9)
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/10-4 2.39µs ± 1% 2.23µs ± 1% -6.75% (p=0.000 n=10+10)
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/100-4 22.2µs ± 0% 20.6µs ± 0% -7.56% (p=0.000 n=9+9)
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/1000-4 212µs ± 1% 203µs ± 0% -4.27% (p=0.000 n=10+8)
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/10000-4 2.16ms ± 1% 2.12ms ± 1% -1.87% (p=0.000 n=10+10)
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/100000-4 23.7ms ± 2% 24.0ms ± 3% +1.22% (p=0.002 n=10+9)
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/1000000-4 243ms ± 1% 258ms ± 2% +6.13% (p=0.000 n=9+10)
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name old alloc/op new alloc/op delta
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/0-4 32.0B ± 0% 16.0B ± 0% -50.00% (p=0.000 n=10+10)
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/1-4 256B ± 0% 288B ± 0% +12.50% (p=0.000 n=10+10)
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/10-4 1.52kB ± 0% 1.55kB ± 0% +2.11% (p=0.000 n=10+10)
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/100-4 16.7kB ± 0% 15.2kB ± 0% -9.00% (p=0.000 n=10+10)
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/1000-4 134kB ± 0% 161kB ± 0% +20.38% (p=0.000 n=10+10)
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/10000-4 1.29MB ± 0% 1.76MB ± 0% +36.56% (p=0.000 n=10+10)
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/100000-4 12.8MB ± 0% 17.6MB ± 0% +37.57% (p=0.000 n=9+10)
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/1000000-4 128MB ± 0% 176MB ± 0% +37.64% (p=0.000 n=8+10)
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name old allocs/op new allocs/op delta
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/0-4 1.00 ± 0% 1.00 ± 0% ~ (all equal)
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/1-4 10.0 ± 0% 10.0 ± 0% ~ (all equal)
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/10-4 74.0 ± 0% 74.0 ± 0% ~ (all equal)
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/100-4 706 ± 0% 707 ± 0% +0.14% (p=0.000 n=10+10)
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/1000-4 7.01k ± 0% 7.02k ± 0% +0.14% (p=0.000 n=10+10)
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/10000-4 70.0k ± 0% 70.2k ± 0% +0.19% (p=0.000 n=10+10)
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/100000-4 700k ± 0% 702k ± 0% +0.20% (p=0.000 n=10+10)
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/1000000-4 7.00M ± 0% 7.02M ± 0% +0.20% (p=0.000 n=10+10)
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```
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## Other tests
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```
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benchstat testdata/BenchmarkFillStackv1.0.0.txt testdata/BenchmarkFillStackv1.0.1.txt
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name old time/op new time/op delta
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/0-4 33.5ns ± 1% 27.6ns ± 1% -17.73% (p=0.000 n=9+10)
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/1-4 172ns ± 2% 156ns ± 1% -9.31% (p=0.000 n=10+10)
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/10-4 574ns ± 3% 539ns ± 0% -6.22% (p=0.000 n=10+9)
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/100-4 4.71µs ± 0% 4.13µs ± 0% -12.31% (p=0.000 n=8+8)
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/1000-4 36.3µs ± 2% 34.2µs ± 0% -5.78% (p=0.000 n=10+9)
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/10000-4 352µs ± 2% 321µs ± 0% -8.81% (p=0.000 n=9+9)
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/100000-4 3.84ms ± 1% 3.50ms ± 1% -8.86% (p=0.000 n=9+10)
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/1000000-4 43.4ms ± 3% 40.6ms ± 3% -6.43% (p=0.000 n=10+10)
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name old alloc/op new alloc/op delta
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/0-4 32.0B ± 0% 16.0B ± 0% -50.00% (p=0.000 n=10+10)
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/1-4 160B ± 0% 192B ± 0% +20.00% (p=0.000 n=10+10)
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/10-4 560B ± 0% 592B ± 0% +5.71% (p=0.000 n=10+10)
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/100-4 7.12kB ± 0% 5.62kB ± 0% -21.12% (p=0.000 n=10+10)
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/1000-4 37.9kB ± 0% 40.5kB ± 0% +6.92% (p=0.000 n=10+10)
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/10000-4 330kB ± 0% 333kB ± 0% +0.84% (p=0.000 n=10+10)
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/100000-4 3.22MB ± 0% 3.22MB ± 0% +0.13% (p=0.000 n=10+10)
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/1000000-4 32.1MB ± 0% 32.1MB ± 0% +0.06% (p=0.000 n=10+10)
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name old allocs/op new allocs/op delta
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/0-4 1.00 ± 0% 1.00 ± 0% ~ (all equal)
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/1-4 4.00 ± 0% 4.00 ± 0% ~ (all equal)
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/10-4 14.0 ± 0% 14.0 ± 0% ~ (all equal)
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/100-4 106 ± 0% 107 ± 0% +0.94% (p=0.000 n=10+10)
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/1000-4 1.01k ± 0% 1.01k ± 0% +0.40% (p=0.000 n=10+10)
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/10000-4 10.0k ± 0% 10.0k ± 0% +0.22% (p=0.000 n=10+10)
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/100000-4 100k ± 0% 100k ± 0% +0.20% (p=0.000 n=10+10)
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/1000000-4 1.00M ± 0% 1.00M ± 0% +0.20% (p=0.000 n=10+10)
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```
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```
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benchstat testdata/BenchmarkRefillStackv1.0.0.txt testdata/BenchmarkRefillStackv1.0.1.txt
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name old time/op new time/op delta
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/1-4 3.50µs ± 1% 3.21µs ± 1% -8.23% (p=0.000 n=10+10)
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/10-4 33.6µs ± 1% 30.8µs ± 2% -8.34% (p=0.000 n=9+10)
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/100-4 324µs ± 1% 296µs ± 2% -8.63% (p=0.000 n=10+10)
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/1000-4 3.22ms ± 1% 3.09ms ± 1% -4.14% (p=0.000 n=10+10)
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/10000-4 32.6ms ± 2% 33.0ms ± 0% +1.50% (p=0.002 n=10+9)
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/100000-4 378ms ± 2% 350ms ± 1% -7.21% (p=0.000 n=10+10)
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name old alloc/op new alloc/op delta
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/1-4 1.60kB ± 0% 1.60kB ± 0% ~ (all equal)
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/10-4 16.0kB ± 0% 16.0kB ± 0% ~ (all equal)
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/100-4 160kB ± 0% 160kB ± 0% -0.00% (p=0.000 n=10+10)
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/1000-4 1.60MB ± 0% 2.42MB ± 0% +51.40% (p=0.000 n=10+9)
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/10000-4 16.0MB ± 0% 31.6MB ± 0% +97.62% (p=0.000 n=9+10)
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/100000-4 161MB ± 0% 320MB ± 0% +99.56% (p=0.000 n=10+10)
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name old allocs/op new allocs/op delta
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/1-4 100 ± 0% 100 ± 0% ~ (all equal)
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/10-4 1.00k ± 0% 1.00k ± 0% ~ (all equal)
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/100-4 10.0k ± 0% 10.0k ± 0% ~ (all equal)
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/1000-4 100k ± 0% 100k ± 0% +0.20% (p=0.000 n=10+10)
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/10000-4 1.00M ± 0% 1.00M ± 0% +0.38% (p=0.000 n=10+10)
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/100000-4 10.0M ± 0% 10.0M ± 0% +0.39% (p=0.000 n=10+10)
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```
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```
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benchstat testdata/BenchmarkRefillFullStackv1.0.0.txt testdata/BenchmarkRefillFullStackv1.0.1.txt
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name old time/op new time/op delta
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/1-4 3.38µs ± 2% 3.06µs ± 2% -9.70% (p=0.000 n=10+10)
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/10-4 34.4µs ± 3% 30.8µs ± 2% -10.52% (p=0.000 n=10+10)
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/100-4 336µs ± 2% 298µs ± 1% -11.32% (p=0.000 n=10+10)
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/1000-4 3.33ms ± 3% 3.34ms ± 1% ~ (p=1.000 n=10+10)
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/10000-4 32.6ms ± 2% 33.5ms ± 0% +2.90% (p=0.000 n=10+9)
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/100000-4 359ms ± 2% 346ms ± 0% -3.66% (p=0.000 n=10+9)
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name old alloc/op new alloc/op delta
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/1-4 1.60kB ± 0% 1.60kB ± 0% ~ (all equal)
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/10-4 16.0kB ± 0% 16.0kB ± 0% ~ (all equal)
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/100-4 160kB ± 0% 160kB ± 0% ~ (all equal)
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/1000-4 1.60MB ± 0% 3.24MB ± 0% +102.80% (p=0.000 n=10+10)
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/10000-4 16.0MB ± 0% 32.4MB ± 0% +102.80% (p=0.000 n=10+10)
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/100000-4 160MB ± 0% 320MB ± 0% +100.23% (p=0.000 n=10+10)
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name old allocs/op new allocs/op delta
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/1-4 100 ± 0% 100 ± 0% ~ (all equal)
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/10-4 1.00k ± 0% 1.00k ± 0% ~ (all equal)
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/100-4 10.0k ± 0% 10.0k ± 0% ~ (all equal)
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/1000-4 100k ± 0% 100k ± 0% +0.40% (p=0.000 n=10+10)
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/10000-4 1.00M ± 0% 1.00M ± 0% +0.40% (p=0.000 n=10+10)
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/100000-4 10.0M ± 0% 10.0M ± 0% +0.39% (p=0.000 n=10+10)
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```
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```
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benchstat testdata/BenchmarkSlowIncreaseStackv1.0.0.txt testdata/BenchmarkSlowIncreaseStackv1.0.1.txt
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name old time/op new time/op delta
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/1-4 198ns ± 2% 187ns ± 1% -5.41% (p=0.000 n=10+10)
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/10-4 867ns ± 1% 824ns ± 1% -4.97% (p=0.000 n=10+9)
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/100-4 7.48µs ± 0% 6.92µs ± 0% -7.57% (p=0.000 n=9+8)
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/1000-4 64.9µs ± 1% 63.2µs ± 1% -2.54% (p=0.000 n=10+10)
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/10000-4 636µs ± 0% 633µs ± 1% -0.48% (p=0.035 n=10+9)
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/100000-4 7.46ms ± 1% 7.30ms ± 0% -2.15% (p=0.000 n=9+8)
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/1000000-4 78.6ms ± 2% 83.1ms ± 2% +5.62% (p=0.000 n=10+10)
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name old alloc/op new alloc/op delta
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/1-4 176B ± 0% 208B ± 0% +18.18% (p=0.000 n=10+10)
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/10-4 720B ± 0% 752B ± 0% +4.44% (p=0.000 n=10+10)
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/100-4 8.72kB ± 0% 7.22kB ± 0% -17.25% (p=0.000 n=10+10)
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/1000-4 53.9kB ± 0% 64.8kB ± 0% +20.12% (p=0.000 n=10+10)
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/10000-4 490kB ± 0% 649kB ± 0% +32.47% (p=0.000 n=10+10)
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/100000-4 4.82MB ± 0% 6.42MB ± 0% +33.39% (p=0.000 n=10+10)
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/1000000-4 48.1MB ± 0% 64.1MB ± 0% +33.46% (p=0.000 n=10+10)
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name old allocs/op new allocs/op delta
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/1-4 5.00 ± 0% 5.00 ± 0% ~ (all equal)
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/10-4 24.0 ± 0% 24.0 ± 0% ~ (all equal)
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/100-4 206 ± 0% 207 ± 0% +0.49% (p=0.000 n=10+10)
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/1000-4 2.01k ± 0% 2.01k ± 0% +0.30% (p=0.000 n=10+10)
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/10000-4 20.0k ± 0% 20.1k ± 0% +0.30% (p=0.000 n=10+10)
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/100000-4 200k ± 0% 201k ± 0% +0.29% (p=0.000 n=10+10)
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/1000000-4 2.00M ± 0% 2.01M ± 0% +0.29% (p=0.000 n=10+10)
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```
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```
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benchstat testdata/BenchmarkSlowDecreaseStackv1.0.0.txt testdata/BenchmarkSlowDecreaseStackv1.0.1.txt
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name old time/op new time/op delta
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/1-4 34.8ns ± 1% 30.9ns ± 2% -11.17% (p=0.000 n=10+10)
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/10-4 349ns ± 1% 314ns ± 1% -10.23% (p=0.000 n=10+9)
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/100-4 3.41µs ± 1% 3.05µs ± 1% -10.38% (p=0.000 n=9+10)
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/1000-4 33.8µs ± 1% 30.4µs ± 2% -10.01% (p=0.000 n=9+10)
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/10000-4 337µs ± 1% 303µs ± 1% -10.07% (p=0.000 n=8+9)
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/100000-4 3.37ms ± 1% 3.03ms ± 1% -10.00% (p=0.000 n=10+9)
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/1000000-4 33.6ms ± 0% 30.4ms ± 1% -9.57% (p=0.000 n=9+10)
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name old alloc/op new alloc/op delta
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/1-4 16.0B ± 0% 16.0B ± 0% ~ (all equal)
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/10-4 160B ± 0% 160B ± 0% ~ (all equal)
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/100-4 1.60kB ± 0% 1.60kB ± 0% ~ (all equal)
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/1000-4 16.0kB ± 0% 16.0kB ± 0% ~ (all equal)
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/10000-4 160kB ± 0% 160kB ± 0% ~ (all equal)
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/100000-4 1.60MB ± 0% 1.60MB ± 0% ~ (all equal)
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/1000000-4 16.0MB ± 0% 16.0MB ± 0% ~ (all equal)
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name old allocs/op new allocs/op delta
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/1-4 1.00 ± 0% 1.00 ± 0% ~ (all equal)
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/10-4 10.0 ± 0% 10.0 ± 0% ~ (all equal)
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/100-4 100 ± 0% 100 ± 0% ~ (all equal)
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/1000-4 1.00k ± 0% 1.00k ± 0% ~ (all equal)
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/10000-4 10.0k ± 0% 10.0k ± 0% ~ (all equal)
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/100000-4 100k ± 0% 100k ± 0% ~ (all equal)
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/1000000-4 1.00M ± 0% 1.00M ± 0% ~ (all equal)
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```
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```
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benchstat testdata/BenchmarkStableStackv1.0.0.txt testdata/BenchmarkStableStackv1.0.1.txt
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name old time/op new time/op delta
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/1-4 31.1ns ± 1% 28.9ns ± 2% -6.86% (p=0.000 n=10+10)
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/10-4 312ns ± 1% 294ns ± 3% -5.92% (p=0.000 n=10+9)
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/100-4 3.07µs ± 2% 2.88µs ± 2% -6.24% (p=0.000 n=10+10)
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/1000-4 30.4µs ± 1% 28.5µs ± 3% -6.35% (p=0.000 n=10+10)
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/10000-4 305µs ± 1% 285µs ± 1% -6.57% (p=0.000 n=9+10)
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/100000-4 3.08ms ± 5% 2.85ms ± 2% -7.52% (p=0.000 n=9+9)
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/1000000-4 31.6ms ± 2% 28.4ms ± 1% -9.95% (p=0.000 n=10+9)
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name old alloc/op new alloc/op delta
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/1-4 16.0B ± 0% 16.0B ± 0% ~ (all equal)
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/10-4 160B ± 0% 160B ± 0% ~ (all equal)
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/100-4 1.60kB ± 0% 1.60kB ± 0% ~ (all equal)
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/1000-4 16.0kB ± 0% 16.0kB ± 0% ~ (all equal)
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/10000-4 160kB ± 0% 160kB ± 0% ~ (all equal)
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/100000-4 1.60MB ± 0% 1.60MB ± 0% ~ (all equal)
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/1000000-4 16.0MB ± 0% 16.0MB ± 0% ~ (all equal)
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name old allocs/op new allocs/op delta
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/1-4 1.00 ± 0% 1.00 ± 0% ~ (all equal)
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/10-4 10.0 ± 0% 10.0 ± 0% ~ (all equal)
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/100-4 100 ± 0% 100 ± 0% ~ (all equal)
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/1000-4 1.00k ± 0% 1.00k ± 0% ~ (all equal)
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/10000-4 10.0k ± 0% 10.0k ± 0% ~ (all equal)
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/100000-4 100k ± 0% 100k ± 0% ~ (all equal)
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/1000000-4 1.00M ± 0% 1.00M ± 0% ~ (all equal)
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```

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